She couldn't（）laughing at him in those clothes.

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

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

I just managed to（）a quick breath before I was pulled under the water by the passing boats.

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

The aircraft vanished without（）

Nobody knows how long and how seriously the shakiness（不穩(wěn)定） of big businesses will （） down the economy.

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

Our department（）courses in several foreign languages.

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