People are advised to _________ smoking because of its harm to their health.

Câu hỏi :

People are advised to _________ smoking because of its harm to their health.

A. cut off

B. cut down

C. cut down on

D. cut in

* Đáp án

C

* Hướng dẫn giải

cut down on + V-ing: cắt giảm làm gì

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