人教版九年级Unit13全单元

1、.,1,Unit 13 Were trying to save the earth,Section A,1a-2d,.,2,1. Were trying to save the earth! 我们正在竭尽全力拯救地球! try to do =try ones best to do 努力去做某事。 e.g. Every student should try to study hard in order to study in a university. 为了进入大学学习，每个学生都应该 努力学习。,Language points,.,3,The earth is polluted.,.,4,ai

2、r pollution 空气污染,The factories that burn coal pollute the air with a lot of black smoke.,n. 煤炭,.,5,Factories put waste into the river.,water pollution 水污染,n. 废弃物,.,6,noise pollution 噪音污染,There are more cars on the road.,.,7,1a,Here are some words related to different kinds of pollution. Write them i

3、n the box below. Then add more words.,.,8,Here are some words related to different kinds of pollution. be related to 与有关 e.g.I am notrelatedtohim in any way. 我和他无任何关系。,.,9,noise pollution _ _ _ _,air pollution _ _ _ _,water pollution _ _ _ _,loud music,planes,mobile phones,factories,cars,smoking,shi

4、ps,factories,littering,rubbish,building houses,building houses,.,10,1b,Listen and complete the sentences.,really dirty,rubbish,fish,.,11,litter,waste,government,close down,clean up,.,12,litter v. 乱扔 【U】 n. 垃圾 rubbish waste 垃圾 废弃物,People should throw away litter in the bin.,n. 垃圾箱,.,13,4. Even the bo

5、ttom of the river was full of rubbish. Yes, but people are throwing litter into the river.,litter和rubbish都可指“垃圾”，用作不可数名词 rubbish指“没用的东西(被扔或将要丢弃的无用的东西)”不可回收. litter指“(室内或公共场所)乱扔的废物(纸屑、不要的包装纸、废瓶等)”还可回收。,.,14,e.g. Throw the rubbish out. 把垃圾扔出去。The room is full of rubbish. 房间里堆满了垃圾。Pick up your litter a

6、fter a picnic. 野餐后将废弃物收拾好。,.,15,1c,Role-play the conversation,The river was dirty. Even the bottom of the river was full of rubbish.,But it used to be so clean!,.,16,usedto 其中的also有时可以省略。,e.g. She not only plays well, but also writes music. 她不但很会演奏，而且还会作曲。 Not only men but also women were chosen. 不仅

7、仅是男的，女的也有被选中的。,.,57,若连接两个成分作主语，其谓语通常与靠近的主语保持一致。（就近原则） e.g. Not only you but also he has to leave. 不只是你，他也得离开。,not only放在句首，后接句子时要用倒装结构。 e.g. Not only had the poor man been fined, but also he had been sent to prison. 这个可怜的人不仅被罚款，而且还被 送进了监狱。,.,58,be harmful to 对有害 e.g. Smoking is harmful to the health

8、. 吸烟有害健康。 Playing computer games much is harmful to students. 电脑游戏玩太多对学生有害。,.,59,3. Sharks are at the top of the food chain in the oceans ecosystem. 鲨鱼位于海洋生物系统食物链的顶部。,at the top of 在最高地位; 用最高最大的(速度, 声音等) e.g. I looked at the top of his head, his hair shiny and parted smoothly. 我看他的头顶, 头发闪亮且平滑的分开。 He

9、 shouted at the top of his voice in order that he might be heard. 他尽力大声叫喊, 以便别人能听见。,.,60,4. If their numbers drop too low, it will bring danger to all ocean life. 如果它们的数目降至过低，会给所有 海洋生物带来危险。 此句复数形式的numbers表达全海洋中鲨 鱼的总量。当表示数值的高或低时，number要用high或low修饰。,.,61,e.g. In that country, the number of children go

10、ing to school is higher in cities than in towns and village. 在那个国家，城市儿童入学人数比乡镇 及农村要高。 常与number搭配的动词有grow, fall等。 e.g. The number of families that own cars has been growing quickly recently. 近来拥有轿车的家庭数量增长很快。,.,62,5. Environment protection groups around the world, such as WildAid and the WWF, are teac

