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 （）

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

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

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

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

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

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

Nobody knows how long and how seriously the shakiness（不稳定） of big businesses will （） down the economy.

The aircraft vanished without（）