问题
选择题
— Did Jim ride his bike to school this morning?
— He _____ come to school by bike. He hasn't found his bike yet.[ ]
A. may
B. mustn't
C. can
D. can't
答案
答案：D
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— Did Jim ride his bike to school this morning?
— He _____ come to school by bike. He hasn't found his bike yet.[ ]
A. may
B. mustn't
C. can
D. can't
答案：D