The weakening housing market continued to take its（）on the industry.

Our department（）courses in several foreign languages.

Some say yes and others say no; I don't know （）to follow.

She had clearly no（）of doing any work, although she was very well paid.

The aircraft vanished without（）

Since we can't hear you at the back of the hall, you'll have to（）your voice.

Nobody knows how long and how seriously the shakiness（不穩(wěn)定） of big businesses will （） down the economy.

He will behave(crazy)（）if he drinks too much.

Mr. Sanders has been asked to（）the next meeting of the committee.

Many students found the book （）;it provided them with a large amount of information on the subject.