9、Prices determine how resources are to be used.They are also the means by which products and services that are in limited supply are rationed(定量配给)among buyers.The price system of the United States is a complex network composed of the prices of all the products bought and sold in the economy as well as those of a variety of services， including labor， professional， transportation， and public services.The interrelationships(相互关系)of all these prices make up the “system” of prices.The price of any particular product or service is linked to a broad， complicated system of prices in which everything seems to depend more or less upon everything else.

38.Rather than ()everything to the last minute， he always prefers to start early.

A. 　leave

B. 　to leave

C. 　leaving

D. 　having left

5. Passage ElevenDoctors say anger can be an extremely damaging emotion， unless you learn how to deal with it.They warn that anger can lead to heart disease， stomach problems， headaches， emotional problems and breast cancer.Anger is a normal emotion that we all feel from time to time.Some people express anger openly in a calm and reasonable way.Others burst with anger， screaming and yelling.But still others keep their anger inside.They cannot or will not express it.This is called (repressing)anger.For years some doctors claim that both repressing and expressing anger can be dangerous.They say that in both situations the brain of an angry person releases the same hormones (荷尔蒙).They spend the heart rate， raise blood pressure or sugar level in the blood.As a result， the angry person feels excited and is ready to react.The violent reaction may lead to high blood pressure.However， some other doctors argue that repressing anger is more dangerous to a person’s health than expressing it.They believe that those who keep their anger inside may face a greater danger of heart disease.Most doctors agree that it is important to learn how to deal with anger.They say the first step is to admit that you are angry and recognize the real cause of the anger， then decide if the cause is serious enough to get angry about.If so， you should not express your anger immediately and try to wait until your anger has cooled down， so that you are able to express yourself calmly and reasonably.They also believe that a good way to deal with anger is to find humor in the situation that has made you angry.After all， it is much healthier to laugh than to get angry.We can conclude from the passage that the cost and the quality of a university are ().

20.Some women ()a good salary in a job instead of staying home， but they decided not to work for the sake of the family.

A. 　must make

B. 　should have made

C. 　would make

D. 　could have made

46.()is interested in the job may apply for it.

A. 　Who

B. 　Whomever

C. 　Whoever

D. 　He that

38.Tom never dreams of ()for him to study abroad in China so soon.

A. 　being a chance

B. 　there being a chance

C. 　there to be a chance

D. 　there be a chance

7.A lorry ()Jane＇s cat and sped away.

A. 　ran over

B. 　ran into

C. 　ran through

D. 　ran down

47.Scarcely ()when the murderer shot him down.

A. 　did he finish his opening address

B. 　he did finish his opening address

C. 　had he finished his opening address

D. 　he had finished his opening address

14.When people become unemployed， it is ()which is often worse than lack of wages.

A. 　laziness

B. 　poverty

C. 　idleness

D. 　inability

10.Those gifts of rare books that were given to us were deeply().

A. 　appreciated

B. 　approved

C. 　appealed

D. 　applied

42.A library with five thousand books ()to the nation as a gift.

A. 　is offered

B. 　has offered

C. 　are offered

D. 　have offered