The aircraft vanished without（）

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

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

Shall we request the chairman（）our suggestion again?

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

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

The weakening housing market continued to take its（）on the industry.

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

She is very nice, but because she has a（）way of speaking, she is slow in making friends

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