Examkin

Conventions of Punctuation

374 soru

Tüm türler374Çoktan seçmeli326Boşluk doldurma48
Soru 161Soru →

In the early nineteenth century, a Cherokee silversmith named Sequoyah set out to create a written language for his people. Sequoyah's writing system which he painstakingly developed, consisted of eighty-five characters representing distinct syllables. Within a few years, literacy rates among the Cherokee rose dramatically, demonstrating the success of his invention.

Which of the following choices best punctuates the underlined portion of the sentence?

Cevabı ve açıklamayı göster

Cevap: , which he painstakingly developed,

Cevap

The correct option is the one that sets off the nonessential clause with a pair of commas: ', which he painstakingly developed,'
The relative clause is nonessential because it modifies 'Sequoyah's writing system,' which is already specific and unique. Nonessential elements must be enclosed by a pair of commas. The correct option correctly provides both the opening comma before 'which' and the closing comma after 'developed' to set off this parenthetical clause.

Adım Adım Çözüm

1
Determine whether the underlined clause is essential (restrictive) or nonessential (nonrestrictive) to the sentence.
The clause modifies 'Sequoyah's writing system.' Because this noun phrase refers to a specific, unique entity that is already fully identified, the modifying clause is nonessential.
Nonessential elements provide extra information but are not required to identify the noun they modify.
2
Identify the punctuation rules that apply to nonessential elements.
Nonessential elements must be set off from the rest of the sentence by a pair of commas—one at the beginning and one at the end of the element.
Enclosing parenthetical information in commas allows the reader to follow the main clause without interruption.
3
Evaluate the options to find the one that correctly applies these rules.
The option starting with a comma and using the pronoun 'which' followed by a closing comma correctly sets off the clause. Other options either leave a dangling comma, use a restrictive pronoun with commas, or introduce a semicolon that creates a fragment.
Only the correct option maintains proper sentence structure and punctuation.

Anahtar Kavram

Punctuation of nonessential relative clauses
Soru 162Soru →

In the deep, lightless zones of the ocean, the anglerfish uses a glowing lure to attract prey. This bioluminescent organ, called an esca, is filled with symbiotic <u>bacteria. Which produce</u> light through a complex chemical reaction. This glowing trap allows the predator to survive in an environment where food is extremely scarce.

Which of the following choices represents the correct punctuation at the underlined boundary?

Cevabı ve açıklamayı göster

Cevap: bacteria that produce

Cevap

The correct choice is 'bacteria that produce' because it properly integrates the dependent clause into the sentence without creating a fragment or a comma splice.
The correct choice is the option that replaces the period with the relative pronoun 'that'. This integrates the relative clause into the main clause, avoiding both a sentence fragment and a comma splice.

Adım Adım Çözüm

1
Identify the grammatical role of the clauses at the sentence boundary.
The first clause is independent ('This bioluminescent organ, called an esca, is filled with symbiotic bacteria'), while the second clause ('Which produce light through a complex chemical reaction') is a dependent relative clause.
This helps determine whether a sentence-ending punctuation mark is appropriate.
2
Evaluate the punctuation choices at the boundary.
A period or semicolon cannot be used to separate a dependent clause from an independent clause. A comma splice is created if independent clauses are joined by only a comma.
This rules out choices that create fragments or comma splices.
3
Select the correct connective structure.
Using the relative pronoun 'that' without any punctuation connects the clauses into a single, cohesive, grammatically correct sentence.
This choice resolves the sentence boundary error successfully.

Anahtar Kavram

Identifying sentence boundaries and distinguishing between independent and dependent clauses to avoid fragments and comma splices.
Soru 163Soru →

In 1609, Galileo Galilei constructed an instrument that would revolutionize astronomy. The telescope that Galileo built, which had a magnification of three times, helped him discover the four largest moons of Jupiter. These observations challenged the geocentric model of the universe.

Which choice best punctuates the underlined portion of the sentence?

Cevabı ve açıklamayı göster

Cevap: NO CHANGE

Cevap

The correct option is the one that leaves the sentence unchanged: 'that Galileo built, which had a magnification of three times, helped'.
The correct answer keeps the original punctuation. The clause 'that Galileo built' is restrictive because it is essential to identifying which telescope is being discussed, so it should not be preceded by a comma. The clause 'which had a magnification of three times' is nonrestrictive because it provides extra, nonessential details about the telescope, and therefore it must be set off with a pair of commas: one before 'which' and one after 'times'.

