We __________ the decorating by the time your guests arrive

Câu hỏi :

We __________ the decorating by the time your guests arrive here.

A. have finished

B. will have finished

C. had finished

D. finish

* Đáp án

B

* Hướng dẫn giải

by the time: dấu hiệu thì tương lai hoàn thành

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