There is no doubt Tom is a good clever boy. A. whether B. if C. when D. that 查看更多

 

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There is no doubt ________ Tom is a good clever boy.

   A. whether          B. if            C. when       D. that

 

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There is no doubt ________ Tom is a good clever boy.

   A. whether          B. if            C. when       D. that

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