________H1N1flufromspreading,ourgo

发布时间:2020-07-10 19:54:48

________ H1N1 flu from spreading, our government has taken some effective measures.













A.Prevent












B.Preventing











C.Prevented











D.To prevent

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D解析考查非谓语动词。此处用不定式作状语表示目的,分词作状语一般不表示目的。
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