2022年-仁爱九年级Unit2topic3SavingtheEarth重点语言知识点总结

1、精品word 名师归纳总结 - - - - - - - - - - - -名师举荐细心整理学习必备语法重点：Unit2 Topic 3What can we do at home to protect the environment并列句：是由并列连词把两个或两个以上的简洁句连在一起构成的句子，连词前可用逗号， 也可不用逗号；通常由and， but,while,or,so 等连词来连接；如：1表示并列关系，动作先后关系，常用连接词有and, not onlybut also等；如：His father is a teacher and his mother is a doctor.他的父亲是一

2、位老师，母亲是一位医生；Mr. Green can not only drive a car but also repair it.格林先生不但会开车而且仍能修车； 2表示转折，常用连词有but, while 等；如： I bought my sister a present, but she didn t like it.我给妹妹买了一件礼物，但是她并不喜爱；Tom does housework every day while his sister does nothing.汤姆每天都做家务活，而他的妹妹什么也不做；3表示挑选关系，常用连词有or, eitheror等；如：He speaks

3、 French, or perhaps he understands it. 他会讲法语，或者懂法语；Either he could not come or he did not want to.他要么是不能来要么是不想来；4. 表示因果关系，常用连词有so, for 等；如：Her mother is ill, so she has to stay at home and look after her mother.她母亲病了，所以她不得不呆在家里照看她；The ground is very wet, for it rained last night.地面很湿，由于昨晚下雨了；考题链接：1.

4、 My father has a great sports collection, he plays sports every day.A. orB. butC. and2. It s getting dark, they are still working.A. andB. butC. so D.or3. Take more exercise, you will be healthier. A.butB. ForC.andD.so4. Finish your homework, you can t play computer games, Jim.A. butB. tillC. and D.

5、 or一、重点短语environmental protection环境的爱护a few questions 一些问题 work for为工作protect environment爱护环境 spread the message about宣扬有关reduce the waste/air pollution削减铺张 /空气污染both sides of的两面 reuse plasticbags 削减使用塑料袋save money/energy/ electricity省钱 / 能源 / 电 encourage sb.to do sth.勉励某人做某事soft drink cans饮料罐子Waste

6、 paper 废纸o. 把.分成be harmful to= do harm to. 对.有害 Fail the exam 考试不及格nod/shake the head 点头 / 摇头hurry up赶快、快点 Several times 几次give up（doing ） sth 舍弃（做）某事精选名师 优秀名师 - - - - - - - - - -第 1 页，共 7 页 - - - - - - - - - -精品word 名师归纳总结 - - - - - - - - - - - -名师举荐细心整理学习必备二重要句子1my main job is to help我主要的工

7、作是帮忙做有关爱护环境的宣扬；2 We should use both sides of paper and reuse plastic bags. 3 Recycling can protect the environment,and it can save money,too.4 He has failed several times.But he never gives up. 他已经失败几次了；但他从不舍弃；三、重点语言点1. We all know that you re working for an organizations that protects the environme

8、nt.我们都知道你在为环保组织工作；work for表“为工作”He works for a foreign company in Shanghai.他在上海为一家外资公司工作；2. We should use both sides of paper, and reuse plastic bags rather than throw them away.我们应当把纸的两面都使用，将塑料袋再次使用而不是轻易扔掉；a both 修饰复数名词；而either修饰单数名词；如：There are a lot of trees on both sides of the road.= There are

9、a lot of trees on either side of the road.在路的两边有很多树；一重点短语Section Ba greener person. 环保者ought to do sth. 应当做某事shut off关掉 Had better do sth 最好做某事ride a bike骑自行车instead of. 而不是 /代替 Travel a short distance 短途旅行save energy 节省能源as.as.和.一样二重要句子1. First, you ought to shut off the electricity when you leave

10、a room.第一，你离开房间在时候应当顺手关灯；2. Second,youd better walk or ride a bike instead of taking a bus or a taxi if you travel a short distance.其次，假如你短途旅行，最好步行或骑车而不是乘公共汽车或出租车；3. It is so easy to be a greener person.成为一名环保使者真简洁；4.Easier said than done 说起来简洁，做起来难5.Actions speak louder than words.行动胜于雄辩三重点语言点1. Fi

11、rst, you ought to shut off the lights when you leave a room.第一， 当你离开房间的时候，应当顺手关灯；ought to 情态动词 , 表 “应当 ; 应当” ; 语气比should 强;指道义上应当做的事,有时含有批评或督促的语气；should 指主观上感到有责任或义务去做；如：You ought to help your mother do some housework. 你应当帮你妈妈做些家务；We should study hard. 我们应当努力学习；其否定式和疑问式：You oughtn t to get up so lat

12、e in the morning. 你早晨不应当起这么晚；Ought I to tell her the bad news.我该告知她坏消息吗？Yes, you ought. No, you oughtn t.精选名师 优秀名师 - - - - - - - - - -第 2 页，共 7 页 - - - - - - - - - -精品word 名师归纳总结 - - - - - - - - - - - -名师举荐细心整理学习必备2. It s so easy to be a greener person.句型：It is/was+ adj.+to do sth做某事是 .的； 句型中it 为形式主

13、语， 真正主语为： to be a greener person.留意和It is + adj+ （ of sb） to do sth ； It在这里也是作为形式主语，真正主语为不定式；区分：在使用时要留意adj 是说明 sb 的品质特点的仍是说明to do sth 的就可以了 .说明 sb 的品质特点用 of sb;说明 to do sth 用 for sb.，简洁一句话说就是：说人的用of sb. 说事的用for sb；考题链接： 1. We think it is difficultthemthe charity walk withoutteam spirit.2021 南通 A. fo

