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

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

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

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

An explosion is a sudden increase in amount（）

Our department（）courses in several foreign languages.

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

He never（）to read the news but turned at once to the crossword puzzle on the last page.

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

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