Adım Adım Çözüm

1
Analyze the role of each clause in the underlined portion of the sentence.
The clause 'that Galileo built' is restrictive (essential to identify which telescope), and the clause 'which had a magnification of three times' is nonrestrictive (adds nonessential details).
Restrictive clauses must not be set off by commas, whereas nonrestrictive clauses must be set off by commas.
2
Verify the punctuation around each clause.
The restrictive clause should have no preceding comma, and the nonrestrictive clause must start and end with commas (before 'which' and after 'times').
This maintains the correct distinction between essential and nonessential information in the sentence.

Anahtar Kavram

Commas with Nonessential and Parenthetical Elements
Tahmini Süre:45s
Soru 164Soru →

During the annual safety inspection, the two refineries' supervisors reviewed the safety procedures to ensure they're alignment with federal standards.

Which choice is the correct spelling and punctuation for the underlined portion of the sentence?

Cevabı ve açıklamayı göster

Cevap: refineries' supervisors reviewed the safety procedures to ensure their

Cevap

refineries' supervisors reviewed the safety procedures to ensure their
The correct answer correctly uses the plural possessive 'refineries\'' to show possession by the two facilities mentioned in the sentence, and it uses the possessive pronoun 'their' to properly modify the noun 'alignment'.

Adım Adım Çözüm

1
Determine if the noun 'refineries' should be singular or plural, and if it requires a possessive apostrophe.
The sentence mentions 'two' facilities, meaning the plural form 'refineries' is required. Since the supervisors belong to these refineries, it must be possessive, yielding the plural possessive form 'refineries''.
Plural nouns ending in -s form the possessive by adding an apostrophe after the -s.
2
Determine whether the pronoun modifying 'alignment' should be a contraction, adverb, or possessive pronoun.
The pronoun modifies the noun 'alignment', so the possessive pronoun 'their' is required.
The word 'they're' is a contraction of 'they are', which would create a grammatical error ('to ensure they are alignment'), and 'there' refers to a place or direction.
3
Combine the correct choices to select the appropriate option.
The correct phrasing is 'refineries' supervisors reviewed the safety procedures to ensure their'.
This option correctly combines the plural possessive 'refineries'' and the possessive pronoun 'their'.

Anahtar Kavram

Apostrophes for Possessives and Contractions
Soru 165Soru →

To reach the remote research station, the climatologists had to navigate the steep, narrow, mountain pass and they had to carry all of their scientific equipment on foot.

Which of the following choices for the underlined portion is correct?

Cevabı ve açıklamayı göster

Cevap: steep, narrow mountain pass, and they had to carry

Cevap

The correct answer is the option that places a comma between 'steep' and 'narrow,' omits the comma before 'mountain,' and uses a comma before the coordinating conjunction 'and' to join the two independent clauses.
The correct answer correctly punctuates the coordinate adjectives 'steep' and 'narrow' by placing a comma between them, while correctly omitting a comma before the noun phrase 'mountain pass' because 'mountain' acts as a noun adjunct modifying 'pass.' Additionally, it correctly uses a comma followed by the coordinating conjunction 'and' to connect the two independent clauses: 'the climatologists had to navigate...' and 'they had to carry...'

Adım Adım Çözüm

1
Analyze the relationship between the adjectives 'steep' and 'narrow' modifying the noun phrase 'mountain pass'.
Since 'steep' and 'narrow' are coordinate adjectives (they can be reordered as 'narrow, steep' or joined with 'and'), a comma is required between them. However, 'mountain' functions as a noun adjunct modifying 'pass,' so no comma should separate 'narrow' from 'mountain.'
To correctly punctuate coordinate adjectives and avoid separating a modifier from its noun.
2
Examine the structure of the clauses surrounding the coordinating conjunction.
The clause before 'and' ('the climatologists had to navigate the steep, narrow mountain pass') and the clause after 'and' ('they had to carry all of their scientific equipment on foot') are both independent clauses.
To determine the correct punctuation needed to connect these clauses.
3
Evaluate the punctuation choices for joining these two independent clauses.
An independent clause followed by a coordinating conjunction (like 'and') requires a comma before the conjunction. Alternatively, a semicolon could join them if the conjunction were omitted, but a semicolon cannot be used to connect an independent clause to a dependent clause (such as one starting with 'while').
To choose the option that correctly joins the clauses without creating a comma splice or fragment.

