Since all vehicles were banned from the city centre, the air has been safe ........... pollution.

Câu hỏi :

Since all vehicles were banned from the city centre, the air has been safe ........... pollution.

A. about

B. apart from

C. from

D. against

* Đáp án

C

* Hướng dẫn giải

Chọn C

safe from: an toàn

Copyright © 2021 HOCTAP247