System for purification of water is called__________. a system water purification

Câu hỏi :

System for purification of water is called__________.

A. a system water purification

B. a purification water system

C. a water purification system

D. a purified water system

* Đáp án

C

* Hướng dẫn giải

Đáp án C

Đáp án C. Danh từ ghép: a water purification system: hệ thống lọc nước sạch

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