She ______ working on that manuscript for 2 years now.

Câu hỏi :

She ______ working on that manuscript for 2 years now.

A. has been

B. is

C. will be

D. had been

* Đáp án

A

* Hướng dẫn giải

for 2 years => thì hiện tại hoàn thành.

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