九年级上册英语同步课件6.2 Unit 2 Topic 3 Section A（练习）（解析版）

1、Unit 2 Topic 3 Section A 随堂练习基础篇一.根据句意及汉语提示写出正确的单词.Jane works for an （组织）that protects the environment.【答案】organization【解析】organization n.组织.Anyone who buys this kind of desk can get a small （塑料的）toy for free.【答案】plastic【解析】plastic adj.塑料的.She （点头）to us when she went into the the library.【答案】nodded【

2、解析】nod v.点头.John usually （回收利用）newspapers and cans, and we all admire him.【答案】recycles【解析】recycle v.回收利用5.1 have to get my parents* （同意） if I want to go out at school nights.【答案】agreement【解析】agreement n.同意.二.单项选择1. - Could you give me a glass of water?A. Its a pleasure.B. My pleasure.C. With pleasur

3、e.D. A pleasure.【答案】c解析with pleasure 非常乐意，It s a pleasure./ My pleasure./ A pleasure./ You are welcome.等语义相同，用于当别 人对你说Thank you.时，即“不用谢”.2.iNever ! I believe you can make it.Thank you. I will.A. hurry up【答案】DB. run outC. shut offD. give up【解析】根据句意“永远不要放弃，我相信你能做到的“，give up放弃，hurry up赶紧，run out用完，耗尽;s

4、hut off关闭水电. Take more exercise, you will be healthier.A. butB. forC. andD. so【答案】C【解析】多做锻炼，你会更健康，or “否那么，要不然”；and “和”表并列或承接；while “然而”，表比照；but“但是”，表转折.He is tall, his sister is short.A.whenB.orC.whileD. and【答案】c【解析】他很高，然而她妹妹很低。while表转折.We should try our best the waste we produce quickly.A.reducingB

5、.to reduceC.reducedD. to reduced【答案】C【解析】try one, s best to do sth尽某人最大努力做某事.提升篇三.情景交际。Hi, Jane. Would you like to help save the environment?Td like to. J【答案】D【解析】根据下句：首先，你可以从离开房间，先关灯开始.可知选D. Well, first, you can start by turning off the lights when you leave a room.Yes. Thafs easy. 2 Whats next?【答案

6、】G【解析】根据前半句：是的，那很容易，有的时候，我不加考虑就关灯了。可知选GA: Second, you can ride a bicycle. Dont take a bus or a taxi if you dont have to.B: 3 What else?【答案】E【解析】根据上句：第二，你可以骑自行车.没必要的时候，别乘公交车或出租车.可知，这样很省钱，应选E.Third, try to recycle paper.Mmm. Newspapers, magazines, we have a lot of paper at home. Good idea.The fourth i

7、dea is to turn off the shower when youre not using it.4【答案】C【解析】根据上句：第四项，当你不用它时，你可以管住淋浴头.可知C 你意思是，当我头发有洗头水时”。Yes. Get wet, turn off the shower, put the shampoo （洗发齐ll） in your hair and then turn on the shower and wash it out.Yes, 5 We have to save water.【答案】B【解析】根据后半句句：我们必须节省水。可知选歹我认为水对我们很重要广But wha

8、t can I do for you?I think water is very important to us.You mean when I have shampoo in my hair?But what can I do?That will save a lot of money, too.Take a bag when you go shopping.Sometimes I turn off the lights without thinking.四.阅读理解.New research suggests that growing trees and other plants near

9、 factories could reduce pollution by almost one- third.More plant life may even cost less and be more effective （有效的）than technology designed to cut pollution, a new study found. Researchers collected data about air pollution and plant life in 48 cities. They studied public records from every city.T

10、he researchers knew that trees and plants are taking in large amounts of harmful air. So they tried to find out whether new plants could reduce air pollution.The study tried to show how this vegetation （植被）could reduce the pollution, including the production of energy fromcoal, oil and gas. The rese

11、archers found that growing plants, where possible, could cut air pollution by about 27 percent in the areas studied. They also found that in 75 percent of the areas, it would cost less to use plants and trees to reduce air pollution than to add new air cleaning technology.“The fact is that tradition

12、ally, especially as engineers, we dont think about nature,n Dr. Bakshi, said. nWe just focus on putting technology into everything.To solve air pollution problems, people need to start learning from the nature and respecting it, Bakshi said. He added that nature-based methods could result in win-win

13、 solutions that save money and are better for the environment.The study couldnt tell which kinds of trees or plants would be best at reducing air pollution. But Bakshi said they might make a difference in air quality, so further study is needed.The researchers said that more trees and plants could h

14、elp lower air pollution levels in both cities and rural areas. However, success rates （比率）would be different depending on how much land can be used and its air quality levels.The researchers found that plants were air cleaning technology.A. better than B. worse than C. as cheap as D. as good as【答案】A

15、【解析】 细节理解题。由文中第二段第一句提到“More plant life may even cost less and be more effective than technology designed to cut pollution v和减少污染的技术相比，植物花费少并且更加有效率，得出绿植比净化空气的 技术更好，应选A。Most engineers think is more important in reducing air pollution.A. natureB. costC. locationD. Technology【答案】D【解析】细节理解题。从文中第五段第一句“. w

16、e don t think about nature,. we just focus on putting technology into everything.”可知，他们关心的是技术,应选D。What do win-win solutions refer to in Paragraph 6?Building more factories to develop technology.Reducing air pollution with less money.Saving more money by developing technology.Developing technology an

17、d reducing pollution.【答案】B【解析】词义猜想题。由划线局部后面“that save money and are better for the environment”可知，这里是对前面词的解 释，这种方法既省钱也能对环境有益，所以“win-win- solutions指的是“双赢”即用更少的钱减少污染,应选B。What can we learn from the passage?1/3 of the pollution can be reduced by technology.The study has found out the most effective plan

18、ts.Plants improve the air quality in cities and the country.Air quality levels mainly decide the success rates.【答案】c【解析】细节理解题。A 选项定位文中第一句话“growing trees and other plants near factories could reduce pollution by almost one-third”种植树木和植物可以减少1/3的污染，并非科技减少，因此A错误；B选项中定位文中倒数第二段 的第一句The study couldnt tell which kinds of trees or plants would be best at reducing air pollution.得出目前还未发现