— It’s difficult for the village children to cross the river for school.— I hear a new bri

— It’s difficult for the village children to cross the river for school.
— I hear a new bridge over the river in a year.
A. was built
B. is being built
C. has been built
D. will be built

A. was builtB. is being builtC. has been built (答案→)D. will be built解析：根据后文的内容“in a year”可知答案为一般讲来时，有根据句子的要求为被动语态，故选D

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