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Zorluk: OrtaVerb Tense, Aspect, and Mood

Which form of the verb 'collect' correctly completes the sentence to conform to the conventions of Standard English?

Cevap:Since its deployment in late 2021, the James Webb Space Telescope has revolutionized observational astronomy. By utilizing highly sensitive infrared instruments, the observatory can peer through dense cosmic dust clouds that previously obscured scientists' views. Consequently, astronomers 【have collected】 a wealth of data on the universe’s earliest galaxies, providing new insights into how stellar structures formed billions of years ago.

Cevap

have collected (or have been collecting)
The correct verb form is the present perfect plural 'have collected' (or present perfect continuous 'have been collecting'). The phrase 'Since its deployment in late 2021' signals that the action of collecting data started in the past and continues up to the present. To indicate this ongoing relationship between the past and present, the present perfect aspect is required. The auxiliary verb 'have' correctly agrees in number with the plural subject 'astronomers'.

Adım Adım Çözüm

1
Identify the subject of the target verb and any temporal markers in the sentence.
The subject is 'astronomers' (plural). The introductory prepositional phrase 'Since its deployment in late 2021' serves as a time marker indicating an action that began in the past and continues to the present.
The verb form must agree with the subject in number and align with the temporal context established by the sentence's clues.
2
Select the verb tense and aspect that corresponds to the identified time marker.
The present perfect tense ('have collected') or the present perfect continuous tense ('have been collecting') must be used.
In Standard English, actions that started at a specific point in the past and continue into the present are expressed using the present perfect aspect. Since the subject 'astronomers' is plural, the auxiliary verb must be 'have'.

Anahtar Kavram

Verb Tense and Aspect (Present Perfect Tense with plural subject)
Bu soruyu puanla

Konular

Verb Tense, Aspect, and Mood

Bu konudan daha fazla soru