人教版九年級(jí)英語(yǔ)下冊(cè) Unit 13 第5課時(shí)(B 3a-Self Check) 課件

1、Unit 13 Were trying to save the earth!R九年級(jí)下冊(cè)九年級(jí)下冊(cè)Section B 3a-Self CheckPhrases review1.充滿(mǎn)充滿(mǎn)2.扔進(jìn)扔進(jìn)3.在在起作用起作用4.扔掉扔掉5.減少減少be full of throwinto play a part in throw away cut down 6.起作用；有影響起作用；有影響7.導(dǎo)致導(dǎo)致8.切除切除9.不但不但而且而且10.對(duì)對(duì)有害有害make a difference lead to cut off not onlybut also be harmful to 11.在在頂部或頂端頂部

2、或頂端12.科學(xué)研究科學(xué)研究13.參加參加14.幫助解決難題幫助解決難題15.關(guān)掉關(guān)掉at the top of scientific study take part in help out turn off 16.付費(fèi)；付出代價(jià)付費(fèi)；付出代價(jià)17.加起來(lái)加起來(lái)18.采取行動(dòng)采取行動(dòng)19.好好利用好好利用20.拆下；摧毀拆下；摧毀pay for add up take action put sth. to good use pull . down 3aThink about the environment in your town / city and complete the chart b

3、elow.l Which parts of the town / city have a nice environment? Why are they nice?l Which parts need to be improved? Why?Good environmentWhy?Central parkcleangreeneryfresh airnice to look atquiet and peacefulBad environmentWhy?Rubbish disposal areas at the bottom of apartment blocksrubbish spilling o

4、ut of binsbad smellsunsightlyunhealthyfull of pests like rats, insects, cockroaches3bWrite a letter to the city mayor about the problems and your suggestions.In your letter, describe the environmentalproblems in your town/city.l What are the problems?l Where are they?l What or who is causing these p

5、roblems?Then, give suggestions or possible ways to solve the problems. I think that We should/ could I suggestTo protect the environmentTopicEnvironmental problems 思路點(diǎn)撥思路點(diǎn)撥noise pollutionwaterpollutionair pollutionWhat caused these problems?carsfactoriesindividualblack smoke and poisonous gas black

6、smoke and wastethrow rubbish everywhere 句型復(fù)習(xí)句型復(fù)習(xí)1. 這條河很臟，甚至河底都堆滿(mǎn)了垃圾。這條河很臟，甚至河底都堆滿(mǎn)了垃圾。 The river was _. Even the _ the river _ rubbish.2. 為了減少空氣污染，我們應(yīng)該乘公共汽車(chē)或坐地為了減少空氣污染，我們應(yīng)該乘公共汽車(chē)或坐地 鐵來(lái)代替開(kāi)車(chē)。鐵來(lái)代替開(kāi)車(chē)。 To _ air pollution, we should take the bus or subway _.was full ofinstead of drivingdirtybottom of cut do

7、wn 3. 我們齊心協(xié)力就能帶來(lái)變化，創(chuàng)造更加美好的我們齊心協(xié)力就能帶來(lái)變化，創(chuàng)造更加美好的 未來(lái)。未來(lái)。 Our _can _ and _ a better future.4. 騎自行車(chē)還有其他的優(yōu)點(diǎn)。騎自行車(chē)還有其他的優(yōu)點(diǎn)。 There are _of bike _.ridingactionsmake a difference lead toother advantages 5. 當(dāng)你離開(kāi)房間的時(shí)候，你應(yīng)該關(guān)燈以節(jié)約用電。當(dāng)你離開(kāi)房間的時(shí)候，你應(yīng)該關(guān)燈以節(jié)約用電。 You should _ by _ the lights when you leave a room.6. 你經(jīng)常扔掉你不再需

8、要的東西嗎？你經(jīng)常扔掉你不再需要的東西嗎？ Do you often _ things you _ anymore?dont needsave electricity turning offthrow away 寫(xiě)作模板：寫(xiě)作模板：1.1.開(kāi)篇點(diǎn)題，說(shuō)明環(huán)境污染問(wèn)題的嚴(yán)峻性。開(kāi)篇點(diǎn)題，說(shuō)明環(huán)境污染問(wèn)題的嚴(yán)峻性。Environmental problems are With the , there are too manyCars have madeBlack smoke andby factories. Factories alsoAnd wherever2.2.說(shuō)明環(huán)境污染的原因說(shuō)明環(huán)境污染

9、的原因3.3.給出建議和可行方案給出建議和可行方案I think that governments shouldI suggest everyone inWe should call on4.4.結(jié)尾：寄予期望結(jié)尾：寄予期望 I hope theDear Sir/ Madam, Environmental problems are becoming more and more serious all over the world.With the development of the society, there are too many cars on the streets in our

10、city. Cars have made the air unhealthy for people to breathe. Black smoke and poisonous gas are given off by factories. Factories also put waste into the river. And wherever we go, we can find rubbish.Environmental problems are becoming more and more serious all over the world.開(kāi)篇點(diǎn)題開(kāi)篇點(diǎn)題carsFactories說(shuō)

11、明原因說(shuō)明原因 范文賞讀范文賞讀 Now more and more people have realized these problems. I think that governments should close down the factories and develop laws to stop people from driving cars every day. I suggest everyone in this town should help to clean up the river and the streets. We should call on everyone

12、in the town to throw rubbish in the dustbins. I hope the problem will be solved in the near future and our home will become better and better. 提出建議提出建議寄予期望寄予期望Self Check1. Write different forms of the words. Then add more to each group.v. n.pollute act protect inspire build create pollutionactionpro

13、tectioninspirationbuildingcreationfame wood science health south care famouswoodenscientifichealthysoutherncarefuldifferent important Others: sunny noisy harmful beautiful differenceimportancen. adj.adj. n.sunnoiseharmbeautyadj. adv.slow wide sudden real quick true happy loud slowlywidelysuddenlyrea

14、llyhappilyloudlyquicklytruly2. Match each statement with the grammar structure.Statement Grammar The river used to be so clean.Present progressiveWe have seen many changes in the environment.Modal verbsPeople should take public transportation more.Passive voiceThe river is polluted by factories.used

15、 to The air pollution is getting worse and worse.Present perfectLanguage pointsThe air pollution is getting worse and worse. worse and worse 越來(lái)越糟越來(lái)越糟例句：他變得越來(lái)越高了。例句：他變得越來(lái)越高了。 He is getting taller and taller. 結(jié)構(gòu)：結(jié)構(gòu)：比較級(jí)比較級(jí)+ and+比較級(jí)比較級(jí) 越來(lái)越越來(lái)越3. Write ways to cut down on these kinds of pollution.Kinds of

16、 pollutionWays to cut downwater pollutionland pollution Ask factories not to throw waste into rivers.Try not to use plastic bags when shopping.Kinds of pollutionWays to cut downnoise pollutionair pollutionCut down the number of cars.Reduce the number of factories that burn coal.Exercise1. Not only m

17、y friends but also I _ interested in football and Messi is our favorite star. A. be B. am C. is D. are2. Look! The police _ the food onto the bank of the river. A. am carrying B. is carrying C. are carrying D. are carried 3. At present, one of the best ways to study is working in groups. More chance

18、s _ to students to learn from each other. A. offer B. are offered C. have offered D. are offering 4.Mr. Li will check our homework this afternoon. _ you _ it? Not yet. Im doing it right now. A. Do; finish B. Had; finished C. Will; finish D. Have; finished5. I heard that Line I of Ningbo Subway _ last month.