单项选择题

— It's difficult for the village children to cross the river for school.
—I think a bridge ______ over the river.

A. was built
B. is being built
C. has been built
D. should be built
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—Have you ______ your father recently —No. He doesn't often write to me.
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I have got many collections of snow globes. You may take ______ if you like.
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