(二版)新标准大学英语综合教程BooUnit6课后答案

Unit 6

Active Reading (1)

2 1a 2b 3a 4b 5d 6a 7b 8a

3 1 misfortune 2neutral 3frequency 4mathematical 5extend

6 vulnerable

7 subsequent 8encountered

4

1 bumped

2 overlapped 3adjacent 4situated 5cluster 6 duration

5

1 a2b 3 b4 b 5b 7b 8b 9a

6

1 b 2e 3d4c 5a

Active Reading (2)

31c 2c 3d 4c

4

1 Aliens

2 Superman

3 Empire of the Ants

4 Star Trek: The V oyage Home

5 The Day the Earth Caught Fire

5

1.outdated

2. shifted。namely 3depressing。explosion

4.dreadful

5. proposal

6

1 revolve

2 inhabitants

3 generate 4baffling 5 hurl

6 reckless

7

1a 2a 3b 4b 5a

82,4,5,6,8

9

1. Sometimes, but it is also intended for entertainment.

2. People realize how important science is and are frustrated at how complex it is. Good communicators and simplifiers like popular science books are welcomed.

3. Yes, as well-liked as it is in Europe, if not more. People like reading popular science books and parents encourage their kids to read such books.

Language in use

1

1.There is a possibility that the insurance won’t pay you for this accident.

2.What happens to you isn’t my responsibility.

3.I’m not sure of the suitability of this program for you.

4.The calculation’s complexity slowed me down.

5.Natural curiosity is a characteristic of many great thinkers.

6.I was surprised at the stupidity of her behavior.

2

1 hands-free phone

2 alcohol-free beer

3 sugar-free sweetener

4 traffic-free area

5 lead-free petrol

3

1 When it comes to evaluating students’work, there are always some very difficult choices to be made.

2 When it comes to the examples of bad luck you spoke about, many of these seem to be rather unimportant.

3 When it comes to human psychology, we see that this is very closely related to physical health and well-being.

4 When it comes to learning an instrument like the piano or violin, a lot of patience and the ability to persevere are essential.

5 When it comes to non-scientific studies of good and bad luck, there are all sorts of fantastic theories.

5

3D 打印技术在20 世纪80 年代首次出现在美国。3D 打印是按照数字模型打造任何形状的三维固体物件的过程。这是一个叠加过程，把材料层层覆盖，铸造出不同的形状。这项技术可用于产品的模型设计和分布式制造，能应用于珠宝、制鞋、工业设计、建筑、工程与施工、汽车制造、航空航天、医疗行业、地理信息系统、土木工程和其他诸多领域。2015 年，美国硅谷的一家创业机构碳3D 公司开发了一项3D 打印技术，能让物体从液体介质中源源不断地生成出来，而不是像过去25 年里那样，靠层层叠加塑造物体。这项技术为3D 打印提供了一种全新的方法。未来学家认为，3D 打印标志着第三次工业革命的开始。

6.

In August 2008, China’s first high-speed railway, the Beijing-Tianjin Intercity Railway, was opened, ushering China into an era of high-speed railway. In recent years, in addition to achieving a series of major innovations and breakthroughs in key technologies, China has also developed a world-class high-speed railway technology system with independent intellectual property.With its advanced technology, cost-effectiveness and successfuloperating experiences in high-speed railway, China is witnessing an increasing export of itshigh-speed railway technologies and related products to many countries around the world.China’s high-speed railway technology