外研版九年级英语上册Module 12 Save our world 3课时课件.ppt

1、12Unit 1 If everyone starts to do something,the world will be saved.制造厂；工厂 n.waste敌人；仇人 n.crop庄稼；作物 n.recycle回收利用；再使用(废品)v.pollute污染 v./enm/krp/fktr/factory/plu:t/ri:sakl/废料，废弃物 n./weist/enemykill杀死；弄死 v./kl/oil石油 n./l/lesshopeless较小的；较少的 adj.较少数；叫少量 n.无望的 adj./les/hpls/1.at a green school在环保学校2.col

2、lect waste收集废品3.sell the waste卖废弃物4.in poor areas在贫穷地区5.learn ways to学习的方法 Phrases6.Save money and recycle节约钱并回收7.start to do something 开始做些某事造成大量的污染制止污染回收中心废弃物节约能源为忧虑/烦恼遍布/蔓延到cause a lot of pollution stop pollution a recycling centre waste products save energy be worried about spread over使得某人生病对健康是

3、一种危害做是没有用的比如好主意make sb.illa danger to ones healthIts no use doingsuch asnice/good/great ideaEveryday EnglishIts no useSuch as?Nice idea!1.And in some places,pollution from factories spreads over cities and villages.在一些地方，来自工厂的污染遍布城市和村庄。spreads over遍布在.,复盖在.What he studied spread over many fields.他所研

4、究的内容涉及许多领域。2.Pollution is a danger to our health.污染有害我们的健康。a danger to“对是一种威胁；有伤害”，相当于be dangerous toIt is a danger to your computers health.=It is dangerous to your computers health.这对你电脑的健康是个威胁。3.And therere so many cars in the street.They use so much oil街道上有很多车，他们使用很多石油so many很多You cant crush so

5、many people into the classroom.你不能让这么多人挤进教室。so much很多辨析：so many与so muchso many 用来修饰可数名词，so much 用来修饰不可数名词。There was so much noise outside that we couldnt hear the teacher.外面嘈杂声很大，以致我们不能听到老师的话。He feels nervous when her faces so many people.面对那么多人，他感到紧张。4.as well 也；又(1).相当于too或also,常位于句末，无须用逗号与句子隔开。拓展

6、：I am going to London and my sister is going to as well.我要去伦敦，我妹妹也去。(2).as well 在口语中也可置于句中，作“也好，也行”或“倒不如”解。用来缓和语气。You may as well go.你去也好。(3).As well 也可以直接用于just之后，用作应答语。可视为(Its just as well)的省略。作“幸亏，幸而，无妨，没关系”讲。-We are too late to see the film.-Just as well,I hear it isnt very good.5.Such as？例如 suc

7、h as 表示举例，意为“例如，诸如此类的，像那样的”，相当于like 或 for example。Animals such as rabbits and deer continue to be active all winter.像兔和鹿这样的动物整个冬天都很活跃。There are few poets such as Keats and Shelly.像济慈和雪莱这样的诗人现在很少了。6.That means less waste.(1).less 较小的，较少的；较少数，较小量1).less 是 little(小；少)的比较级。He spends less time(in)doing e

8、xperiments.他做实验花的时间较少。2).“less+形容词或副词”构成比较，译为“较不，更不”。It is less cold than it was yesterday.天气不如昨天冷。3).Less作名词时，表示“较小量，较少量”Less than ten of the thermometers remain.这些温度计剩下不到十支。4).less 作介词时，译为“不足，还差”Five less two leaves three.五减去二余三。The time cycle is a year less three days.(时间)周期是差三天一年。7.I dont think

9、its hopeless.我不认为它是没有希望的.hope可做名词和动词，表示“希望”(1).用于表示可能实现的事情，后接从句，用陈述语气。I hope I shall see him again.我希望再见他一次。(2).Hope 多用于指多好事物的盼望，预想；对坏事物的预想多用I am afraidI hope it will be fine tomorrow.我希望明天天气好。(3).hope 所希望的一般指将来或现在的事情，不指过去的事情。I hope he will come.我希望他会来。(4).Hope 可用于 hope to do 结构，但不能说hope sb.to do st

10、h.I hope to watch the football match again.我希望再看一次那场足球赛。3.Listen and read.Lingling:After our lesson on the environment,Im worried about the future.Pollution is our great enemy,and we have to fight it.If the rivers are polluted,farmers cant use water for their crops.Tony:And in some places,pollution

