5份打包牛津深圳版英语九年级下册全单元教学课件Unit3Theenvironment共102张PPT

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1、n.concernatmospheretemperatureconsumerfuelcoalresultsea levelnaturen.担心;忧虑担心;忧虑大气层大气层温度;气温温度;气温消费者消费者燃料燃料煤煤结果结果海平面海平面自然界;大自然自然界;大自然n.surfacesoilfloodhabitpurposesolutiongovernmentrole modeln.表面;表层表面;表层土壤土壤洪水;水灾洪水;水灾习惯习惯目的;用途目的;用途解决办法;处理手段解决办法;处理手段政府政府楷模;行为榜样楷模;行为榜样v.guessincreasedestoryrecycleadj.环保

2、的;赞成环保的环保的;赞成环保的无生命的;无生物生长的无生命的;无生物生长的正确的;恰当的正确的;恰当的无害的无害的adj.greenlifelessproperfriendlyv.猜测猜测(使)增长;增多(使)增长;增多摧毁;毁灭摧毁;毁灭回收利用回收利用expressionsgreenhouse effectin dangeras a result ofresult inmountains oftake actionmake a differenceact as温室效应温室效应在危险中在危险中由于由于造成;导致造成;导致许多;大量许多;大量采取行动采取行动有作用;有影响有作用;有影响充当充

3、当expressionsgreenhouse effectin dangeras a result ofresult inmountains oftake actionmake a differenceact as温室效应温室效应在危险中在危险中由于由于造成;导致造成;导致许多;大量许多;大量采取行动采取行动有作用;有影响有作用;有影响充当充当expressionsgreenhouse effectin dangeras a result ofresult inmountains oftake actionmake a differenceact asWe should protect the

4、 . environmentn.n. 环境环境the air around Earthatmosphere n.大气层大气层This robot can play the piano, but it is . (without life)lifelessadj.adj. 无生无生命的;无命的;无生物生长生物生长的的a lifeless planet 没有生物没有生物的行星的行星greenhouse n.n.n. 温室效应温室效应Smoking is a bad .habitn.n. 习惯习惯flood n.洪水洪水Our bad habits mountains of rubbish.crea

5、te=producev.v. 产生产生= =a very large number of许多;大量许多;大量大量大量工作工作 mountains of work Its green to r .adj. 环境环境保护的保护的ecyclev. 回收利用回收利用result v. 产生结果;后果产生结果;后果result in an accident that resulted in the deathAccidents are the of driving too fast. 事故是开车开得太快所造成的事故是开车开得太快所造成的结果。结果。resultas a result (of sth) 由

6、于。由于。As a result of the rain, we cant go hiking.= Theres a rain. As a result, we cant go hiking.result n. 结果;后果结果;后果All these plants are found in nature. 所有那些植物都能在自然界中找到。所有那些植物都能在自然界中找到。 The school was by fire. 学校学校被大火烧毁了。被大火烧毁了。destroyednature n. 大自然;自然界大自然;自然界in nature 在自然界在自然界destroy v. 摧毁;毁灭摧毁;毁

7、灭n.concernatmospheretemperatureconsumerfuelcoalresultsea levelnaturen.担心;忧虑担心;忧虑大气层大气层温度;气温温度;气温消费者消费者燃料燃料煤煤结果结果海平面海平面自然界;大自然自然界;大自然n.surfacesoilfloodhabitpurposesolutiongovernmentrole modeln.表面;表层表面;表层土壤土壤洪水;水灾洪水;水灾习惯习惯目的;用途目的;用途解决办法;处理手段解决办法;处理手段政府政府楷模;行为榜样楷模;行为榜样v.guessincreasedestoryrecycleadj.环

8、保的;赞成环保的环保的;赞成环保的无生命的;无生物生长的无生命的;无生物生长的正确的;恰当的正确的;恰当的无害的无害的adj.greenlifelessproperfriendlyv.猜测猜测(使)增长;增多(使)增长;增多摧毁;毁灭摧毁;毁灭回收利用回收利用expressionsgreenhouse effectin dangeras a result ofresult inmountains oftake actionmake a differenceact as温室效应温室效应在危险中在危险中由于由于造成;导致造成;导致许多;大量许多;大量采取行动采取行动有作用;有影响有作用;有影响充当

