问题

Whether the buildings in this area should be pulleddown has remained ________; people are still looking for other possiblesolutions.

A:unchallenged
B:relevant
C:controversial
D:contradictory

正确答案是：

同类题型

Don’t give all the apples to Mike. It’s to give them out to every child.

The case of his death is being ________ and will be found out before long. [ ]

I have _____ e-dog. It’s very lovely.

The fog was so heavy this morning that drivers could hardly _______ the things even ten meters away from them.

________ several times，but he still doesn’t know how to do it correctly