11、from factories spreads over cities and villages.iT makes people ill,and may even kills them.Pollution is a danger to our health.Betty:And therere so many cars on the road.They use so much oil and cause pollution as well.Daming:But we are only students.We cant do anything about factories and cars.Bet

12、ty:Its no use talking about things we cant do.Weve got to think of things we can do!Daming:Such as?Lingling:Do you think we can make our school a green school?Daming:Whats a green school?Lingling:At a green school,every class collects waste or rubbish which can be recycled or used again.Then the sch

13、ool sells the waste and uses the money to help students in poor areas.Daming:Nice idea!Betty:Students at a green school also learn ways to save energy and recycle at home.That means less waste.Tony:Thats a good idea.Though pollution is heavy now,I dont think its hopeless.If everyone starts to do som

14、ething,the world will be saved.一.根据句意及首字母提示完成单词。1.Dont w_ water.Please turn off the cock after you wash your hand.2.I get a job in a f_.3.Its more and more important for every to save e_ now.4.Air p_ is quite harmful to our health.5.The students from a green school are helping collect waste paper an

15、d bottles for r_.asteactorylectricityollutionecycling二.用所给单词的适当形式填空。1.We should give up those _(waste)habit in order to save our world.2.Some factories_(cause)pollution.3.I think _(environment)education for kids is necessary.4.Most students on our school often collect _(reuse)waste for recycling.5.I

16、f we dont look after our earth well,the future will be _.(hope)wastefulcauseenvironmentalreusablehopeless三.根据汉语意思完成英语句子。1.每个人都应该关心自己的健康。Everyone should _ _ _ his health.2.来自该市的很多人都决心节约用水。_ _ people from the city made up their mind to save water.becarefulabout/ofSomanyMike likes drinks_ _ milk tea an

17、d cola.4.应该谈谈我们的事情。3.迈克喜欢奶茶和可乐之类的饮料。We should _ _ what we can do.suchastalk aboutUnit 2Repeat these three words daily:reduce,reuse and recycle.Words Review china divide plastic policy reuse bottle throw away n.瓷；瓷器v.分开n.塑料adj.塑料的n.政策；方针v.再次使用；重复利用n.瓶扔掉；丢弃Words Review repeat reduce cloth ton tons of

18、rubberv.重说；重新做v.减少；减低；缩小n.布；布料n.吨许多；很多n.橡胶Words Review recycling rapid step grandsongranddaughtern.回收利用adj.快速的；迅速的n.步骤；措施n.(外)孙子n.(外)孙女1.Do you divide the waste into things to recycle and things to throw away.你们讲废物分成要回收的和需丢弃的吗？throw away表示“扔掉；丢弃”。你打算什么时候扔掉那些旧杂志？When are you going to throw awaythose

19、old magazines?多年前我就把那些裤子扔掉了。I threw those trousers away years ago.divideinto表示“把分成”。例如：Divide the dough into four parts and make each into a ball.把面团分成四部分，然后把每一部分弄成球状。The book is divided into six sections.这本书分为六部分。2.Although is takes energy to changethings into something else,it is better than throw

20、ing things away or burning them.虽然把一种东西变成另一种东西会消耗能源，但是也比把它们扔掉或烧掉好。changeinto表示“把变成”。例如：You cannot change iron into gold.你无法把铁变成金子。3.We cannot hope for rapid change,but lets take these simple stepstoday我们不能期待立竿见影的变化，但是让我们从今天开始采取这些简单的措施吧take steps的意思是“采取措施”。我们需要采取一些措施来减少污染。We need to take some steps t

21、o reduce pollution.4.We throw tons of rubbish away each year,and we have to make a change.ton n.吨 tons of 许多,很多 e.g.Weve bought tons of beer for the party tonight.我们为今晚的聚会买了大量啤酒。throw away 扔掉;丢弃e.g.When are you going to throw awaythose old magazines?你打算什么时候扔掉那些旧杂志？He has thrown away a good opportuni

22、ty.他已经失去了一个良好的机会。5.Repeat these three words daily:reduce,reuse and recycle.repeat v.重说;重新做前缀“re-”,意思是“再,重复”e.g.I repeated after the teacher word by word.我跟着老师一个字一个字地读。reuse v.再次使用;重复利用e.g.She often reuses old envelopes.她经常重复使用旧信封。The bottles can be reused up to 20 times.这些瓶子可重复使用达20次。6.Although it t