11、hing the public about “finning”. 世界各地的环境保护组织，如野生救援协会和世界自然基金会，都在教育公众有关 “猎翅”的行为。 句中fin本为名词，指 “鱼鳍”。 此句中的finning由动词化的fin（割鲨鱼鳍以获取鱼翅）的-ing形式转化而成，指课文中所 陈述的 “猎翅”这一行为。,.,63,2) WildAid和WWF组织 WildAid（美国野生救援协会）是保护野生动物及栖息地环境的一个非盈利性的机构，1999年注册成立，其宗旨是保护及救助世界范围内的野生动物； WWF（世界自然基金会）英文全称为World Wide Fund for Nature，成立于

12、1961年，是享有国际盛誉，全球最大的独立性非政府环境保护组织之一。,.,64,southern China,70 million,over 90 percent,WildAid and the WWF,3a,Read the passage about sharks and complete the fact sheet below.,.,65,3b,Read the passage again and fill in the blanks with the words in the box.,Many people do not realize they are killing a who

13、le shark _ they enjoy a bowl of shark fin soup. 2. Sharks are at the top of the food chain, _ if their numbers drop, the oceans ecosystem will be in danger.,when,so,.,66,3. Many think that sharks are too strong to be endangered, _ they are wrong. 4. _ there are no scientific studies to support this,

14、 a lot of people believe that shark fins are good for health. 5. Sharks may disappear one day _ we do not do something to stop the sale of shark fins.,but,Although,if,adj. 科学上的，科学的,.,67,Fill in the blanks with the correct forms of the verbs in the brackets. Joe： you ever （take）part in an environment

15、al project？ Ken: Yes，I have. I (help) with a Clean-Up Day last year. It was (consider) the biggest clean-up project this city ever (have). Joe: How many people (take) part? Ken: I (think)more than 1,000 people (come) to help out. Joe: Thats fantastic! I guess everyone in this city is (try) to improv

16、e the environment. Ken: Yes, we cant afford to (wait) any longer to take action.,Have,taken,helped,considered,had,had,had taken,think,have come,trying,wait,.,68,4b Fill in the blanks with the appropriate modal verbs from the box.,can would could have to should must may/might,People think that big th

17、ings be done to save the earth. Many forget that saving the earth begins with small things. For example, you save electricity by turning off the lights when you leave a room. You also use reusable bags instead of plastic bags. I thinks its a great idea that you now pay for plastic bags in some store

18、s. And instead of driving to school or work, you ride your bike or walk. If its far , you take the bus. All these small things add up and become big things that improve the environment. Lets take action now!,may,must,can,can,have to,could,can,can,could,.,69,4c. Make a list of things that people can

19、do to help the environment and discuss.,use public transportation 2. take reusable bags when you go shopping 3. turn off the lights when you leave the room 4. grow more plants 5. reduce the use of air conditions in summer .,A: I think that everyone should use public transportation B: I disagree. Its

20、 difficult for parents with young children to use public transportation.,.,70,Unit 13,Were trying to save the earth!,Section B 1a-2e,.,71,What can we do to help save the earth? Rank these items from the easiest(1) to the most difficult(5).,_ stop riding in cars _ recycle books and paper _ turn off t

21、he lights when you leave a room _ turn off the shower while you are washing your hair _ dont use paper napkins,5,4,1,3,2,1a,.,72,Recycling paper is really easy.,I agree. But its hard to stop riding in cars.,1b,Compare your answers in 1a with your partner.,.,73,Listen and check ( ) the things that Ju

22、lia and Jack talk about.,1c,.,74,.,75,1d,Listen again. Check ( ) the things that Julia is doing now, the things she will do in the future and the things she would never do.,.,76,.,77,Listen again and answer the questions.,Who read a book? Would Julia turn off the shower when she is washing the hair?

23、 3. Does Jack live close to school?,Jack.,No, she would never do that.,Yes, he does.,.,78,resident n. 负责人；主席；总统,work n. (音乐、艺术)作品,metal n. 金属,Presentation,.,79,Look at the title and the pictures in 2b. Can you guess what the passage is about?,2a,Rethink, Reuse, Recycle!,.,80,Reading,Read the passage

24、 and answer the questions.,Who is Amy Hayes? 2. How many people are mentioned in the passage? Who are they?,She is a unusual woman in the UK.,Three. They are Amy Hayes, Jessica Wong and Wang Tao.,.,81,Do you often throw away things you dont need anymore? 1) throw away扔掉，丢弃浪费 (机会、 优势或好处),e.g. I never

