全新版大学英语(第二版)综合教程4课后答案

少年易学老难成，一寸光阴不可轻 - 百度文库

1 Unit2

1.Before Anglo-American westward expansion, there were already a number of

settlements in the mid-west. 在英美向西扩张，在中西部已经有一些定居点。

2. We are confident that the introduction an automated assembly line will eliminate most

of today’s human errors. 我们有信心，引进自动装配生产线将消除今天的大多数人为错误。

3. Warmer air is able to hold more water vapor than cold air and so has a higher humidity.

温暖的空气可以容纳更多的水蒸汽比冷空气，因此具有较高的湿度。4. In most communities in the United States, The

local American red cross chapter has been authorized to take control of certain local public

building in times of emergency. 在大多数社区在美国，美国红十字会已被授权在紧急情况下采取控制某些地方的公共建筑。

5. Traffic control establishes a set of rules and instructions that drivers, pilots, train

engineers, and ship captains rely on to avoid collisions and other hazards. 流量控制建立一套规则和指令，司机，飞行员，火车工程师，和船长的依赖，以避免碰撞和其他危险

6. In the past few decades since the launching of the first satellite artificial satellite in 1957,

thousands of "man-made moons" have been rocketed into the Earth's orbit, each

designed to serve a specific purpose or mission. 人造地球卫星的第一颗人造地球卫星于1957年开通以来，在过去的几十年里，成千上万的“人造月亮”已飙升到地球轨道，每个服务一个特定的目的或任务。

7. The thunder crashed so near the house that the glass vibrated in the windows, and

some books, which had sat on the windowsill, fell to the floor. 雷声坠毁附近的房子，在窗户的玻璃振动，和一些书籍，在窗台上已经坐了，倒在地上。

8. Radio telescopes have provided valuable information about other stars and about the

magnetic fields of other planets in our solar system, especially Jupiter's. 关于其他恒星的磁场在我们的太阳系其他行星，特别是木星的射电望远镜提供了宝贵的信息。

9. At the beginning of the race, the runners were bunched together on the track, but

later some of them got ahead and left the others behind.

10. From the control tower, air traffic controllers coordinate in the air aircraft movement

both in the air and on the ground.

11. Further troubles developed in October in 1995 when the tape recorder in the orbiter

Galileo got stuck in the “rewind" position for 15 hours, wearing out a section of the tape.

12. In 1978, at the beginning of the reform period, approximately 11,000 Chinese students

went abroad to pursue further studies.

Unit 3

1. The waitress was so rude that Jane didn't tip her.

2. Racing takes everything you‘ve got----intellectually, emotionally, and physically. 少年易学老难成，一寸光阴不可轻 - 百度文库

2 3. Although the structure of the building hadn’t suffered, the surface is badly damaged.

4. She received an increase in pay and it has made a difference in her attitude towards

work.

5. She appeared very nervous one evening .I asked her what was wrong, and she blurted

that she had fallen in love with Phil .

6. I looked at Tom’s pictures and found some of them so amusing and funny that I couldn’t

help chuckling.

7. Your goals have to be measurable so you’ll know when you are making progress.

8. Salespeople often try to learn about the needs of the prospective buyer to make

themselves more persuasive.

9. We have only five months to make preparations for the trip.

10、Prof . Lee's eyes sparkled with enthusiasm as she talked about how her new

teaching method worked in her College English class 11. In my senior year I took a crack at

writing a novel.

12. To reduce weight, I am now learning to play golf with my business partner, who plays

like a professional.

Unit4

1.The general ordered his troops to move quickly towards an advantageous position.

2.People would think the seven-year-old couldn’t even

reach the pedals, let alone drive

the car. Nevertheless, he made it!

3.In a sense, we are witnessing the vanishing of national boarders in many areas of

economic activity in the world today.

4.The tower built at the turn of the century became a landmark of the city.

5.In a book entitled A short History of Nearly Everything, Bill Bryson tries to ignite a

passion for knowledge in young readers.

6.It seems neuroscience is threatening to displace physics as the queen of the sciences.

7.It is only natural for the people to challenge the Establishment,

especially when the economic outlook is gloomy.

8.If anything, this movies appeals to the patriotic feelings of the people and helps to

strengthen national unity.

9.Julius Caesar in this play is a man full of contradictions ,at times strong and

confidence, but at other times old and frail. 少年易学老难成，一寸光阴不可轻 - 百度文库

3 10.The newly launched website aspires to create a virtual community of common

interest via exchange of views on the future of the Internet.

11.What Ann advocates just shows how divorced from reality she has become.

12.After investigating the behavior of pendulums, Galileo was able to use them

as time measurement devices in