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

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

An explosion is a sudden increase in amount（）

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.

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

Shall we request the chairman（）our suggestion again?

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

（）students often find it difficult to live in China at first.

Inquiries（）the condition of the patients may be made personally or by telephone.