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

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

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

The aircraft vanished without（）

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

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

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

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

Anne（）from outside her home last Wednesday.

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