You fail to pass the entrance examination if you don’t study harder.A. shallB. couldC. mus

发布时间：2020-08-16 13:12:00


You        fail to pass the entrance examination if you don’t study harder.
A. shall
B. could
C. must
D. should

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(答案→)A. shall
B. could
C. must
D. should
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