She couldn't（）laughing at him in those clothes.

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 expected a bigger payment, but I suppose you have to be（）for small mercies.

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

He（）for military service against the wishes of his parents.

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

The survivors（）to a floating tree in hopes of rescue.

Shall we request the chairman（）our suggestion again?

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