They live on a busy road. ______ a lot of noise from traffic.

Câu hỏi :

They live on a busy road. ______ a lot of noise from traffic.

A There must have 

B It must have been      

C There must be       

D It must be

* Đáp án

C

* Hướng dẫn giải

Phương pháp giải:

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