We can decrease the amount of waste produced at home by___ used paper, plastic and metal.

Câu hỏi :

We can decrease the amount of waste produced at home by___ used paper, plastic and metal.

A retaining     

B reducing

C remaining  

D recycling

* Đáp án

D

* Hướng dẫn giải

Phương pháp giải:

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