九年級(jí)英語(yǔ)上冊(cè) Unit2Topic3課件 仁愛(ài)版

1、Unit 2 Loving Our PlanetTopic 3 Pollution causes too many problems.Welcome to my class to learn English.Topic 3 Would you like to be a greener person?Lets learn the new lesson.Section A Section B Section C Section D11139458267121017161514131819202.How should we do to protect the environment? 溫故而知新1.

2、 Is cutting down trees harmful to human beings, animals and plants?Everyone should care for wild animals and plant more trees.We should do everything we can to protect the environment.Dont spit anywhere in public. As we know ,none of us likes pollution.Humans have come to realize the importance of p

3、rotecting animals and plants.Yes, it is. Trees can stop the wind from blowing the earth away. And a lot of water can be saved by forests. The trees can prevent the water washing the earth away.So, lets protect the environment together and be a greener person!1a look, listen and say.(Jane is a studen

4、t of Renai International School. A journalist from Renai English Post is interviewing her about environmental protection.)Journalist: Hi, Jane. Could I ask you a few questions?Jane: Certainly.Journalist: We all know that youre working for an organization that protects the environment. Can you tell u

5、s what you do there? Jane: Well, my main job is to help spread the message about protecting the environment. For example, the three Rs reduce, reuse and recycle are important.Journalist: So what kinds of things can we do at home to protect the environment?Jane: We should reduce the waste we produce.

6、 For example, we should use both sides of paper and reuse plastic bags.Journalist: What can students do at school?Jane: I think recycling can not only protect the environment but also save money. So we encourage them to collect waste paper and soft drink cans. Then we sort them so that they can be r

7、ecycled.Journalist: Its kind of you to do that. Thank you!Jane: Its a pleasure. Everyone is supposed to do that.environmental protection環(huán)境保護(hù)environment environmental 名詞 形容詞protect protection (動(dòng)詞) (名詞)Work for “為工作， 堅(jiān)持不懈的努力工作。 We should work for peace.We should work for our motherland to make her str

8、onger and more beautiful. We all know that youre working for an organization that protects the environment.我們應(yīng)該為和平而努力。我們應(yīng)該為祖國(guó)而努力工作，使她更強(qiáng)大，更加美麗。123Reduce v. “減少，降低，使處于狀態(tài)，結(jié)構(gòu)為 reduce sth to。They are reducing pollution.She reduced the price of the coat to 50 dollars.他們正在減少污染。她把那件大衣的價(jià)格降到了50美元。encourage sb

9、. to do sth. 鼓勵(lì)某人去做某事 The teachers often encourage the students to work hard at English.She used to encourage me to believe myself.can 做情態(tài)動(dòng)詞時(shí)是“能，可以， 會(huì)的意思；做名詞是“罐頭，罐子的意思,是可數(shù)名詞。I can swim now.I bought a can of coke yesterday.sort v. “把分類(lèi)，揀選。 n. “種類(lèi)，類(lèi)別We sort the things to make them recycle.老師經(jīng)常鼓勵(lì)學(xué)生努力學(xué)習(xí)

10、英語(yǔ)。他過(guò)去常常鼓勵(lì)我相信自己。我會(huì)游泳。昨天我買(mǎi)了一罐可樂(lè)。Not only but also “不僅而且。是并列連詞，可以連接并列的各種成分。.連接并列主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞需和鄰近的主語(yǔ)保持一致，即“就近原那么。1.Not only we but also she has been there before.2.Not only he but also I am good at English.not only A but also B = B as well as A(連接并列主語(yǔ)于前者保持一致)1 She as well as we has been there before.2I as

11、well as he am good at English.其它形式。He not only said it , but also did it .We study not only Chinese but also English.She is not only a student, but also a teacher.I can not only sing but also dance. 不僅我們而且她以前也到過(guò)那里。不僅他而且我也擅長(zhǎng)英語(yǔ)。它不僅說(shuō)了而且做了。我們不僅學(xué)漢語(yǔ)而且學(xué)英語(yǔ)它不僅是一名學(xué)生而且是一名老師我不僅會(huì)唱歌而且會(huì)跳舞句型Its+ 形容詞+for/ of sb. to

12、do sth. 中的形容詞說(shuō)明不定式時(shí)用 “for; 說(shuō)明邏輯主語(yǔ)sb的特征時(shí)用 “of.Its very important for us to keep the balance of nature.保持生態(tài)平衡 You are very kind to help me with my English.Its very kind of you to help me with my English. Its necessary for us to learn English well. To learn English well is necessary for us.Its kind of

13、you to help me.=You are kind to help me.綜合上面的內(nèi)容我們可以看出，含of的句型可以轉(zhuǎn)換為of后的sb.作主語(yǔ)，而不能轉(zhuǎn)換不定式做主語(yǔ)；反之，含for的句型可以轉(zhuǎn)換為不定式做主語(yǔ)，而不能轉(zhuǎn)換sb作主語(yǔ)。保持生態(tài)平衡對(duì)于我們來(lái)說(shuō)是很重要的在英語(yǔ)方面幫助我你實(shí)在太好了。對(duì)于我們來(lái)說(shuō)學(xué)好英語(yǔ)是有必要的。幫助我你實(shí)在太好了。be supposed to do sth. “應(yīng)當(dāng)做某事，應(yīng)該做某事，必須做某事。You were supposed to be here an hour ago.你本該在一小時(shí)前就到這兒。I thought you were suppos

14、ed to get here a little earlier. 我認(rèn)為你應(yīng)該早點(diǎn)到這練習(xí)：You are not supposed _loudly in the library.A. Speak B. speaking C. to speak D. spoken聯(lián)想：suppose v.(根據(jù)所知“認(rèn)為，推斷，料想I suppose the price will go up . 我料想價(jià)格會(huì)上漲。在反意疑問(wèn)句中，陳述局部是I think/ believe/ suppose 引導(dǎo)的賓語(yǔ)從句，附加疑問(wèn)句局部的主語(yǔ)應(yīng)與從句保持一致。而正常情況應(yīng)與主句保持一致。I suppose he comes

15、from the U.S.A., doesnt he?I dont suppose that hes going to hurt anyone, is he?C1b Work alone.Fill in the blanks according to 1a.1.The journalist is _ Jane about_ .2.Janes main job is _.3.We should use _and reuse _at home.4.At school students can collect waste paper and _.5.Recycling is an excellent

16、 way not only to _but also to _.interviewingenvironmental protectionto help spread the message about protecting the environment.both sides of paperplastic bagssoft drink cansprotect the environmentsave money成功屬于你2. Work alone.Four people are talking about recycling items. Listen to the tape carefull

17、y and check() them.Type of rubbishRecycleReusedReducedPlastic bagsPaper cupsCansNewspaperGlass bottles3.Work alone.Join these sentences with or, and ,but or while, making some necessary changes.Example:About 35% of the rubbish in Hong Kong can be recycled every year. The rest cant.About 35% of the r

18、ubbish in Hong Kong can be recycled every year while the rest cant.1.Noise is a kind of pollution. Its harmful to our hearing.2.The earth is beautiful. People hurt the earth now.3.Work hard. You will fail the exam.4.She was busy cooking. They were watching TV.5.Nodding the head means agreement. Shaking the head means disagreement.6.Some things we have done are good for the earth. Some are bad.7.Hurry up. You will miss the bus. 8.Air pollution has become a seriou