Anahtar Kavram

Punctuation of coordinate adjectives and connection of independent clauses using coordinating conjunctions.
Tahmini Süre:1m 0s
Soru 166Soru →

In the sentence below, which punctuation mark should be placed in the blank to connect the two independent clauses grammatically?

Aşağıdaki boşlukları doldurun

Although Mary Anning was not recognized by the scientific establishment during her lifetime, her fossil discoveries in Lyme Regis fundamentally changed paleontological history indeed, her work helped pave the way for modern theories of prehistoric life.
Cevabı ve açıklamayı göster

Cevap

A semicolon is the correct punctuation mark to join the two independent clauses.
A semicolon is the correct punctuation mark to connect the two independent clauses 'her fossil discoveries in Lyme Regis fundamentally changed paleontological history' and 'indeed, her work helped pave the way for modern theories of prehistoric life'. Since these two thoughts are closely related and are not joined by a coordinating conjunction, a semicolon is required to prevent a run-on sentence or comma splice.

Adım Adım Çözüm

1
Identify the structure of the clauses surrounding the blank.
The clause before the blank ('her fossil discoveries in Lyme Regis fundamentally changed paleontological history') is independent, and the clause after the blank ('indeed, her work helped pave the way for modern theories of prehistoric life') is also independent.
To determine the correct punctuation, we must establish whether the clauses can stand alone as complete sentences.
2
Determine the appropriate punctuation to connect two independent clauses without a coordinating conjunction.
A semicolon is grammatically required to connect two independent clauses when no coordinating conjunction (such as 'and' or 'but') is present.
Using a comma would create a comma splice, and using no punctuation would create a run-on sentence.

Anahtar Kavram

Using a semicolon to link two closely related independent clauses.
Tahmini Süre:1m 0s
Soru 167Soru →

In 1912, German meteorologist Alfred Wegener proposed the theory of continental drift, suggesting that Earth’s continents were once joined in a single supercontinent. Most of his contemporaries dismissed the idea because Wegener could not identify a physical mechanism that could move entire landmasses. He continued to gather supporting evidence until his death. Never seeing his revolutionary theory accepted by the scientific community.

Which of the following is the correct punctuation and phrasing for the underlined portion of the passage?

Cevabı ve açıklamayı göster

Cevap: death, never seeing his

Cevap

death, never seeing his
The correct choice uses a comma to properly join the independent clause with the subsequent participial phrase. Because the second part of the sentence functions as a dependent modifying phrase rather than an independent clause, a comma is the correct punctuation mark to maintain sentence cohesion without introducing a fragment or a comma splice.

Adım Adım Çözüm

1
Analyze the grammatical structure of the two parts of the sentence separated by the punctuation boundary.
The first part ('He continued to gather supporting evidence until his death') is an independent clause. The second part ('Never seeing his revolutionary theory accepted...') is a participial phrase modifying Wegener's action.
Determining the grammatical status of the clauses helps establish whether they can stand alone or must be joined as modifiers.
2
Evaluate the options that create fragments.
Leaving a period (NO CHANGE) or introducing a semicolon creates a sentence fragment because a dependent participial phrase cannot stand alone.
Sentence fragments are grammatical errors that must be resolved by integrating the dependent phrase into the main clause.
3
Evaluate the option that creates a run-on or comma splice.
Using a comma with the phrase 'he never saw' creates a second independent clause, which results in a comma splice because no coordinating conjunction or semicolon is present.
Two independent clauses must be joined with appropriate coordinating conjunctions or punctuation to avoid comma splices.
4
Verify the correct option.
Using a comma followed by the participle 'never seeing' properly integrates the modifying phrase into the preceding independent clause.
This establishes a grammatically complete sentence with correct punctuation at the boundary.

Anahtar Kavram

Distinguishing between independent clauses and dependent phrases at sentence boundaries to select appropriate punctuation.
Soru 168Soru →

To reconstruct the prehistoric environment, the researchers analyzed the fossilized microscopic, plant spores, and compared the results with modern soil samples.

Which of the following options represents the correct punctuation for the underlined portion of the sentence?

Cevabı ve açıklamayı göster

Cevap: fossilized, microscopic plant spores and compared

Cevap

The correct answer is the option that correctly punctuates the coordinate adjectives and the compound predicate, reading 'fossilized, microscopic plant spores and compared'.
The correct option correctly identifies 'fossilized' and 'microscopic' as coordinate adjectives, which requires a comma between them, while recognizing 'plant' as a cumulative adjective that should not be separated from 'spores' by a comma. Furthermore, it correctly punctuates the compound predicate ('analyzed... and compared...') by omitting the comma before the coordinating conjunction 'and'.