23、akes energy to changethings into something else,it is better than throwing things away or burning them.change into 把变成e.g.You cant change iron into gold.你无法把铁变成金子。.用方框中词的适当形式填空。reuse plastic necessary reduce1.Its _ to protect our earth right now.2.Lets _ these old newspapers to make some decorations

24、.Thats a good idea.3.We can all help _ air pollution.For example,walk or ride a bike to school.4._ bags are bad for the environment for many reasons.necessaryreusereducePlastic.根据提示翻译句子。1.他们正在使沙漠变为农田。(change into)_ _2.我们一定要采取措施使这样的事不再发生。(take steps)_ _3.电池能被回收，不要扔掉它们。(throw away)_ _They are changing

25、 desert into farmland.We must take steps to prevent this from happening again.Batteries can be recycled.Dont throw them away.为配合你校创建“绿色健康学校”工作的全面展开，校学生会发起以“Make Our School Greener”为主题的英语征文比赛，请根据以下信息写一篇英文短文。文章题目和开头已给出。1.爱护校园内的花草树木;2.保持校园整洁，不乱扔废弃物;3.节约用水，离开教室前记得关灯;4.坚持锻炼，增强体质;5.礼貌待人，同学间相处融洽。注意：1.词数80左

26、右；开头已给出，不计入总词数。2.覆盖所有要点，可适当发挥，增加细节，以使行文连贯。3.参考词汇：爱护 protect;乱扔废弃物drop litter;坚持 keep on doing Make Our School Greener In order to make our school green and harmonious to live and study in,we students should do many things._In order to make our school green and harmonious to live and study in,we stud

27、ents should do many things.First of all,never destroy the flowers and trees in our school.Besides,we should keep the school environment neat and clean,thus throwing away the waste should be forbidden.Meanwhile,try to save water if necessary and never forget to turn off the lights in the daytime or w

28、hen the classroom is empty.Make Our School Greener Whats more,regular exercise can help us stay healthy and build up our body.We should also be polite to others,and try our best to get on well with each other.In short,whatever you do,please remember to lead a green and healthy life.If you understand

29、 it,youll necessarily benefit a lot from it.希望源于绿色，美丽的地球是我们唯一的家园,爱护地球,保护环境是我们的责任。让我们一起行动起来，共同创建一个绿色校园。内容要点:1.从我做起,从现在做起,积极参与校园绿化;2.保持校园干净,不乱涂乱画,不随地扔垃圾等;3.提倡绿色生活,减少浪费。(80词左右)How to make a green school?As we know,the school is like our home.Protecting it is our duty.Lets try our best to build a green

30、school!First,protect the school environment from now on.We should take an active part in making our school greener.Second,we should keep our school clean.Never draw everywhere and never throw litter about.Third,we should live a kind of green life.Reducing the waste is important to protect the enviro

31、nment.In a word,everyone should make a contribution to making our school more beautiful.“保护环境，人人有责”，请以How to Be a Greener Person 为题，写一篇有关环保的短文，并适当发表你的看法。（80 词左右）How to Be a Greener Person?Its our duty to protect the environment around us.The three Rs reduce,reuse and recycle are important.I think we

32、d better not buy bottles or boxes which people can only use once.We should turn off the lights when we are not using them.We can give old clothes to others to reuse them.When we go shopping,wed better take a cloth bag instead of using plastic bags.We shouldnt throw things away if they can be reused,

33、repaired or recycled.Its important for us to protect animals and plants.We should prevent the factory from pouring waste water into rivers,lakes and so on.If everyone is doing that,our world will become more and more beautiful.12Unit 3 Language in use.Around the worldEarth Hour Earth Hour is held to

34、ward the end of March each year.During Earth Hour,people all across the world switch off the lights they do not need.They do this to show their awareness of climate change.The first Earth Hour was held in 1977 in Sydney,where more than 2.2 million people switched off their lights.Today,more and more

35、 cities are taking part in the event,such as Beijing,London,Rome and New York,and landmarks like the Empire State Building and the Golden Gate Bridge will go dark.1.合成词构词法英语中构成新词最基本的方法有三种：合成法，缩略法和词缀法。合成词构词法就是将两个独立的单词和在一起构成一个新的单词。常见的方法有：(1).合成名词homework(家庭作业)home+work-space+ship-spaceship(宇宙飞船)after+

36、noon-afternoon(下午)(2).合成动词ill+treat-ill-treat(虐待)sight+see-sight-see(观光)(3).合成形容词hard+working-hard-working(勤奋的)well+known-well-known(著名的)world+famous-world-famous(世界闻名的)(4).合成副词down+stair-downstairs(在楼下)up+stairs-upstairs(在楼上)(5).合成代词some+body-somebody(某人)any+one-anyone(任何人)(6).合成介词with+in-within(在之

