You ______      clean the windows. The window-cleaner is coming tomorrow.

Câu hỏi :

You ______      clean the windows. The window-cleaner is coming tomorrow.

A don’t have 

B must                          

C mustn’t                          

D needn’t

* Đáp án

D

* Hướng dẫn giải

Phương pháp giải:

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