Adım Adım Çözüm

1
Analyze the relationship between the adjectives 'fossilized', 'microscopic', and 'plant'.
'fossilized' and 'microscopic' are coordinate adjectives (they can be reversed or joined by 'and'), so they require a comma. 'plant' is cumulative with 'spores', so no comma should separate 'microscopic' and 'plant'.
Coordinate adjectives modify the noun independently and must be separated by a comma, whereas cumulative adjectives build on each other and must not be separated by commas.
2
Analyze the clause structure and punctuation around the conjunction 'and'.
The sentence has a compound predicate ('analyzed... and compared...'), not two independent clauses.
A comma should not be used before 'and' when it links two parts of a compound predicate sharing the same subject ('the researchers').
3
Evaluate the answer choices to find the one that applies both grammatical rules correctly.
The option containing 'fossilized, microscopic plant spores and compared' correctly applies both rules.
It includes the necessary comma for coordinate adjectives, avoids the unnecessary comma before the cumulative adjective, and correctly omits the comma in the compound predicate.

Anahtar Kavram

Distinguishing between coordinate and cumulative adjectives, and punctuating compound predicates vs. independent clauses.
Soru 169Soru →

The following passage is an excerpt from an essay on archaeological discoveries.

For decades, scholars believed that the clay tablets discovered at the ancient palace of Knossos were written in an indigenous, non-Greek tongue. However, in 1952, Michael Ventris proved this assumption wrong. Deciphering the Knossos tablets required Ventris to cross-reference thousands of character combinations—a process made significantly more difficult by the damaged state of the clay, and to construct a grid of grammatical relationships. Ultimately, his work revealed that the script, known as Linear B, was an early form of Greek.

Which of the following choices is the best version of the underlined portion of the sentence?

Cevabı ve açıklamayı göster

Cevap: combinations—a process made significantly more difficult by the damaged state of the clay—and

Cevap

The correct option is the one that sets off the parenthetical phrase with matching dashes on both sides, reading: 'combinations—a process made significantly more difficult by the damaged state of the clay—and'
The correct answer correctly uses a pair of dashes to set off the nonessential appositive phrase ('a process made significantly more difficult by the damaged state of the clay'). Nonessential elements must be set off with consistent punctuation at both ends. Since the parenthetical phrase begins with a dash, it must also end with a dash.

Adım Adım Çözüm

1
Identify the syntactic role of the underlined phrase.
The phrase starting with 'a process...' is a nonessential appositive that clarifies why the cross-referencing was difficult.
Nonessential elements must be set off from the rest of the sentence using punctuation marks such as commas, parentheses, or dashes.
2
Check for consistency in the punctuation marks wrapping the nonessential phrase.
The phrase starts with an em-dash after the word 'combinations'. Therefore, it must also end with an em-dash before 'and' to maintain consistency.
Mixing a dash at the beginning of a parenthetical phrase with a comma at the end violates the rule of punctuation pair consistency.
3
Verify that other punctuation marks like semicolons are not appropriate here.
Semicolons are incorrect because neither the appositive phrase nor the subsequent parallel infinitive phrase ('and to construct...') is an independent clause.
A semicolon is used to connect two independent clauses; using it to separate phrases creates grammatical fragments.

Anahtar Kavram

Punctuation consistency with parenthetical elements and dashes
Soru 170Soru →

Architect Frank Lloyd Wright spent his career challenging the European styles that dominated American design in the late nineteenth century. Instead of imposing rigid, classical structures onto the landscape, he championed the idea that a building should exist in harmony with its site, it was a philosophy he called 'organic architecture.' By integrating local materials and horizontal lines, Wright sought to make each home feel like a natural extension of its environment.

Which of the following choices best punctuates the underlined portion of the sentence?

Cevabı ve açıklamayı göster

Cevap: site: a philosophy

Cevap

The correct choice is the option that uses a colon to connect the independent clause to the explanatory noun phrase 'a philosophy he called organic architecture.'
The correct option correctly uses a colon to separate an independent clause from an explanatory appositive noun phrase. The clause preceding the colon is a complete sentence, and the phrase following it directly clarifies the 'idea' mentioned previously.

