Our department（）courses in several foreign languages.

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

His company promised to pay for his health （）in addition to other benefits.

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

After she became a lawyer, she decided to （）criminal law.

An explosion is a sudden increase in amount（）

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

Mr. Edward was not in, so his brother acted as （）at the party.

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

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