九年级上学期英语课前预习过关练（仁爱版）Unit 2 Topic 2 Section C（原卷版）.docx

Unit2Topic2SectionC九年级上学期英语课前预习过关练（仁爱版）一. 根据音标写出单词和汉语意思音标，词组单词短语汉语意思拿走[D ksi d3 (s)n][hau 1]臭氧层[rei di * el f(9)n][d Irektli][bki t][iske p][rez][ri f3：]温室效应实战演练：根据首字母提示写出单词1 .There is a very big hin the ozone layer,2. Too much harmful radiation from the sun passes through the hole and reaches the earth da lot.3. Carbon dioxide (CO2) in the air has i4. carbon dioxide increase a lot, f a “blanket" , the heat from the sun can t escape5.It causes the level of the oceans to rand the climate of the earth to change二. 短语译一译1.在这期间2.在很多方面3.全世界4.上百万的5. 有健康方面的问题 6. 通过... 7. 主要来自 8. 涉及，提到 9. 环境问题 实战演练：根据汉语提示完成句子.1. We should try our best to （保护环境）2. Our government has done something to the environment （防止）being polluted.3. He seldom exercises （2吉果），he is not in a good health.4. The more trees we （砍倒），the more punishments we will get.5. Thousands of years has passed and many kinds of animals and plants （灭绝）as well. 数以百万计 people have seen the film.三. 知识点理一理l.Some things we have done are very good for the earth while others are bad.我们所做的一些事情对地球有益，然而另一些却对地球有着负面影响。

1） we have done ...前省略了 that,作定语从句，修饰前面的some things.2） be good for对…有益 be good at擅长…E g： Doing morning exercises is good for our health.Kangkang is good at swimming.2.The sea seems to have the best answer.海洋似乎有最好的答案seem v. 似乎是，近义词 appearseem结构:（1） It seems that+从句例: It seems that their living conditions are very good.（2） 主语+seem to do sthE g： She seems to pass the test.(3) 主语+seem+形容词E g： He seems very happy.四. 选择选一选( )1. As we know, of us likes pollution.A. no one B. none C. someone( )2.1 got up late this morning, , I missed the chance of the speechA. as a result B. by the way C. in the beginning( )3.——Kate, wheres today5s newspaper?一Well, you dont need to read it because there is in it.A. something interestingB. nothing specialC. important thing( )4. Trees are very important to our environment. They can wind from blowing the earth away.A. kept B. put C. top( )5. The story ten years ago.A. started B. took C. took place( )6.一How long have you lived in this city?— 2001.A.Since B.In C.To( )7.What can we students do the environment?A.to protect B.protected C.protecting( )8.一Do you know the man?—Im sure Fve seen him , but I cant remember the right place.A. any where B.no where C somewhere( )9.Its a good song, the lyrics (歌词)are not good enough.A.which B. although C.and)10.一You look very happy!一Jim says I am pretty. has ever told me that before.A.Somebody B.Anybody C Nobody五. 情景交际1树可以阻止风把土壤吹走。

你可以这么说：2我们不应该到处扔垃圾你可以这么说:3. 所有的问题都很严重，所以我们现在必须要做些什么了你可以这么说:4你想号召大家尽自己所能来保护环境，你可以这么说:5.你想号召大家关心野生动物，多种树，你可以这么说:六. 复原题The earth is 4.6 billion years old. We humans have lived on the earth for only 35 000 years, but during this period, we have changed our planet a lot in many ways. ]All over the world, people have cut down millions of trees. 2 Forests have become deserts, so many kinds of animals and plants are disappearing.Factories have also polluted the land and the water. 3Around the earth, theres a special kind of oxygen called "ozoneGCh). 4 But now air pollution is destroying it and making a very big hole in the ozone layer.5 It mainly comes from burning oil, coal and wood. This has formed a blanket around the earth. The heat from the sun cant escape so the temperature is rising. It causes the level of the oceans to rise and the climate of the earth to change.All these problems are very serious, so we must do something now.阅读上面短文，把A-E五个句子填入文中空缺处，使短文内容完整、正确。

A. As a result, many rivers and lakes are now dead.B. Carbon dioxide in the air has increased a lot.C. Some things we have done are very good for the earth while others are bad.D. When it rains or when the wind blows, the earth is taken away.E. It is important to the earth.七. 完形填空When people talk about air pollution, they are usually thinking about outdoor air ] . But do you know that there is also air pollution inside homes, offices, hotels and other buildings? The air in your home can be 2 to 100 times more polluted than the air outdoors! In fact, some American doctors say that 50% of the illnesses have 2 to do with the polluted indoor air.A lot of pollution comes from indoor activities 3 smoking and cooking. As most people 4 about 80%-90% of their time inside buildings, it is important to take indoor air pollution seriously, too.Air pollution influences our health 5. When the air is polluted, not only young children and old people 6 from it, 7 people with health problems suffer as well. Indoor air pollution can 8 peoples eyes, noses and throats. Air pollution, both indoor and outdoor, can also 9 to lung cancer and heart disease! In the great London fog in 1952, 4, 000 people d。