34. When he knocked at the door, my mother was busy ____ supper.

31. We should think of ways to stop the waste from the factory _____ our living environment. 

22. The two boys fought and fought until one ______.

—Do you like Nack ?—Yes , Nack is good , kind , hard –working and intelligent;       , I can’t speak too highly of him .

He slipped and had his leg broken.    ,he  will have to be away from school for two or three months.

The thieves _____ him _____ in the park, took his wallet and escaped.

He has been fired and will have to     over charge of his office tomorrow.

Chongqing doesn’t _____me．It is so hot that I can’t ______it indeed．          

People have planted a lot of trees and grass in order to ____ wind and sand in the desert．

—What do you think of the concert given by the famous Hong Kong singer?　—Not so good．In fact, it _____ to be a great disappointment.　　

Nowadays in India, women with independent incomes are refusing to______to the traditional practice of arranged marriage．

Some old people don’t like pop songs because they can’t _____so much noise 

Sometimes I can’t help wondering what’s the matter with Tom．I can’t stand it that he often_____  me and talks with the other students around him．

I clean my room once a week, and the job _____ me two hours．

The family is a cooperative enterprise for which it is difficult to _____ rules, because each family needs to work out its own ways to deal with its own problems.

If you are not satified with anything, please____.

___ my friend Mary sends me a beautiful card on my birthday.

The doctor ___ the boy and examined his back.

He found the boy ___ on the wall.

Do you __ your son to be a doctor?