By the time Jason arrived to help, we ________ moving everything

By the time Jason arrived to help, we ________ moving everything

Đề bài: By the time Jason arrived to help, we ________ moving everything.

A. had already finished

B. has already finished

C. already finished

D. already finish

Lời giải:

Đáp án: A

Giải thích: By the time + S + Vqk, S + had Vp2: trước khi...thì...

Dịch: Trước khi Jason đến giúp đỡ, chúng tôi đã chuyển mọi thứ xong rồi.