题目内容
-Could I speak to Mr.White?
-I'm afraid he ________ answer your call now.He is holding a meeting.
[ ]
A.can't
B.needn't
C.mustn't
D.shouldn't
答案:A
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题目内容
-Could I speak to Mr.White?
-I'm afraid he ________ answer your call now.He is holding a meeting.
A.can't
B.needn't
C.mustn't
D.shouldn't