Shall we request the chairman（）our suggestion again?

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

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

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

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

Our department（）courses in several foreign languages.

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

I was（）than angry when I saw how they'd ruined the landscape.

His company promised to pay for his health （）in addition to other benefits.

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