【題目】We should take actions to reduce the haze（霧霾）because it does harm ________ our health.

A. withB. toC. onD. for

【答案】B

【解析】

句意“我們應(yīng)該采取措施來減少霧霾，因?yàn)樗鼘?duì)我們的健康有害”。根據(jù)do harm to“對(duì)……有害”可知，故選B。

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