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

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

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

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

The aircraft vanished without（）

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

Shall we request the chairman（）our suggestion again?

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

Our department（）courses in several foreign languages.

Since we can't hear you at the back of the hall, you'll have to（）your voice.