What should we do first if we want to develop our village?
问题描述:
What should we do first if we want to develop our village?
A lot of new roads____,I think.
A.have to build B.must be built C.have built D.must build
应该选B吧?我觉得首先应该选被动~然后MUST是必须的意思,不过不确定~应该选啥?
答
B被动语态 有所多的路被建起来
be + done