─Doyouknowsecondhandsmoke?─Top

更新 2022-09-03
科目英语
题型单选题
难度中等
浏览 1465

挑错有奖

─Do you know second-hand smoke?
─To prevent our health and memory.

A．how we should prevent

B．where should we prevent

C．why we should prevent

D．whether we should prevent

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