14、r; to finishB. of; to finishC. for; finishingD. of; finishing3. after all究竟，终归E.g He is a child after all.究竟，他仍是个孩子；Section C-D一重要词汇1.produce power from从获得能量2.nuclear energy 核能3. Everyday lives 日常生活4. use sth to do sth 用某物做某事5.Up to 30 days长达 30 天6.too.to. 太.而不能7. In the near future在不久在将来8. reach a

15、speed of + 详细数字达到某种速度at a speed of 以某种速度9. run out 用光、耗尽10.be used for doing sth = be used to do sth 被用作做某事11. Face many difficulties面临很多困难12.different types of. 不同种类的 . 13.even though 即使，尽管14.renewable energy 可再生能源15. In 50 years 50 年后二重要句子1. To solve the energy problem, people all over the world a

16、re looking for new ways to produce power.2. This renewable energy is used in peoples everyday lives.3. It can not only protect the environment but also save energy. 4.The train can reach a top speed of 431km per hour.三重点语言点1.在文中划出下面的句子并分析Some countries use nuclear energy to produce power.译： 精选名师 优秀名

17、师 - - - - - - - - - -第 3 页，共 7 页 - - - - - - - - - -精品word 名师归纳总结 - - - - - - - - - - - -名师举荐细心整理学习必备点拨： use sth. to do sth.=use sth. for doing sth. -使用某物做某事练习： a.在过去人们使用竹子写字 .People bamboo in th past.b.人们用风发电；People wind producing electricity.区分：仍有一些介词也可表示“用” ，如： in， by, witha. You can solve the pr

18、oblem in this way. 译 ： b. You can buy lots of things with the money.译： c. My father goes to the office by car.译： 2 The cost is high.译： 点拨： cost a little-花销很少花销太高 - 练习：在大城市生活花销太高；to live in big cities. 3.It is too small to hold many people它太小，不能承载太多的人；Too.to.太.而不能 .“主语（人） +谓语动词 +too形容词 / 副词 to do sth

19、.” 这个句型是 too.to 结构最基本的常用句型；主语是动词不定式的执行者， too 后接形容词或副词原级，有时 too 后也可跟一个起形容词作用的过去分词， to 后接动词原形；如：The boy is too young to go to school. 这男孩年龄太小，不能上学；He walks too slowly to get there on time. 他走得太慢，不能按时到达那儿hold v. 有多种含义；A. 容纳，包含 e.g The plane holds about 300 passengers. 这架飞机可容纳大约 300 名乘客；B.拿着，抓住，进行（竞赛，会议

20、等） e.g He was holding the baby in his arms. 他抱着婴儿；C.召开，举办，进行（竞赛，会议等） ； E.g The Olympic Games are held ever four years.D.打电话时 等待，不挂断 e.g Hold on,please. 请等一下；3. It takes people just 7 minutes to go to the airport 30 km away.译： 点拨：花费大盘点1. It takes sb. 时间 to do sth. - 做某事花费某人 .时间2. 人 spend 钱或时间 in doin

21、g sth. - 某人花费钱或时间做某事on sth.-某人在某物上花费钱或时间3. 人 pay 钱 for 物 - 某人为某物付钱4. 物 cost 钱 -某物价值多少钱考题链接：Do you always spend lots of timeplaying computer games.No, but I spend much timemy homework.A. on; in B. on; on C. in; on D. in; in精选名师 优秀名师 - - - - - - - - - -第 4 页，共 7 页 - - - - - - - - - -精品word 名师归纳总结 - -

22、- - - - - - - - - -名师举荐细心整理学习必备I paid ten yuan for the book. 写出同义句 The book ten yuan.I ten yuan the book.4. The train can reach a top speed of 431 km per hour.译： 点拨： reach a speed of+详细速度- 达到某个速度链接： at a speed of + 详细速度 - 以某个速度 , 可用 high, low, full 等形容词修饰speed ；练习： a.北京至天津线火车时速达到每小时300 千米；Beijing-Ti

23、anjin train 300 km per hour.b.我们以每小时30 英里的速度前进；We were traveling thirty miles per hour.5. However, maglev guide paths are much more expensive than traditional steel railways.译： 点拨：形容词前可加a lot, much, far, a little ,even 等词修饰；仍可在形容词比较级前加表数量的词；练习： a.Don t go by plane. It s a lot more expensive.译： b. Hi

24、s illness is far more serious than we thought.译： c. It s a little colder today than it was yesterday.译： d. It was cold yesterday, but it s even colder today.译： e. My sister is two years younger than me.译： 6. It needs its forests to remove carbon dioxide from the air译 .点拨：“ need”作为实义动词时，通常用法是：人 need

25、to do物 need doing物 need to be done另外，“ need”后仍可以直接跟名词；请看下面的例子：（1） We need to collect the parcel before we leave for England去英国之前，我们需要整理精选名师 优秀名师 - - - - - - - - - -第 5 页，共 7 页 - - - - - - - - - -精品word 名师归纳总结 - - - - - - - - - - - -名师举荐细心整理学习必备好行李；（2） We need tell him the truth 我们需要告知他真相；（3） My car needs repairing 我的汽车需要修理；（4） The flowers need watering 这些花需要浇水；（5） His leather shoes needs mend他的皮鞋需要修补；（6） Her room needs clean 她的房间需要打扫；7. They plant different types of trees so that birds and animals can live in the forests. so that 在句中引导目的状语从句，意为“目的是，为的是”，可换成in order that.e.gThey