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

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

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

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

An explosion is a sudden increase in amount（）

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

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

Our department（）courses in several foreign languages.

The aircraft vanished without（）

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