Adım Adım Çözüm

1
Analyze the clause structure before the underlined portion.
The clause 'Instead of imposing rigid, classical structures onto the landscape, he championed the idea that a building should exist in harmony with its site' is independent because it has a subject ('he') and a verb ('championed') and expresses a complete thought.
Punctuation marks like colons and semicolons require an independent clause to precede them.
2
Analyze the grammatical structure of the phrase following the underlined noun 'site'.
The phrase 'a philosophy he called organic architecture' is a noun phrase (an appositive) that explains the 'idea' from the main clause.
An appositive noun phrase can be introduced by a colon to add clarification or definition at the end of a sentence.
3
Evaluate the grammar and punctuation of each choice.
The original phrasing creates a comma splice by joining two independent clauses with only a comma. Placing 'was' before the colon separates the verb from its complement and leaves the clause before the colon incomplete. Placing a comma before 'that' violates restrictive modifier rules.
Only the option using a colon to introduce the appositive phrase maintains grammatical correctness and avoids structural errors.

Anahtar Kavram

Colons
Soru 171Soru →

In the early twentieth century, a new musical style emerged in the vibrant neighborhoods of New Orleans. The musicians who performed in early jazz brass bands, which were popular in New Orleans often relied on improvisation rather than written sheet music. This innovative approach helped popularize the genre across the nation.

Which of the following alternatives to the underlined portion is grammatically correct?

Cevabı ve açıklamayı göster

Cevap: who performed in early jazz brass bands, which were popular in New Orleans,

Cevap

who performed in early jazz brass bands, which were popular in New Orleans,
The correct option correctly leaves the restrictive clause 'who performed in early jazz brass bands' without commas, as it is essential to identifying which musicians are being discussed. It also properly encloses the nonessential relative clause 'which were popular in New Orleans' with a pair of commas to set it off from the rest of the sentence.

Adım Adım Çözüm

1
Identify the clauses in the underlined portion and determine whether they are restrictive (essential) or nonrestrictive (nonessential).
The clause 'who performed in early jazz brass bands' is restrictive because it defines which specific musicians are being discussed. The clause 'which were popular in New Orleans' is nonrestrictive because it provides extra information about the brass bands.
Restrictive clauses do not take commas, whereas nonrestrictive clauses must be set off by a pair of commas.
2
Evaluate the punctuation surrounding each clause to find the grammatically correct option.
The correct option must not place a comma before 'who', but must place commas both before 'which' and after 'New Orleans'.
This maintains the integrity of the restrictive clause and correctly sets off the parenthetical nonrestrictive clause.

Anahtar Kavram

Commas with Nonessential and Parenthetical Elements
Soru 172Soru →

Although the cast members practiced their lines diligently, the production's two directors' primary concern was it's pacing, which remained inconsistent.

Which of the following choices is the best replacement for the underlined portion?

Cevabı ve açıklamayı göster

Cevap: directors' primary concern was its

Cevap

The correct option is the one that reads 'directors' primary concern was its'.
The correct option is the one that states 'directors' primary concern was its'. The sentence specifies 'two' directors, meaning we need the plural possessive noun 'directors''. The possessive pronoun 'its' is correct because it shows ownership of 'pacing' without using an apostrophe, distinguishing it from the contraction 'it's'.

Adım Adım Çözüm

1
Determine the singular or plural possessive form for the directors.
Since the sentence refers to 'two' directors, the noun is plural. The possessive form of a regular plural noun ending in 's' is created by placing the apostrophe after the 's', yielding 'directors'.
This establishes correct noun agreement and possessive punctuation.
2
Determine whether to use the contraction 'it's' or the possessive pronoun 'its'.
The word modifies 'pacing', indicating possession (the pacing of the production). Therefore, the possessive pronoun 'its' (no apostrophe) is correct.
This avoids homophone confusion between the contraction 'it's' (it is) and the possessive pronoun 'its'.
3
Combine the correct possessive noun and pronoun forms.
The correct phrasing is 'directors' primary concern was its'.
This satisfies all grammatical requirements for the sentence.

Anahtar Kavram

Possessive apostrophe placement for plural nouns and distinguishing possessive pronouns from contractions
Soru 173Soru →

The museum houses thousands of historical artifacts from ancient civilizations. The obsidian [underline]blade, which was discovered in a volcanic region, is[/underline] the collection's highlight. Archaeologists believe it was used in royal ceremonies.

Which of the following is the best version of the underlined portion of the sentence?

