Mr. Edward was not in, so his brother acted as （）at the party.

I want you to succeed without（）and firmly believe that you will succeed if you try hard enough.

I just managed to（）a quick breath before I was pulled under the water by the passing boats.

The noise of the traffic（）Paul from his work.

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

The price they offered for my old car was so low that I（）it down.

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

I tried very hard to persuade him to join our group but I met with a flat（）

In China,it is quite (nature)（） for people to go back home for the Spring Festival.

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