In the polluted environment, infectious diseases can be passed easily from one person to another.

Câu hỏi :

In the polluted environment, infectious diseases can be passed easily from one person to another.

A. fatal

B. safe

C. contagious

D. immune

* Đáp án

C

* Hướng dẫn giải

infectious = contagious: lây nhiễm

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