Cevabı ve açıklamayı göster

Cevap: NO CHANGE

Cevap

NO CHANGE
The correct answer properly sets off the nonessential relative clause 'which was discovered in a volcanic region' with a pair of commas. Because the clause is parenthetical and not necessary to identify the specific 'obsidian blade,' it requires punctuation to separate it from the main flow of the sentence.

Adım Adım Çözüm

1
Determine if the underlined clause 'which was discovered in a volcanic region' is essential (restrictive) or nonessential (nonrestrictive) to the meaning of the sentence.
The clause is nonessential because removing it ('The obsidian blade is the collection's highlight') does not alter the core meaning or identity of the subject.
Nonessential information must be set off from the rest of the sentence with punctuation, typically commas.
2
Verify the correct punctuation placement around the nonessential clause.
A pair of commas must enclose the clause: one comma after 'blade' and another comma after 'region'.
This cleanly separates the parenthetical description from the main subject and verb of the independent clause.

Anahtar Kavram

Commas with Nonessential and Parenthetical Elements
Soru 174Soru →

In the seventeenth century, Artemisia Gentileschi overcame significant barriers to become one of the most celebrated painters of the Baroque era. Her masterpiece , a dramatic rendering of Judith slaying Holofernes, showcases her brilliant use of intense light and shadow. Today, art historians recognize this work as a defining achievement of seventeenth-century art.

Which choice best punctuates the underlined portion of the passage?

Cevabı ve açıklamayı göster

Cevap: NO CHANGE

Cevap

The correct answer is the option that keeps the underlined portion as it is, using a pair of commas to set off the nonessential appositive phrase.
The phrase 'a dramatic rendering of Judith slaying Holofernes' is a nonessential appositive that describes the noun 'masterpiece.' Because it is nonessential to the basic structure of the sentence, it must be enclosed in a pair of commas. The original punctuation correctly places a comma before the phrase and a comma after the phrase.

Adım Adım Çözüm

1
Analyze the underlined portion and identify its grammatical role in the sentence.
The phrase 'a dramatic rendering of Judith slaying Holofernes' is an appositive that renames and describes 'masterpiece.' It is nonessential because removing it leaves a grammatically complete and coherent sentence ('Her masterpiece showcases her brilliant use of intense light and shadow.').
Determining whether a phrase is essential or nonessential dictates how it should be punctuated.
2
Apply the punctuation rule for nonessential elements.
Nonessential elements must be set off from the rest of the sentence by a pair of matching punctuation marks, such as commas. This means there must be a comma before the phrase and a comma after it.
Using a pair of commas correctly signals that the information is parenthetical.
3
Evaluate the choices to find the one that correctly implements this punctuation rule.
The original text uses a comma before 'a' and a comma after 'Holofernes,' which correctly sets off the nonessential appositive. Other options either omit a comma, incorrectly punctuate a restrictive clause, or use a semicolon inappropriately.
This confirms that the original phrasing is correct and requires no changes.

Anahtar Kavram

Commas with Nonessential and Parenthetical Elements
Soru 175Soru →

When designing a modern skyscraper, architects must consider several environmental factors: wind resistance, solar heat gain, and seismic activity.

Which choice best punctuates the underlined portion of the sentence?

Cevabı ve açıklamayı göster

Cevap: NO CHANGE

Cevap

The correct answer is the option that keeps the original punctuation (NO CHANGE) because a colon is the proper way to introduce a list after a complete independent clause.
The original punctuation is correct because the sentence before the colon is a complete, independent clause, and the colon is properly used to introduce a list of factors that clarify the statement.

Adım Adım Çözüm

1
Determine if the clause before the punctuation is independent.
The clause 'When designing a modern skyscraper, architects must consider several environmental factors' is independent because it contains a subject and a verb and forms a complete thought.
Colons must be preceded by an independent clause.
2
Analyze what follows the punctuation mark.
The phrase 'wind resistance, solar heat gain, and seismic activity' is a list of noun phrases (not a complete clause).
This rules out a semicolon, which must separate two independent clauses, and makes a colon the correct choice to introduce the list.
3
Evaluate the option containing the word 'including'.
Adding 'including' right before a colon is grammatically incorrect because it disrupts the flow and makes the preceding clause dependent/incomplete.
Colons cannot be placed directly after verbs or prepositions like 'including'.

