Doctors advise _______ too many hours working on the computer. It ‘s very bad for your eyes.

Câu hỏi :

Doctors advise _______ too many hours working on the computer. It ‘s very bad for your eyes.

A not to spend    

B not being spent

C not spend 

D  not spending

* Đáp án

D

* Hướng dẫn giải

Phương pháp giải:

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