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    Three hundred firemen raced to the hotel after a smoke detector the alarm soon after midnight. A. set out B. set off C. give away D. give off 【查看更多】

     

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     Three hundred firemen raced to the hotel after a smoke detector(检测器)_____ the alarm soon after midnight.

    A. set out   B. set off    C. give away    D. give off

     

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    Three hundred firemen raced to the hotel after a smoke detector(检测器)_____ the alarm soon after midnight.

    A. set out   B. set off    C. give away    D. give off

    查看答案和解析>>


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