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【题目】We students should do everything we can________ COVID-19(新型冠状病毒).

A.preventB.to preventC.preventing

【答案】B

【解析】

句意:我们学生应该尽我们所能来预防新型冠状病毒。

考查动词不定式。prevent动词原形;to prevent动词不定式;preventing动名词,现在分词;do something to do sth表示“采取措施做某事”,根据we can作定语,分析句子可推测出此处是缺动词不定式作目的状语,故选B

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