题目内容
---It’s difficult for the villagers to cross the river.
---I think a bridge______ over the river.
A.should be built | B.is being built | C.has been built | D.was built |
A
解析
|
题目内容
---It’s difficult for the villagers to cross the river.
---I think a bridge______ over the river.
A.should be built | B.is being built | C.has been built | D.was built |
A
解析
|