25、 throw anything away. 我从来不扔任何东西。,Language points,.,82,e.g. Dont throw away this opportunity. 不要错过这个机会。,3) 浪费(时间、金钱等)乱花(钱等) e.g. It will be time and money thrown away. 这将是浪费时间和金钱。,2) 错过(机会等)，放过；未能很好利用 (机会等),.,83,e.g. Your creative talents can also be put to good use, if you can work up the energy. 如果

26、你能让自己精力充沛起来，你 的创作才能也能得到很好的发挥。,2. Have you ever thought about how these things can actually be put to good use?,ut sth. to good use 好好利用,.,84,她住在英国，房子是她自己用废弃物建造而成。,3. What does the sentence “she lives in a house in the UK that she built herself out of rubbish” mean?,.,85,3. She lives in a house in th

27、e UK that she built herself out of rubbish.,build/make . out of用建造/制造,e.g. He built a model ship out of wood. 他用木头造了个模型船。 Some birdsbuildnestsoutoftwigs. 一些鸟用小枝筑巢。,.,86,4. The top of the house is an old boat turned upside down. turned upside down 意为“被翻转过来的； 被颠倒过来的”，做后置定语修饰boat。 e.g. Tony had an upsi

28、de-down map of Britain on his wall. 托尼的墙上倒挂了一张英国地图。 The lid, turned upside down, served as a coffee table. 那个盖子被翻过来当作咖啡桌。,.,87,5. And the gate in front of her house is made of rocks and old glass bottles.,be made of和be made from都表示“由制成”，但二者的用法有区别。 be made of常常表示原材料未发生化学变化，从成品中仍可看出原材料； 而be made from常

29、常表示原材料经过化学变化，从成品中看不出原材料。,.,88,e.g. The desks and chairs are made of wood. 这些课桌椅是木材制成的。 This kind of wine is made from wheat. 这种酒是用小麦制成的。,.,89,6. He is known for using iron.,be known for 因而著名 be known as 作为而著名 be known to 对于某人来说是著名的,e.g. He was known for his friendly. 他以友好而著称。 He is known to the poli

30、ce as a thief. 对警察来说是一个小偷。 Zhou Jielun is known as a rap singer. 周杰伦是作为一个说唱歌手而出名。,.,90,7. Not only can the art bring happiness to others, but it also shows that even cold, hard iron can be brought back to life with a little creativity (n. 创造 力).,bring back 恢复；使想起；归还,.,91,not only . but (also) . 表示“不

31、但而且”。 本句中的not only位于句首，其后的主谓要部分倒装，即根据主语的人称和数以及时态的变化，将不同的助动词提到主语前，需要注意的是but (also)后面的主谓不用倒装。 e.g. Not only did my aunt teach at school, but (also) she wrote articles for newspapers. 我阿姨不仅在学校教书而且还给报纸写稿。,.,92,Amy Hayes,windows and doors of old buildings that have been pulled down an old boat rocks old

32、glass bottles（n.瓶子）,a house,Read the passage and complete the chart below.,2b,.,93,Jessica Wong,Wang Tao,old clothes; especially old jeans,bags,iron (n. 铁) and other materials from old cars,beautiful art pieces,.,94,2c,Fill in the blanks with the correct forms of the phrases in the box.,Amy Hayes li

33、ves in the UK. Many of the old buildings in her neighborhood were _.,pulled down,.,95,2. All the rubbish and old things in Amys neighborhood were then _ _ when Amy built her house. 3. Amy is very creative. She _ her front gate _ rocks and old glass bottles. She put an old boat on top of her house.,p

34、ut,built,out of,to good use,.,96,4. Jessica Wong sells her bags in a small shop, but she has also _ an online business to sell them. 5. Though Jessicas bags are make from old clothes, her bags are _ being cute and useful.,set up,known for,.,97,6. Wang Tao _ makes large pieces of metal art that look

35、like animals or humans, _ makes smaller pieces for the home.,not only,but also,.,98,2d,Underline the words in the passage based on the words below. What are the differences?,.,99,think rethink special especially use reuse, useful recent recently usual unusual environment environmental recycle recycl

