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 —I’mbusywithmyschoolworkthesedays.  —That’sgreat!Youwo...

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 —I’mbusywithmyschoolworkthesedays.  —That’sgreat!Youwo...

 —I’m busy with my schoolwork these days.

   —That’s great! You won’t get good grades ______ you work hard.

A. if      use         C. unless        D. after


【回答】

C

知识点:连词

题型:选择题

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