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    We can’t do well in examination we study hard in school time. A. unless B. if C. when D. because 【查看更多】

     

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    We can’t do well in examination _________ we study hard in school time.

    A.if                               B.and        C.since                                    D.unless

     

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    We can’t do well in examination _________ we study hard in school time.

    A．if B．and C．since D．unless

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    We can’t do well in examination _________ we study hard in school time.
    A．ifB．andC．sinceD．unless

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    We can’t do well in examination _________ we study hard in school time.
    [     ]
    A.if
    B.and
    C.since
    D.unless

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