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

People appreciate（）with him because he has a good sense of humor.

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

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

After she became a lawyer, she decided to （）criminal law.

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

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

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

Our department（）courses in several foreign languages.

An explosion is a sudden increase in amount（）