问题

I heard they went skating in themountains last winter. — It _____ true because there was littlesnow there.

A:may not be
B:won’t be
C:couldn’t
D:mustn’t be

正确答案是：

同类题型

Mrs. Green has a cute baby. It often smiles at you ______.

How did he finish the work—-I hear that he didit __________

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Daniel is one of those students who _______always willing to help others .

Don’t litter the ground, boy. Look at the sign, “Rubbish must be thrown into the dustbin.”—Sorry, I’ll __________ right now.