问题

veryone’s face_________behind themask, it’s hard to tell who they really are

A:to destroy
B:destroying
C:destroyed
D:to be destroyed

正确答案是：

同类题型

He ___ speak on TV tonight

Lucy and Lily look the same. Are they twins– Yes, but Lucy is of them.

下列各项中句式类型与其他三项不同的是（）

Does he know how to work out the problem ?—Yes , he has a good idea to solve it .

What do you expect ______ from your hard work——Nothing, I just want to try my best.