I don't believe him. He be serious. [ ] A.can't B.needn't C.couldn't D.mustn't
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![I don't believe him. He be serious. [ ] A.can't B.needn't C.couldn't D.mustn't](/pic/43_979665.jpg)
I don't believe him. He ________be serious.
[]
A.can't
B.needn't
C.couldn't
D.mustn't
试题答案
答案:A
![I don't believe him. He be serious. [ ] A.can't B.needn't C.couldn't D.mustn't](/pic/43_979665.jpg)
I don't believe him. He ________be serious.
[]
A.can't
B.needn't
C.couldn't
D.mustn't
答案:A