9、充当expressionsgreenhouse effectin dangeras a result ofresult inmountains oftake actionmake a differenceact as温室效应温室效应在危险中在危险中由于由于造成;导致造成;导致许多;大量许多;大量采取行动采取行动有作用;有影响有作用;有影响充当充当expressionsgreenhouse effectin dangeras a result ofresult inmountains oftake actionmake a differenceact asP36 C11.as a result

10、of= because of the effect of2. increase= to become greater in number3. sea level= the height of the ocean4. surface= the top part of an area of land5. mountains of= a very large number ofP36 C21.result in2. increases3. in danger4. make a difference5. take action1.The boy likes to bite his nails. Tha

11、t is a bad h .2.The g is t to stop the spread of the disease.3. You shall g the meanings of the words instead of looking up every one.habitguessgovernmenttaking action7. The a around the Earth is necessary for all living things.8. With the help of the g , we can eat all kinds of fruits and vegetable

12、s around the year.9. Burned f from cars are bad for the environment.10. S is rising, so many cities will disappear.atmosphereSea levelfuelsgreenhouse1.The boy likes to bite his nails. That is a bad h .2.The g is t to stop the spread of the disease.3. You shall g the meanings of the words instead of

13、looking up every one.habitguessgovernmenttaking actionUnit 3 Listening& Speaking Caring for the environmentA Listen to two women calling into a radio programme to talk about environmental problems. Arrange the pictures below in the correct order by writing the numbers 1-3 in the boxes.B Listen to th

14、e recording again and fill in the table below. Write one word in each blank.ProblemsSolutionsLitter on the ground outside the 1) . Go out with friends and help 2) the litter.Ask the workers at the station to 3) A sign saying, “4) ”.5) pollutionTalk to the 6) .7) the city government.stationpick upput

15、 upDo not litterbuilding managerContactSpeakingSPEAKINGA Talk timeExpressing concernIm worried about the weather. Its too rainy.Im concerned too. There might be a floodRead the conversation below and practise it in pairs.Pay attention to the words in blue.Have you noticed that the air in the city is

16、 very dirty recently?Yes, I have. Im worried about that because the smoke makes it difficult for many people to brethe.Im concerned that the dirty air might make some young children ill.Me too. I think we should ask people to use public transport more often.I agree.Amy:Kevin:Amy:Kevin:Amy:In groups,

17、 talk about environmental problems in your city. Follow the example. S1: What environmental problems are there in our city? S2: There is more and more rubbish in our city. S3: What can we do to solve this problem?S4: I think we should ask people to recycle as many things as possible.Unit 3 Reading W

18、arming upWhat do the pictures tell us?Have a discussion: What will happen to the earth if we keep polluting it? How can we reduce pollution?Whatis the greenhouse effect?A1 What do you know about the greenhouse effect? Match the first half of the sentences in column A with the second half in column B

19、. Write the correct letters in the blanks.1.There is an atmosphere.2. It controls3. However, we are polluting4. The gases cause the atmosphere5. The Earth is getting6. We call thisA the greenhouse effectB the Earth with harmful gasesC warmer and warmerD to keep in too much heat from the SunE around

20、the EarthF the Earths temperatureABThe greenhouse effect 温室效应温室效应1. Do you recycle A: newspapers? 1 B: tins? 1 C: plastic bags? 22. When you make a short journey, do you A: walk or cycle? 3 B: go by car? 0 C: go by public transport? 13. What type of bags do you use for shopping? A: reusable ( e.g.,

21、basket ) 3 B: reused plastic 1 C: new plastic 04. How many pieces of electrical equipment are used in your kitchen?A: 10 or more 0B: 5 to 9 1C: below 5 25. Do you make sure that lights and other electrical equipment are switched off when not needed? A: nearly always 2 B: seldom 1 C: never 06. Do you

22、 use disposable chopsticks? A: often 0 B: seldom 1 C: never 27. Do you use paper tissues? A: often 0 B: seldom 1 C: never 28. Do you usually take? A: a bath 0 B: a shower 1Look at the pictures, the title, the introduction and the sub-headings of the article on page35. Then answer the qustions below.

