问题
选择题
We have proved great adventurers,but we have done the greatest march ever made in the
past ten years.[ ]
A.needn’t
B.may not
C.shouldn’t
D.mustn’t
答案
B
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We have proved great adventurers,but we have done the greatest march ever made in the
past ten years.[ ]
A.needn’t
B.may not
C.shouldn’t
D.mustn’t
B