Can you tell me what you…………...at 8 last night?

Câu hỏi :

Can you tell me what you…………...at 8 last night?

A. have done

B. were doing

C. did

D. have been doing

* Đáp án

B

* Hướng dẫn giải

at 8 last night: dấu hiệu của thì QKTD

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