23、 Before you read The main problems we face.The greenhouse effect, cutting down forests and bad habits. A green consumer is someone who only buys products friendly to the environment. 1. What is the article mainly about? 2. What problems does the article discuss? 3. A consumer is someone who buys and

24、 uses things. Can you guess what a green consumer is?ReadingReadingReading Tips在阅读每个段落时,要注意在阅读每个段落时,要注意综合运用综合运用略读略读(skimming)与与扫读扫读(scanning)这两种方法。这两种方法。 略读略读(skimming)只看文章标题、下只看文章标题、下标题以及每个部分或者段落第一行标题以及每个部分或者段落第一行, 关关注文章中反复出现的关键词。注文章中反复出现的关键词。 略读时略读时, 要用充足的时间读懂段落要用充足的时间读懂段落的第一句和第二句的第一句和第二句, 因为第一句往往

25、是因为第一句往往是该段的主题句该段的主题句(topic sentence), 而第二而第二句往往是对前句的延伸句往往是对前句的延伸(extension)或进或进一步的解释一步的解释(explanation)。通过略读把握文章大意通过略读把握文章大意 Now, skimming to get main ideas.Read the first paragraph and find out the main idea.Our world is in danger.Read the second paragraph and find out the main idea.The atmosphere

26、around Earth is important to all living things.Read the third paragraph and find out the main idea.Cutting down trees cause many problems.Read the third paragraph and find out the main idea.Bad habits cause pollution. Rubbish should be thrown away in right way or we should use recycling things.Read

27、the last paragraph and find out the main idea.Be green consumers and try to buy and use products friendly to the environment.1.The writer says that it is in danger.2. It is necessary for all living things.3. CO2 comes from burning them.4. This causes sea level to rise.5. It causes the surface of the

28、 soil to be easily destroyed by rain.6. Many of our habits cause this. the world The atmospherefuelsThe increasing temperatureCutting down treespollutionD2 Read the article again and circle the correct answers.1.Because of pollution, _.a. not enough sunlight is reaching Earthb.too much heat is leavi

29、ng the Earthc. not enough CO2 is leaving the Earth2. If there are more trees, the amount of CO2 in the atmosphere will be _.a. greater b. lessc. the same3. We can help protect the environment if we_.a. change our bad habitsb. become consumersc. buy more products4. The purpose of the article is to ma

30、ke _.a. people do more to protect the environment b. more people become consumersc. People learn more about the environment1. 原句再现:原句再现: It is like the glass of a greenhouse.它像温室的玻璃。它像温室的玻璃。be like= look like 像;什么样子像;什么样子如:如: 你妈妈长什么样子?你妈妈长什么样子?-What is your mother like?=What does your mother look li

31、ke?-My mother is a tall woman with short hair.like prep.像像50年后的世界会是什么样子?年后的世界会是什么样子?-What will the world be/look like in 50 years? Our life will be more wonderful.2. 原句再现:原句再现: This causes sea level to rise, and in the future may cause cities to disappear.这使得海平面上升,在未这使得海平面上升,在未来会使得城市消失。来会使得城市消失。如:如:

32、 什么使得你犯了那个愚蠢的错误?什么使得你犯了那个愚蠢的错误?-What causes you to make the silly mistake?cause sb to do sth使某人做某事使某人做某事3. 原句再现:原句再现: Cutting down trees also destroys the homes of the animals that live in our forests, and causes the surface of the soil to be easily destroyed by rain.如:如: 做运动对我们的身体健康很重要。做运动对我们的身体健康很

33、重要。 exercise is important to our health. (do)Cutting down treesdestroys and causes为为V-ing作主语,谓语动词用单数。作主语,谓语动词用单数。Doing4. 原句再现:原句再现: People often use things once and then throw them away, or leave them on the ground as litter.人们人们经常会把用了一次的东西扔掉,或者当经常会把用了一次的东西扔掉,或者当垃圾丢弃在地上。垃圾丢弃在地上。throw them/it awaypic

34、k them/ it upthrow them away 中的中的them为代词,代为代词,代替前面的替前面的things,不可以说不可以说throw away thempick up them/ itleave 意为遗留;落下意为遗留;落下x5. 原句再现:原句再现: We should also recycle as many things as we can. 我们也应该尽我们也应该尽我们所能地多重复利用东西。我们所能地多重复利用东西。如:如: 我们应该尽可能多的帮妈妈做家务。我们应该尽可能多的帮妈妈做家务。We should do we to help our mother.= We

35、should do to help our mother.asas sb can=asas possible尽可能。尽可能。的。的as much homework as canas much homework as possible1. 在危险中在危险中2.2.保护环境保护环境3.3.温室效应温室效应4.4.生物生物5.5.像。像。6.6.阻止阻止发生发生7. 7. 和和.一样一样8.8.引起。引起。9.9.太多热量太多热量be in danger protect the environmentgreenhouse effectliving thingsbe likekeep/stopfrom

