We were late because we had some car problems. By the time we ___________ to the station, Susan ____________ for us for more than two hours.

Câu hỏi :

We were late because we had some car problems. By the time we ___________ to the station, Susan ____________ for us for more than two hours.

A are getting/had waited    

B got/waited     

C had got/had waited    

D got/ had been waiting

* Đáp án

D

* Hướng dẫn giải

Phương pháp giải:

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