36、ing important importance build building protect protection create creative; creativity inspire inspiration,.,100,1. Rethink, Reuse, Recycle !,re-是最常用的前缀之一。它可以加在名词或动词前面，构成新的名词或动词。re-表示以下三方面的意义：,1)表示“回”或“向后”的意思。例如：return（回来）recall（回忆，召回）retract（缩回，取回）,.,101,2)表示“再”、“重新”、“重复”的意思。 例如：rethink（再思考）reuse（再

37、 运用）restart（重新开始）recycle （再利用）,3)表示“相反”、“反对”的意思。 例如：rebel（反叛，谋反）reverse （反转，颠倒）resist（反抗，抵 抗）,.,102,2. She is a most unusual woman.,un-前缀，常加在形容词、副词、分词、动词和名词之前；第一，表示否定意义。第二，表示“反动作”。即“相反的动作”。 例如： uneconomic不经济的 uncomfortable不舒服的 unending无尽的 unfortunate不幸的 unusual不平常的 unkind不仁慈的 unbind解开，释放 uncover揭开的盖

38、子 unearth由地下掘出 unbutton 解开钮扣,.,103,3. Nothing is a waste if you have a creative mind.,-ive是形容词后缀 一般表示有.的 create -ive creative,4. Amy recently won a prize from the Help Save Our Planet Society. recent -ly recently形容词加 ly变副词,.,104,5. Amy is an inspiration (n.灵感) to us all.,后缀-tion附在动词后面构成名词,1)当单词最后是t,

39、 d, te, de时，变名词加 tion或者ation, ition； 2)当单词最后是元音字母时，变名词加 sion等。,6. She especially likes to use old jeans to make handbags. special 和especial 是同义词， especially 是especial 的副词。,.,105,7. The theme park to show people the importance of environmental protection.,importance是important的名词。 environmental 是envir

40、onment 的形容词形式。 protect -ion protection,.,106,Why is she unusual?,Because she built her house out of rubbish.,.,107,What is her gate made of?,Its made of rocks and old glass bottles.,Where is Jessica Wong from?,She is from Hong Kong.,.,108,2e,Make a list of things that need to be done to save the env

41、ironment. Which things can be done by common people every day?,.,109,Which things have to be done by governments and organizations? Discuss these with your group.,.,110,What should we do to save the earth?,1. Turn off the lights when we leave a room.,2. Take our own bags when shopping.,3. Ride a bik

42、e.,4. Recycle paper.,5. Dont use paper napkins.,.,111,What should governments do to save the earth?,They should close down the factories that put waste into the river.,2. Set up a lot of dustbins on the street.,Stop people from using wooden chopsticks, plastic bowls and bags.,4. Organize people to c

43、lean up the streets and rivers.,.,112,Revision,1. 停止乘小汽车 2. 回收纸 3. 用纸巾 4. 好好利用 5. 用垃圾建造房子 6. 倒置 7. 经营小生意,stop riding in cars,recycle paper,use paper napkins,put to good use,build a house out of rubbish,turn upside down,set up a small business,.,113,8. 回复，归还 9. 旧玻璃瓶 10. 拆下 11. 一个有创意的大脑 12. 开一个小店 13.

44、更受欢迎的作品 14. 给他人带来欢乐,bring back,old glass bottles,pull down,a creative mind,open a small shop,more popular works,bring happiness to others,.,114,Self Check,Write different forms of the words. Then add more to each group.,v. n.,pollute - act - protect- inspire - build - create -,farm - sing - travel-

45、drive - run - write -,pollution action protection inspiration building creation,farmer singer traveler driver runner writer,.,115,n. adj.,fame - wood - science- health - south - care -,rain - cloud- luck - help - color - day -,famous wooden scientific healthy southern careful,rainy cloudy lucky help

46、ful colorful daily,.,116,adj. n.,sunny - noisy - harmful - beautiful - different - important- woolen -,sun noise harm beauty difference importance wool,.,117,adj. adv.,slow - wide - sudden - real - quick - true - possible-,happy - loud - quiet - heavy - easy - angry - good -,slowly widely suddenly r

47、eally quickly truly possibly,happily loudly quietly heavily easily angrily well,.,118,3b,Writing,Write a letter to the city mayor about the problems and your suggestions.,In your letter, describe the environmental problems in your town/city. 1. What are the problems? 2. Where are they? 3. What or wh