37、内)in+to-into(到)在一个单词前或后加上一个词缀，就可以构成一个新词。根据词缀的位置，分为前缀和后缀两种。掌握一些常见的词缀，对单词的记忆和理解有很大的帮助。比如：我们学会care,就能掌握careful,careless,carefully,carelessly。下面我们来学习几个常见的前、后缀：2.前缀，后缀构词法前缀：1.常见名词后缀后缀：(1).an:American(美国人),Indian(印度人)，Canadian(加拿大)，Italian(意大利人)(2).er:worker(工人),driver(司机)，teacher(教师)，player(选手)(3).ess:ac

38、tress(女演员),waitress(女服务员)，(4).ness:illness(疾病),homelessness(无家可归)，kindness(慈祥),happiness(幸福)(5).or:actor(男演员),visitor(参观者)，sailor(水手)(6).ance:appearance(出现),performance(表演)(7).ment:agreement(同意),basement(地下室)，announcement(通知)(8).sion:decision(决心),discussion(讨论)，conclusion(结论)(9).ist：artist(艺术家)，scie

39、ntist(科学家)(2).ful：helpful(有帮助的),hopeful(有希望的),powerful(有力量的),useful(有用的),careful(仔细的),beautiful(漂亮的)(3).less：helpless(无帮助的),hopeless(无希望的),powerless(无力量的),useless(无用的),careless(粗心的)(4).ly:friendly(有好的),lovely(可爱的)(5).ing:interesting(有趣的),exciting(激动人心的),boring(无聊的)(6).ed:interested(感兴趣的)，excited(感 到

40、激动的，兴奋的)，surprised(吃惊的)3.转换法英语构词法中把一种词性用作另一种词性而词形不变的方法叫做转换法。1.名词转化为动词。Your hand looks badly burnt.你的手似乎烧伤很重。He handed me a little rectangle of white paper.他递给我一张小小的长方形白纸片。2.形容词转化为动词。The stadium emptied at the end of the first day of athletics.首日体育比赛结束后，体育场空无一人。一.根据句意及首字母提示完成句中单词。1.Now it gets warmer

41、 and warmer because the p_ is getting worse and worse.2.We should do something for e_ protection,so that we can protect the earth.3.It is h_,although we do something to make it better.ollutionnvironmentopeless4.We should r_ waste and save energy.5.Do you know the d_ between the Internet and the Word

42、 Wide Web?二.用所给单词的适当形式填空。1.I like working here because everyone is _(friend).2.Alan is the _(win)of the photo competition this year.3.Mum often tells Linda not to talk to a _(strange).educeifferencefriendlywinnerstranger4.My brother,Jim,has become a _(law).He is very busy every day.5.It was such a _

43、(wonder)movie that all of us enjoyed it.6.It is _(possible)to buy things without money.7.Hamburgers are_(health)food.8.Lets hope that all our troubles will_ (appear)soon.9.The local people are_(thank)that the whole nation are helping them rebuild the town.10.He is too _(care)to pass the final exam.l

44、awyerwonderfulimpossibleunhealthydisappearthankfulcareless1.Both of the books were _ to herand she couldnt decide which one to buy.2.How _ of John to break the cup!3.The meat has a strange smell.Im afraid its hardly _.从方框中选择适当的单词并用其正确形式填空。helpfulcarelesseatablecorrect energy eat possibleappear help

45、success carecorrect energy eat possibleappear help success care4.Tom is an _ boy and it seems that he never gets tired.5.Im afraid that its _ for us to get there before eight.6.The sun _ behind the clouds and it began to rain.7.Im sorry to say your answer is _.Please try again.8.Its not easy to beco

46、me a _ actor.energeticimpossibledisappearedincorrectsuccessful3.Hes not popular with some of the neighbors.Hes _ with some of the neighbors.4.I hate sweet food.Especially,I dont likeeating cake.I hate sweet food.Especially,I _ eating cake.5.Hamburgers,candy and ice cream arent healthy food.Hamburgers,candy and ice cream are _ food.unpopulardislikeunhealthy.完成下列同义句。1.Its not polite to speak to others with your mouth full of food.Its _ to speak to others with your mouth full of food.2.The teacher asked him to write the composition again.The teacher asked him to _ thecomposition.impoliterewrite