This product is hazardous to the eyes and should be kept out of reach of children.

Câu hỏi :

This product is hazardous to the eyes and should be kept out of reach of children.

A. dangerous

B. useful

C. safe

D. interesting

* Đáp án

C

* Hướng dẫn giải

hazardous: nguy hiểm >< safe: an toàn

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