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

I want you to succeed without（）and firmly believe that you will succeed if you try hard enough.

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

An explosion is a sudden increase in amount（）

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

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

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

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

The aircraft vanished without（）

The price they offered for my old car was so low that I（）it down.