非谓语动词练习 主动表被动With a lot of difficult problems________,
非谓语动词练习 主动表被动With a lot of difficult problems________,
With a lot of difficult problems________,the manager felt worried all the time.
[ ]
A.settled
B.to be settled
C.settling
D.to settle
我知道答案是D 可是为什么不能选B呢
我知道D是主动表被动 可是为什么不能用B直接就是被动呢