36、 doing sththe same ascause sb to do sthtoo much heat10.10.由于由于11. 11. 砍伐砍伐12.12.破坏自然破坏自然13. 13. 使。更差使。更差14.14.吸收二氧化碳吸收二氧化碳14.14.产生氧气产生氧气15.15.造成;导致造成;导致16.16.引起污染引起污染17.17.扔掉扔掉cut down destroy naturemake sth. Worsetake in= absorb CO2produce oxygenresult incause pollutionthrow awayas a result of =bec

37、ause of 18. 18. 大量的大量的19.19.为了为了20. 20. 保护环境保护环境21.21.采取行动采取行动22. 22. 和。不和。不同同23. 23. 有利于环境有利于环境的产品的产品24. 24. 尽我们可能尽我们可能多的多的25. 25. 有作用;有有作用;有影响影响mountains of=lots of in order toprotect the environmenttake actionbe different fromproducts friendly to the environmentas many things as we can make a dif

38、ferenceThe writer gives an example of a bad habit that causes pollution. Can you name some other bad habits that cause pollution?Your school is going to encourage students to protect the environment by introducing a cartoon character called Gary Green. He will act as a rold model for the students.Th

39、e following pictures show a day in the life of Gary Green. Look at the pictures and discuss how he tries to protect the environment.B Use the outline and expressions below to write an introduction to Gary Green.Paragraph 1 What does Gary Green do in the morning? How does he go to school?Paragraph 2

40、What does Gary Green do after he washes his hands and when he leaves the classroom?Paragraph 3 What does Gary Green do when he does his homework?Paragraph 4 What does Gary Green think people should do?take a shower, not a bathride a biketurn off the tapswitch off the lightsuse both sides of the pape

41、r Every morning, Gary Green starts his day by taking a shower instead of a bath. Then he rides a bike to school. At school, after Gary Green washes his hands and when he leaves the classroom, he turns off the tap immediately. When he does his homework, he uses both sides of the paper. In the evening

42、, Gary Green think people should be green because its good for the environment. Unit3 The EnvironmentGrammarA the same and differentIf things are exactly like one another, we say they are the same. If they are not like one another, we say they are different.These light bulbs look the same, but their

43、 effects on the environment are different.Some students are helping improve the environment of their school. Work in pairs. S1 should ask about something in the two pictures. S2 should say if they are the same or different. Take turns to ask questions. Follow the example.S1: Look at the two dustbins

44、. Are they the same or different?S2: Theyre the same.S1: Look at the two dogs. Are they the same?S2: No. Theyre different. The dog in Picture A is smaller than the one in Picture B.B like, the same and different fromThe atmosphere is like the glass of a greenhouse.Without the atmosphere, the Earth w

45、ould be the same as the Moon-cold and lifeless.We should be different from many consumers and become “green consumers”.Work out the ruleWe use to say things are similar in one or more ways.We use to say things are exactly like one another.We use to say things are not similar or not the same as one a

46、nother.different fromthe same aslikeWe often use like, the same as and different from with these verbs.be look seem smell sound taste1. The Earth is the Moon in size.Complete these sentences with like, the same as or different from.different from2. Oranges taste apples. 3. Jim looks his father.4. Le

47、af A seems Leaf B.different fromABlikelike5. Alices dress looks Anns.AliceAnnthe same as6. Peters tie is Pauls.the same asPeterPaulC Using the sameas with nouns and phrasesSometimes we put a noun or a phrase after the same.We can reuse things for the same purpose as before.Jerry uses the same amount

48、 of electricity as his neighour does.Work in pairs. S1 should ask S2 about Mr Black and Mr Brown. S2 should respond using information from the table below. Follow the example.S1: Is Mr Black the same age as Mr Brown?S2: Yes, he is.S1: Does he use the same amount of petrol each week as Mr Brown?S2: N

49、o, he doesnt.Mr BlackMr BrownAge3232Weight75kg84kgCarAF626AF626Petrol used a week30 litres50 litresWater used a week2,000 litres2,000 litresRubbish thrown away a week4kg9kgC2 Use different, the same, the sameas and the information in C1 to complete the following paragraph.Mr Black is 1) Mr Brown, but their weights are 2) . Their cars are 3) , but the amounts of petrol they use each week are 4) . Mr Black uses5) Mr Brown, but he throws away less rubbish each week than Mr Brown. Mr Black is greener than Mr Brown. differentthe same age asthe samedifferentthe same water a week as

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