—What’s up? You look down.

—I have piles of papers _______ , but I type so slowly.

A. to be typed                                                  B. typed

C. to type                                                               D. being typed

—Sorry, I’m late for work.

—Is that _______ you got stuck in a traffic jam again?

A. why　　　　　　　　　　　　　　　 B. how　　　　　　　　　　　　 C. because　　　　　　　　　 D. when

—It is so dark tonight, Mum.

—Yes, this is just _______ we can enjoy brilliant stars in the sky.

A. when　　　　　　　　　　　 B. where　　　　　　　 C. how　　　　　　　　　　　　 D. because

Only when _______ to explain _______ the reason for this.

A. did he start; she realized　　　　　　　　　

B. he started; did she realize

C. did he start; she had realized　　　　　　

D. he started; had she realized

—Late again!

—Sorry, I overslept. My clock didn’t ________ this morning.

A. break out　　　　　　　　 B. shut off　　　　　　　　　 C. call out　　　　　　　　　　 D. go off

have fun with, as a consequence, break out, differ from, benefit from, stand for,

round up, have a/an. . . influence on, feed on

1. The letters PO _______ Post Office.

2. Young people like playing jokes and ________________each other.

3. The thought of Confucius _______ great ____________ Chinese people.

4. A terrible earthquake ___________in Japan on March 11, 2011.

5. Both sides have ___________ the cooperation, so they decide to go on working together.

6. The story he told the police ___________ the one he told his mother and it remained to be discovered which story was true.

7. We ___________ our dogs _______fresh meat.

8. Lorenzo told the girl to _______ all the children and take them down to the river.

9. Her hair started falling out _______________of radiation treatment.

1. New York is one of the most culturally _______ (多种多样的)cities in the world.

2. What do you _______ (喂)your little dog on?

3. A lack of education is a _______ (障碍)to many good jobs.

4. Tyler rarely paid for anything and, as a ____________(结果)，he had no idea what things cost.

5. The arrival of electricity ___________ (改变)people’s lives.

6. Our opinions ___________ (不同)greatly in that respect.

7. This latest development has further ___________ (加强)my determination to leave.

8. Prices are very much _______ (控制)by market demand.

9. She ___________ (像) her sister in looks. It’s hard to tell one from the other.

10. There are three sizes—small, ___________ (中等的)and large.

 The patient’s illness _______ the doctor because he couldn’t find the cause.

A. frightened                                             B. interested

C. puzzled                                                       D. confused

 The sailors were told to _______ themselves with everything they would need for the voyage.

A. furnish                     B. equip                 C. provide                    D. feed

 These problems, _______ will seriously affect the growth of teenagers and even the nation’s future.

A. not if solved properly                      B. if solved properly

C. not if properly solved                      D. if not solved properly