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    There are five pairs , but I'm at a loss which to buy. A. t鈥︹€�【查看更多】

     

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    21.[1999上海] There are five pairs ________ , but I'm at a loss which to buy.

    A. to be chosen　　  B. to choose from

    C. to choose   D. for choosing

     

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    21.[1999上海] There are five pairs ________ , but I'm at a loss which to buy.

    A. to be chosen　　  B. to choose from

    C. to choose   D. for choosing

     

    查看答案和解析>>


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