He will only pass the examination if there is a(n) ________ in his class work.

Câu hỏi :

He will only pass the examination if there is a(n) ________ in his class work.

A progress   

B improvement    

C increase

D rise

* Đáp án

B

* Hướng dẫn giải

Phương pháp giải:

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