问题

Professor James will give us a lecture on the Western culture, but when and where _____ yet. [ ]

A: hasn't been decided
B: haven't decided
C: isn't being decided
D: aren't decided

正确答案是：

同类题型

Beijing expected China’s rich civilizations to________the world with a happy surprise at the opening ceremony of the 2008 Olympic Games.[ ]

I have_____ to tell the class.

When did it begin to snow?-It started ________ the night.[ ]

I merely made a joke with her, but she got angry — She _______ didn’t get it

_____ our personal feelings for now, and get toour business.