Question

--- It’s difficult for the village children to cross the river for school.
--- I hear a new bridge _______ over the river in a year

1. A.
   was built
2. B.
   is being built
3. C.
   has been built
4. D.
   will be built

Answer 1

D
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