48、o is causing these problems? 4. How to solve these problems?,.,119,park,the air is clean,streets,so many trees,restaurants,clean and tidy,river,a lot of rubbish,so many cars,air,too many factories,streets,.,120,写作指导,本次写作内容是一封书信，信中首先要介绍你所在城市存在有哪些环境问题，是谁造成的这些问题，然后提出解决这些环境问题的方法和措施，可以结合3a中列举的问题和前面学过的解决办

49、法来完成这封信。,.,121,One possible version,Dear 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 city. Cars have made the air unhealthy for people to breathe. Black smoke and poisonou

50、s gas are given off by factories. Factories also put waste into the river. And wherever we go, we can find rubbish.,.,122,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 sug

51、gest everyone in this town should help to clean up the river and the streets. We should call on everyone 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.,.,123,2. Match each statement with the grammar struc

52、ture.,.,124,3. Write ways to cut down on these kinds of pollution.,stop factories from throwing waste into rivers.,Try not to use plastic bags when shopping,Cut down the number of cars.,Reduce the number of factories that burn coal.,.,125,Section A 3 Grammar Focus-4c,.,126,Revision,不同种类的污染 2. 河底 3.

53、把垃圾扔到河里 4. 在中起作用,different kinds of pollution,the bottle of the river,throw rubbish into the river,play a part in,I. Check if you know these phrases.,.,127,5. 在中国南部 6. 对有害 7. 在顶部 8. 海洋生态系统,in southern China,be harmful to,at the top of,the oceans ecosystem,.,128,II. Translate the sentences.,1. 甚至是河底都

54、满是垃圾。 2. 这个方法不仅残酷还对环境有害。,Even the bottom of the river was full of rubbish.,This method is not only cruel, but also harmful to the environment.,.,129,3. 鲨鱼处于海洋食物链的顶部。 4. 许多人相信鱼翅对健康有好处。,Sharks are at the top of the food chain in the oceans ecosystem.,A lot of people believe that sharks fins are good f

55、or health.,.,130,Pay attention to the sentences. 1. Were trying to save the earth. 2. The river used to be so clean. 3. The air is badly polluted. 4. No scientific studies have shown that shark fins are good for health. 5. We should help save the sharks.,Present progressive,used to,Passive voice,Pre

56、sent perfect,Grammar Focus,Modal verbs,.,131,现在进行时: Present Progressive,结构: be (am/is/are) + v.-ing 标志词：Look, Listen, now, right now e.g. Look! The boy is crying.,定义：表示说话时(瞬间)正在进行的动作, 也表示目前或现阶段正在进行的动作。,.,132,What a fine day today! Look! What are they doing?,Exercise,.,133,used to do sth. 表示过去常常做某事,

57、而现 在往往不做了, 后接动词原 形。 be used to doing sth. 表示习惯于做某事 e.g. I used to get up at six oclock. Joe is used to drinking a cup of coffee every morning.,used to do与be used to doing,.,134,Translation. 1. 她过去常常周末和朋友闲逛。 She used to hang out with friends on weekends. 2. 他习惯于每天晚上睡得很晚。 He is used to staying up.,Exe

58、rcise,.,135,被动语态：Passive voice,定义：表示主语是动作的承受者，即行 为动作的对象的一种语态。 结构：be + 过去分词 e.g. A new school was built last year. Our classroom is cleaned every day.,.,136,Translate the sentences by using Passive voice. 1. 刚才一些老年人参观了博物馆。 2. 工人们使用不同种类的机器工作。,The museum was visited by some old people just now.,Differe

59、nt kinds of machines are used to work by the workers.,Exercise,.,137,结构: has/have + 过去分词 标志词：already, yet, ever, never, since, for e.g. I havent finished my homework yet.,定义：表示动作已经完成, 但对现在造成影 响; 或者表示从过去某一时间开始一 直延续到现在并还可能持续下去的 动作。,现在完成时: Present Perfect,.,138,Complete the following sentences. I _ (be

60、) in Beijing for two years. 2. I _ never _ (hear) of that man before. 3. Tom _ (work) there since two years ago.,have been,have,heard,has worked,Exercise,.,139,4. The twins _ (wash) the clothes for an hour. 5. He _ (play) basketball since three years ago. 6. How long _ Sally _ (sing) yet?,have washe