I tried very hard to persuade him to join our group but I met with a flat（）

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

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

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

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

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

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

Nobody knows how long and how seriously the shakiness（不稳定） of big businesses will （） down the economy.

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

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