An explosion is a sudden increase in amount（）

Shall we request the chairman（）our suggestion again?

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

He never（）to read the news but turned at once to the crossword puzzle on the last page.

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

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

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

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

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

Anne（）from outside her home last Wednesday.