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    28．It be Jack who broke the windows. It be Tom who did it. A. mustn’t; must B. needn’t; can C. can’t; must D. may not; can 【查看更多】

     

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    It _____ be Jack who broke the windows. It _____ be Tom who did it.

    A. mustn’t; must 　 B. needn’t; can

    C. can’t; must 　 　D. may not ; can

     

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