30. Air bags for cars were invented _____ lives. Without them more people would be injured in car accidents.　

　 　 A. saving　　 　　　　　　　 B. saved　　 　　　　　　　　 C. to save　 　　　　　　　　 D. to have saved

29. Last year John earned _______ his brother did, who has a better position in a bigger company.

　 　 A. twice as many as　　　　　　　　　　　　　　　　　　　　　 B. twice as much as

　 　 C. twice as more as　　　　　　　　　　　　　　　　　　　　　 D. twice much as

28. With his good sense of direction, he _____ quickly and easily get round in the new city.

　 　 A. can　　　　　　　　　　　　　 B. must　　　　　　　　　　　　 C. should　　　　　　　　　　　 D. need

27. –– Can you lend me some money now?

–– Sorry, I have _____ left on me now. I must first go and withdraw some of my savings from the nearest ATM.

　 　 A. any　　　　　　　　　　　　　 B. some　　　　　　　　　　　　 C. none　　　　　　　　　　　　 D. much　

26. He no longer lives on campus, for he _____ an apartment within the walking distance to the school.

　 　　 A. will rent　　　　　　　　　 B. rented　　　　　　　　　　　 C. has rented　　　　　　　　 D. had rented

Section A

Directions: Beneath each of the following sentences there are four choices marked A, B, C and D. Choose the one answer that best completes the sentence.

25. Tom and Jane used to walk _____ the bank after dinner when they were at university.

　 　 A. along　　　　　　　　　　　 B. in 　　　　　　　　　　　　　 C. from　　　　　　　　　　　　 D. across　

Section A　 Short Conversations

Directions: 　In Section A, you will hear ten short conversations between two speakers. At the end of each conversation, a question will be asked about what was said. The conversations and the questions will be spoken only once. After you hear a conversation and the question about it, read the four possible answers on your paper, and decide which one is the best answer to the question you have heard.

1. A. At home.　　　　　　　　　 B. At a restaurant. 　　　　 C. At a meeting. 　　　　　 D. At a grocery.

2. A. Patient and doctor.　　　　　　　　　　　　　　　　　　　　 B. Customer and salesman.

　 C. Student and teacher. 　　　　　　　　　　　　　　　　　　 D. Hostess and servant.

3. A. By car. 　　　　　　　　　　　　　　 B. By bus. 　　　　　　　　　 C. By train. 　　　　　　　　 D. On foot.

4. A. A driver. 　　　　　　　　　 B. A car seller. 　　　　　　 C. A reporter. 　　　　　　　　　　 D. A police officer.

5. A. They’d better not go riding. 　　　　　　　　　　　　　 B. It’s no fun riding in the rain.

　 C. They can go riding half an hour later. 　　　　　　 D. Riding a bike is a great idea.

6. A. It’s difficult. 　　　　　　　　　　　　　　　　　　　　　　　　 B. It’s easy.　　　　

C. It’s too short. 　　　　　　　　　　　　　　　　　　　　　　　 D. It takes her only one hour.

7. A. Take a day off from work. 　　　　　　　　　　　　　　　　　 B. Go and join the people in the office.

　 C. Find more people to help with the move.　 　　　　　　 D. Move to a new place at free time.

8. A. Informative. 　　　　　　 B. Difficult. 　　　　　　　　 C. Too long. 　　　　　　　　 D. Dull.

9. A. The woman believes that the man can give up smoking.

　 B. The man finds it easy to give up smoking.

　 C. The man has not given up smoking.

　 D. The man has convinced the woman that he can give up smoking.

10. A. The lab is generally locked on Saturday morning. 　

B. The man didn’t have the key to the lab.

　 C. Nothing unusual happened in the lab on Saturday morning.

　 D. The lab should never have been locked.

Section B　 Passages

Directions: In section B, you will hear two short passages, and you will be asked three questions on each of the passages. The passages will be read twice, but the questions will be spoken only once. When you hear a question, read the four possible answers on your paper and decide which one would be the best answer to the question you have heard.

Questions 11 through 13 are based on the following passage.

11. A. Gas. 　　　　　　　　　　　　 B. Solar energy. 　　　　　 C. Alcohol. 　　　　　　　　 D. Electricity.

12. A. Air traffic conditions. 　　　　　　　　　　　　　　　　　　　　　 B. Traffic jams on highways.

　 C. Road conditions. 　　　　　　　　　　　　　　　　　　　　　　　　 D. New traffic rules.

13. A. Go through a health check. 　　　　　　　　　　　　　　　　　 B. Carry little luggage.

　 C. Arrive early for boarding. 　　　　　　　　　　　　　　 D. Have security checks.

Questions 14 through 16 are based on the following passage.

14. A. Woman Missing After Tornado Hits Town.

　 B. Injured Woman and Missing Cat ^___ Result of Tornado.

　 C. Frightening Storm Causes Damage.

　 D. Woman Offering Reward for Her Missing Cat.

15. A. Milk and tea make tasty drink. 　　　　　　　　　　　 B. Milk adds much protein to tea.

　 C. Good news for British. 　　　　　　　　　　　　　　　　 D. Milk destroys health benefits of tea.

16. A. Because Jordan supports America in the war on terrorism.

　 B. Because Jordan is not far from America.

　 C. Because Jordan was against the Iraqi War.

　 D. Because Jordan likes to make friends with other countries.

Section C　 Longer Conversations

Directions: In Section C, you will hear two longer conversations. The conversations will be read twice. After you hear each conversation, you are required to fill in the numbered blanks with the information you have heard. Write your answers on your answer sheet.

Blanks 17 through 20 are based on the following conversation.

Complete the form. Write ONE WORD for each answer.

Blanks 21 through 24 are based on the following conversation.

Complete the form. Write NO MORE THAN THREE WORDS for each answer.

5．

有一座大桥既是交通拥挤地段，又是事故多发地段，为了保证安全，交通部门规定。大桥上的车距d(m)与车速v(km/h)和车长l(m)的关系满足：(k为正的常数)，假定车身长为4m，当车速为60(km/h)时，车距为2.66个车身长。

(1)写出车距d关于车速v的函数关系式;

(2)应规定怎样的车速，才能使大桥上每小时通过的车辆最多？

4. 如图，在组合体中，是一个长方体，是一个四棱锥．，，点

且．

(Ⅰ)证明：；

(Ⅱ)若，当为何值时，．

3.某厂家拟在2009年举行促销活动，经调查测算，该产品的年销售量(即该厂的年产量)万件与年促销费用万元满足(为常数)，如果不搞促销活动，则该产品的年销售量是1万件. 已知2009年生产该产品的固定投入为8万元，每生产1万件该产品需要再投入16万元，厂家将每件产品的销售价格定为每件产品年平均成本的1.5倍(产品成本包括固定投入和再投入两部分资金，不包括促销费用)．

(1)将2009年该产品的利润y万元表示为年促销费用万元的函数；

(2)该厂家2009年的促销费用投入多少万元时，厂家的利润最大？