Read the passage about Grace Hopper's contribution to computer science. Fill in the blank with the correct form of the verb 'allow' to maintain grammatical consistency and appropriate verb tense throughout the passage.
Answer:In 1952, computer pioneer Grace Hopper created the first compiler, a program that translated English instructions into machine code. Before Hopper's breakthrough, programmers wrote code entirely in binary, which took an immense amount of time and required meticulous attention to detail. Hopper’s compiler changed the field of computing forever because it 【allowed】 programmers to write instructions in language closer to human speech.
Answer
allowed
The correct answer is 'allowed' because the passage describes historical events in the past, as indicated by verbs like 'created,' 'wrote,' and 'changed.' Using the past tense form 'allowed' maintains grammatical consistency throughout the passage.
Step-by-Step Solution
Key Concept
Verb Tense and Consistency