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

I could not persuade him to accept it,（）make him see the importance of it.

An explosion is a sudden increase in amount（）

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

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

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

The student's first attempt at writing a play was a far（）from the work of Shakespeare.

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

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

We forgave her anger because we knew that her father's illness had put her under great （）