Anahtar Kavram

Colons
Soru 176Soru →

Deep inside a sandstone mountain on the Norwegian island of Spitsbergen lies the Svalbard Global Seed Vault, therefore, it is designed to safeguard the world's crop diversity against future disasters.

Which of the following is the best replacement for the underlined portion of the sentence?

Cevabı ve açıklamayı göster

Cevap: Vault; therefore, it

Cevap

The correct option is the one that punctuates the independent clauses using a semicolon before the conjunctive adverb: 'Vault; therefore, it'.
The sentence contains two independent clauses: 'Deep inside a sandstone mountain on the Norwegian island of Spitsbergen lies the Svalbard Global Seed Vault' and 'it is designed to safeguard the world's crop diversity against future disasters.' When joining two independent clauses with a conjunctive adverb like 'therefore,' a semicolon must precede the transition, and a comma must follow it.

Adım Adım Çözüm

1
Identify the clauses in the sentence.
The sentence consists of two clauses: 'Deep inside a sandstone mountain on the Norwegian island of Spitsbergen lies the Svalbard Global Seed Vault' and 'it is designed to safeguard the world's crop diversity against future disasters.' Both clauses are independent because they can stand alone as complete thoughts.
Determining whether the clauses are independent or dependent is necessary to apply the correct punctuation rules.
2
Evaluate the transition word linking the two clauses.
The transition word 'therefore' is a conjunctive adverb, not a coordinating conjunction (such as 'and', 'but', or 'so').
Conjunctive adverbs require specific punctuation (a semicolon before and a comma after) when joining independent clauses.
3
Choose the punctuation option that correctly connects these independent clauses without creating a fragment or run-on.
The correct format is 'Vault; therefore, it'.
A semicolon is appropriate to separate independent clauses, and using it avoids a comma splice or fragment.

Anahtar Kavram

Using semicolons to connect independent clauses linked by a conjunctive adverb
Soru 177Soru →

Identify the punctuation mark that should fill the blank to ensure the sentence is grammatically correct and consistent.

Aşağıdaki boşlukları doldurun

Although the standard theory of planet formation suggests that gas giants form far from their host stars—where temperatures are low enough for volatile compounds to condense the discovery of 'hot Jupiters' orbiting mere fractions of an astronomical unit from their stars has forced astrophysicists to revise their models of planetary migration.
Cevabı ve açıklamayı göster

Cevap

A dash (—)
The parenthetical clause detailing where gas giants form ('—where temperatures are low enough for volatile compounds to condense') is opened with an em dash. To maintain grammatical consistency, the clause must also be closed with a dash. A dash is the only punctuation mark that correctly completes this pair.

Adım Adım Çözüm

1
Analyze the structure of the sentence, focusing on the parenthetical element setting off the description of where gas giants form.
Identify that the parenthetical clause begins with an em dash ('—where temperatures are low enough for volatile compounds to condense').
To set off parenthetical or nonessential information, punctuation marks must be consistent on both sides.
2
Determine the matching punctuation mark needed to close the parenthetical element before the main clause begins.
Since the parenthetical phrase is opened with a dash, it must be closed with a dash to maintain consistency.
Mismatching a dash with a comma or parenthesis is grammatically incorrect in standard English conventions.

Anahtar Kavram

Dash pair consistency for nonessential parenthetical elements
Soru 178Soru →

While mapping the outer edges of the galaxy, the astrophysicists recorded several highly, unusual, rapidly pulsating, signals; and they immediately cross-referenced the coordinates with existing stellar databases.

Which of the following is the best choice for the underlined portion?

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Cevap: highly unusual, rapidly pulsating signals, and they immediately cross-referenced

Cevap

highly unusual, rapidly pulsating signals, and they immediately cross-referenced
The correct answer properly handles both the adjective punctuation and the clause coordination. In the noun phrase, 'highly' and 'rapidly' are adverbs that modify the adjacent adjectives ('unusual' and 'pulsating'), so no commas should separate them. The coordinate adjective phrases 'highly unusual' and 'rapidly pulsating' must be separated by a comma, but no comma should separate the final adjective 'pulsating' from the noun 'signals'. At the clause boundary, a comma followed by the coordinating conjunction 'and' is correctly used to join the two independent clauses.

