The (A) principles used in air – conditioning are (B) basically the same as (C) those used by the human body to cool (D) himself.

Câu hỏi :

The (A) principles used in air – conditioning are (B) basically the same as (C) those used by the human body to cool (D) himself.

A principles 

B basically 

C those

D himself

* Đáp án

D

* Hướng dẫn giải

Phương pháp giải:

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