I don't know who on（）stole the diamond last night.

Some say yes and others say no; I don't know （）to follow.

An explosion is a sudden increase in amount（）

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

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

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

Shall we request the chairman（）our suggestion again?

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

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

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