Our department（）courses in several foreign languages.

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

The aircraft vanished without（）

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

I was（）than angry when I saw how they'd ruined the landscape.

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

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

Shall we request the chairman（）our suggestion again?

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

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