.－Is there any flight to Tokyo today?－I think there for the weather is too bad.A. mustn’

问题补充：

.－Is there any flight to Tokyo today?

－I think there , for the weather is too bad.

A. mustn’t

B. mightn’t be

C. needn’t be

D. can’t be

答案：

A. mustn’t

B. mightn’t be

C. needn’t be

(答案→)D. can’t be

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