Adım Adım Çözüm

1
Analyze the punctuation within the adjective phrase modifying the noun 'signals'.
Identify that 'highly' and 'rapidly' are adverbs modifying the adjectives 'unusual' and 'pulsating'. No commas should separate an adverb from the adjective it modifies. The phrases 'highly unusual' and 'rapidly pulsating' act as coordinate adjectives modifying 'signals', meaning they require a comma between them, but no comma should be placed between the final adjective 'pulsating' and the noun 'signals'.
To ensure modifiers and coordinate adjectives are punctuated correctly.
2
Identify the clause boundary and the nature of the clauses.
The sentence contains two clauses: 'the astrophysicists recorded several...' and 'they immediately cross-referenced...'. Both can stand alone as independent sentences.
To determine the appropriate punctuation and conjunctions needed to join the clauses.
3
Determine the correct punctuation to join the two independent clauses.
The clauses must be joined using either a semicolon or a comma followed by a coordinating conjunction (such as 'and'). A comma followed by 'and' is the grammatically correct choice here.
To avoid a comma splice or run-on sentence.

Anahtar Kavram

Punctuation of coordinate adjectives and coordination of independent clauses
Soru 179Soru →

Ancient Roman builders created a highly durable concrete by mixing two key ingredients: volcanic ash and slaked lime.

Which choice best punctuates the underlined portion of the sentence?

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Cevap: ingredients: volcanic

Cevap

ingredients: volcanic
The correct choice correctly uses a colon to introduce a list of items after an independent clause. The clause before the colon ('Ancient Roman builders created a highly durable concrete by mixing two key ingredients') can stand alone as a complete sentence, which is the primary requirement for using a colon.

Adım Adım Çözüm

1
Analyze the clause before the punctuation mark to determine if it is independent.
The clause 'Ancient Roman builders created a highly durable concrete by mixing two key ingredients' is a complete thought with a subject and a verb.
Colons must be preceded by a complete independent clause.
2
Examine the element following the punctuation mark.
'volcanic ash and slaked lime' is a list of two items identifying the ingredients.
A colon is the correct punctuation mark to introduce a list following an independent clause.
3
Evaluate and rule out the incorrect options.
The option with 'including' followed by a colon is incorrect because 'including' makes the preceding clause incomplete. The option with 'they were' separated by a comma creates a comma splice. The option with a semicolon is incorrect because a semicolon must separate two independent clauses, but the second part here is a fragment.
Only one choice is grammatically correct under standard English conventions.

Anahtar Kavram

Colons must be preceded by a complete independent clause and are used to introduce a list, explanation, or amplification.
Tahmini Süre:45s
Soru 180Soru →

Although the botanist identified the rare, fragile wildflower, she did not pick it, instead she photographed the specimen for her research journal.

Which choice best punctuates the underlined portion of the sentence?

Cevabı ve açıklamayı göster

Cevap: rare, fragile wildflower, she did not pick it; instead, she photographed

Cevap

rare, fragile wildflower, she did not pick it; instead, she photographed
The correct option properly applies punctuation rules across three areas. First, it correctly places a comma between the coordinate adjectives 'rare' and 'fragile' but omits a comma after 'fragile' before the noun 'wildflower'. Second, it uses a comma to separate the introductory dependent clause starting with 'Although' from the main clause. Third, it uses a semicolon before 'instead' and a comma after it to connect the two independent clauses without creating a comma splice.

Adım Adım Çözüm

1
Analyze the relationship between the adjectives 'rare' and 'fragile' modifying 'wildflower'.
The adjectives are coordinate because they can be reversed ('fragile, rare') and joined by 'and' ('rare and fragile'). Therefore, a comma is required between them, but no comma should be placed between the final adjective ('fragile') and the noun ('wildflower').
This rules out options that insert a comma after 'fragile'.
2
Identify the clause boundaries and the function of 'Although'.
'Although the botanist identified the rare, fragile wildflower' is a dependent introductory clause. It must be joined to the main clause with a comma, not a semicolon.
This rules out options that place a semicolon immediately after 'wildflower'.
3
Examine the connection between the two subsequent clauses: 'she did not pick it' and 'she photographed the specimen...'.
Both are independent clauses. Joining them with only a comma and the conjunctive adverb 'instead' creates a comma splice. A semicolon is required before 'instead' to properly separate the independent clauses.
This rules out the original phrasing (NO CHANGE) and confirms the correct punctuation.

Anahtar Kavram

Punctuation of coordinate adjectives, introductory clauses, and independent clauses joined by conjunctive adverbs
ÖncekiSayfa 9 / 19Sonraki
Conventions of Punctuation Alıştırma Soruları — ACT — Sayfa 9 | Examkin