大学体验英语综合教程课后答案解析Unit

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Unit 1> Caring for Our Earth

Passage A

(三)、

1.Answer: A tree frog has taken up residence in my studio.

Answer: He stopped and turned around and just sat there looking at me.

2.Answer: Possibly the tone of my computer sounded to him like other tree

frogs.

3.Answer: Frogs were dying around the world.

Answer: Frogs were being found whose skin was like paper.

Answer: Frogs are an “indicator species”.

4.Answer: The frogs have a message for us.

Answer: We must be the adults for the planet.

Answer: There are no boundaries, that there is no more time.

(四)、Answer: greenhouse residence communicate wired humming message sensitivity indicator

(五)、Answer: 1. d 2. a 3. b 4. e 5. c 1. tone threatening 2. sensitivity smell 3. affected climate 4. tap resources 5. concerns environment

(六)、Answer: 1. subtle 2. were overtaken 3. species 4. decades 5. boundaries 6. audio 7. directly 8. focus 9. tone 10. cupped

(七)、Answer: 1. at that rate 2. For the sake of 3. come to 4. by hand 5. vice versa (八)、1. 年轻人有时会抱怨无法和父母沟通。(communicate with)

Answer: Young people sometimes complain of being unable to communicate with their parents. 2. 能在中国云南的一个苗家村落住下来一直是玛丽长久以来的梦想,现在她终于梦想成真了。(to take up residence)

Answer: It has been Mary’s long cherished dream to take up residence in a Miao village in Yunnan, China. Now her dream has finally come true.

3. 家养的动物习惯于依赖人,因此很难能在野外活下来。(survive)

Answer: Domestic animals are used to depending on humans, so it is difficult for them to survive in the wild.

4. 他突然有种恐惧感,觉得自己会因为经济不景气而被公司裁员。(overtake)

Answer: He was suddenly overtaken by a fear that he would be laid off by the company because of depression.

5. 我估计公交路线上堵车了,因为我都等了30分钟也没见一辆车开过去。(figure) Answer: I figure that there is a traffic jam on the route of the bus, for I’ve waited for 30 minutes without seeing one passing by.

(九)、Answer: In spite of trade frictions, the US cannot do without China or vice versa.

Answer: If you find yourself working without efficiency, you’d better relax for a while. Answer: The speaker glanced around the audience this way and that before he started speaking. Answer: My father’s opinion on my job change sounded to me like a warning.

Answer: The labor union agreed to give up a pay increase for the sake of more job opportunities. (十)、Answer: The sandstorm is a horrible phenomenon. The clouds of dust are so heavy that

you can hardly breathe. It is so dark that it may cause trafic accidents.

Answer: Droughts result from lack of water, which is essential for plants and animals. The failure of crops leads to food shortage, and sometimes even famine.

Answer: The flood washes away houses, destroys ields, and causes life and property losses. People may be left homeless and suffer diseases.Causes: The increase of disasters is mainly caused by human activities. With the growth of population, we need more resources from the Earth. Deforestation, over-cultivation, together with other factors, lead to the imbalance of the ecosystem. And this in turn causes more natural disasters.

Passage B

Think about it:

1. What is Mission Zero?

Answer: It is a goal set by Interface that the company will eliminate any negative impact Interface has on the environment by the year 2020.

2. What can we do to achieve sustainability?

Answer: We can start doing something first, then do something else. Only when everyone in our society is involved can we expect to transform our entire system into a sustainable one.

3. Do you know you can figure out the meaning of a new word just by the context?

Answer: Open.

(十三)、Answer:

1. indicating the use of a lot of a particular thing

e.g. The labor-intensive products such as shoes, clothes, toys, hardware and so on, come primarily from small enterprises.

As agriculture has become more knowledge-intensive, farmers have greatly improved output with less land and labor.

2. without a particular thing

e.g. As the punishment for drunk driving is getting more severe, the sale of alcohol-free beer is on the rise.

Part of the attraction to the island is that tourists can buy imported goods there at duty-free prices.

3. having a very close and friendly relationship

e.g. Our client-intimate service contributes much to the growth of the company.

The GPS is designed in a user-intimate approach, and you can easily find your way just by a few touches on its screen.

4. partner or associate in an activity or job

e.g. As the proud co-sponsor of the conference, we come not only to offer our support, but also share our experience.

Penn, co-author of National Food And Agriculture Policy, has served for three years as a senior economist at the United States Department of Agriculture.

5. in a better, faster or further way

e.g. For the first time, smartphones have out-sold PCs in terms of number of units in the first quarter of this year.

Using keywords in the title of your blog posts helps out-rank others in search engines.

(十五)、

1. 十年前,当公司还处在生产的鼎盛时期时,我们就决定投资新技术,将公司转型为技术密集型企业。由于拥有先进技术,我们在激烈动荡的市场竞争中脱颖而出。现在我们的成

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