The big snow caused great ________ to the people living in the south of China, ________ some of them homeless.
She thinks she can get there on time, _______she?
The headmaster thought _______ necessary to invite Professor Brown to give us a lecture.
How pleased the emperor was ___ what the cheats had said.
---Don’t you think it necessary that he ____ to Miami but to New York? --- I agree, but the problem is _____ he has refused to.
When was _____the government decided to move the citizen out of the downtown area?