He（）for military service against the wishes of his parents.

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.

An explosion is a sudden increase in amount（）

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

Shall we request the chairman（）our suggestion again?

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

Mr. Sanders has been asked to（）the next meeting of the committee.

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

I tried very hard to persuade him to join our group but I met with a flat（）