24春国开电大春贵州广播电视大学理工英语3unit1单元自测1（预备知识：Unit 1；10分）参考答案_1

unit1_单元自测1（预备知识：Unit 1；10分）0

unit1_单元自测1（预备知识：Unit 1；10分）0

试卷总分:100 得分:100一网一平台答案

1. — If you're?short-listed for the interview, we'll ring you by Friday.

— _______

A. I don't care.渝粤题库

B. OK，Madam.I'm looking forward to hearing from you.

C. It doesn't matter.

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2.— Hello, may I speak to Henry?

— _______?渝粤搜题

A. My name is Henry.

B. ?It is Henry.国开搜题国家开放大学作业答案

C. This is Henry speaking.

答案:

3.Going “green” ____ have to be a challenge.

A. doesn't

B. don't

C. is国开形成性考核答案

答案:

4.There are ______?of ways to make your house look greener.

A. many

B. lot

C. plenty

答案:

5.What matters is how your house looks and how it_____?you and others residing in?it. ?

A. effects

B. infects

C. affects

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国家开放大学作业答案

6.?二、完形填空：阅读下面的短文，选择合适的内容将短文补充完整。?国家开放大学作业答案

T op 3 Green Home Innovations

? ? ? . There are many things you can do to reduce carbon emission and help to make the earth a better place for future generations. Here are a few suggestions.渝粤搜题

? ? ? Although LED lamps cost more money than standard incandescent or compact fluorescent bulbs do at the beginning, these long-lasting LED lamps will eventually be worth the money because of nergy?saved. LED lamps also produce a cleaner, more natural light.

? ? ? .“Water”is a hot topic, especially in the Southwest. Household?water filters are now available to clean and reuse water from showers and baths. Gray water reuse systems redirect the used water from washing machines to lawns or gardens.国开搜题

? ? ?

? ? ? . Building materials and embellishments like paint and carpets can?emit?chemical compounds into the atmosphere, and because a home is an enclosed space, those compounds can sometimes accumulate to dangerous levels. Installing a whole-house air purification system is one way to keep indoor air clean and circulating.

? ? ? Going “green” doesn't have to be a challenge. A home is a long-term investment. You don't have to start over from cratch.?Make small changes. Choose environmentally friendly paint or LED bulbs.?

一网一平台答案

? ? ? Chances are that your home will need improvements eventually.Whenever possible, choose upgrades that will reduce your carbon footprint. It's good for the planet, and it's good for you.

A. In recent years indoor air pollution has got a lot of attention.

B. Air Purification

C. Water Recycling渝粤搜题

D. In the last decade a growing number of people were interested in conserving energy and preserving the environment by living “green”渝粤搜题

E. LED Lighting

(1).

A. A

B. B

C. C

D. D

E. E

答案:

(2).

A. A

B. B

C. C渝粤搜题

D. D

E. E

答案:

(3).

A. A

B. B

C. C

D. D

E. E渝粤搜题

答案:

(4).

A. A

B. B

C. C一网一平台答案

D. D渝粤教育

E. E

答案:

(5).

A. A

B. B

C. C

D. D

E. E

答案: