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korea什么意思大学英语北交大网教单元1

作者:高考题库网
来源:https://www.bjmy2z.cn/gaokao
2021-01-07 08:14
tags:大学英语, 北交大, 英语学习

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2021年1月7日发(作者:狄可为)
Unit 1
Part Two: Read and Practice
Read and Think
II. Answer the following questions according to the text.
are the main type of air Pollution?
An.: These include smog, acid rain, the greenhouse effect, and
yer.
does exhaust come from?
An.: The exhaust comes from burning fuels in automobiles, homes, and industries.
is the amount of carbon dioxide in the air continuing to increase?
An.: Carbon dioxide is produced when fuels are burned. Plants convert carbon dioxid
e back to oxygen, but the release of carbon dioxide from human activities is higher th
an the world's plants can process. The situation is made worse since many of the eart
h's forests are being removed, and plant life is being damaged by acid rain.
pollutants be created by indoor activities?
An.: Yes. Some pollutants can be created by indoor activities such as smoking and coo
king.
is the first step to solve air pollution?
An.: The first step to solve air pollution is assessment.
Read and Complete
IV. Spell the following words with the help of their meanings and first letters.
ial a. absolutely necessary. Vitally necessary
2. substance n. that which has mass and occupies space
3. significant a. important; of consequence; having or expressing a meaning
4. w ell-being n. contented state or being happy healthy and prosperous
5. Exhaust n. gases ejected from an engine as waste products
6. convert v. to change the nature, purpose, or function of something
7. Reaction n. a process in which one or more substances are changed into
others
8. derive v. to obtain; to come from
9. consequence n. the outcome of an event especially as relative to an individual
10. exposure n. the state of being put into a situation in which something harmful
or dangerous might affect you

The City in Which I Live
I live in Beijing. It is China's second largest city in terms of population, after Shanghai.
It is a major transportation center, with dozens of railways, roads and expressways e
ntering and leaving it in all directions. Beijing is recognized as the political, education
al, and cultural center of China. There are such plenty of beautiful buildings and spotl
ights as the Great Wall, Summer Palace, and Olympic Park. With the modern, develo
ped traffic system, we find it quite easy to live in this city. There are also many shoppi
ng centers, supermarkets and entertainment centers, which lead to a comfortable life
in Beijing. But the population of the city is increasing rapidly. Sometimes, the traffic i

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