Unit 13 讲解 练习 人教版英语九年级全一册.doc

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1、 学员编号年 级九年级课时数3课时学员姓名辅导科目英语学科教师授课主题九年级全一册 Unit 13 We are trying to save the earth.教学目的知识目标：通过本次课，学习cost/spend/take/pay，take part in/join/join in/attendturn词组afford ，be harmful to，take action，throw away，put sth. to good us，pulldownupside down，bring back技能目标：提高做题的正确率情感目标：降低畏难情绪重、难点cost/spend/take/pay，

2、take part in/join/join in/attend，turn词组afford ，be harmful to，take action，throw away授课时间教学内容一温故知新Dictation：二课程导入3 新知讲解重点单词:1. litter v. 乱扔 n. 垃圾 2. bottom n. 底部 3. coal n. 煤 4. ugly adj. 丑陋的 5. cost v.花费 n. 花费 6. wooden adj. 木制的 (wood n. 木材) 7. plastic adj. 塑料的n. 塑料 8. method n. 方法 9. cruel adj. 残酷的

3、10. harmful adj. 有害的 (harm n. 害处) 11. industry n. 工业 12. law n. 法律 13. afford v. 承担得起14. recycle v. 回收利用 15. gate n. 大门 16. bottle n. 瓶子 17. president n. 负责人 18. work n. 作品 19. metal n. 金属重点短语:1.make a difference 起作用；有影响 2. take part in 参加 3. turn off 关掉 4. pay for 付费；付出代价 5. cut down 减少 6. lead to

4、导致 7. hear of 听说 8. cut off 切除9. throw away 扔掉 10. put sth. to good use 好好利用 11.pull down 拆下 12. upside down 上下颠倒 13. bring back 恢复14.take action采取行动重点句型:1.Were trying to save the earth. 我们在努力拯救地球。2. The rive used to be so clean. 这河流过去是如此的清澈。3. The air is badly polluted. 空气被严重污染。4. The method is not

5、 only cruel, but also harmful to the environment. 这种方法不仅残酷，而且对环境也有害。5. And the gate in front of her house is made of rocks and old glass bottles. 她房子的前门是由岩石和旧玻璃瓶子制成的。6. 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 litt

6、le creativity. 不仅艺术品能给人们带来快乐，而且冰冷坚硬的钢铁在艺术创作下也恢复了生命。【重点讲练】1. To cut down air pollution, we should take the bus or subway instead of driving. 为了减少空气污染，我们应该乘坐公共汽车或者地铁，而不是开车。cut down 意为“减少”；是“动词+副词”结构的短语，所带的宾语为名词时，宾语可位于down的前面或后面；为代词时，只能位于down前面。Youd better cut the article down to about 2,000 words. 你最好

7、能把这篇文章压到两千字左右。【拓展】cut down 还可表示“砍倒”的意思。 They cut down the big tree. 他们砍倒了这棵大树。cut off 切断；切除cut into 把切成cut up 切碎cut in 插队【小试牛刀】单项选择Did you tell it to Jack? Yes, but we were _ in the middle of our telephone conversation. A. cut downB. cut offC. cut upD. cut into 2. Its good for health and it doesnt c

8、ost anything! 它对身体有好处并且不会花费任何东西。辨析：spend, cost, take, pay 花费主语表示的内容spend人宾语可以是钱、精力、时间等。cost物或事后接life, money, health, time等，侧重于“花费”的代价。take事或人它说明事情完成“花费了”。pay 人意思是“支付”，作为及物动词，宾语可以是“人”、“钱”【小试牛刀】单项选择1. Do you take exercise every day?Yes. I always _thirty minutes after supper. A. spend B. cost C. take D

9、. pay2. I _ $300 for the bike.A. tookB. spent C. cost D. paid3. The method is not only cruel, but also harmful to the environment. 这种方法不仅残酷，而且对环境也有害。harmful 形容词，意为“有害的”。 常构成短语be harmful to “对有害的”。Staying up often is harmful to your health. 经常熬夜对你的健康有害。【拓展】harm 名词，意为“害处”。常用构成短语do harm to “对有害”，相当于be

10、harmful to. Too much smoking does harm to his health. = Too much smoking is harmful to his health. 吸烟过多对他的健康有害。【小试牛刀】改为同义句。Reading in the sun does harm to our eyes. Reading in the sun _ _ _ our eyes. 4. Have you ever taken part in an environmental project? 你曾经参加过环境保护活动吗？辨析：join, join in 和take part i

11、n join 加入组织，团体，党派等，有作为其中的一个成员的含义。后面也可以加表示人的名词，表示和某人一起参加某活动。join in加入一种具体活动。take part in 指参加会议或群众性活动等，着重说明句子主语参加该项活动并在活动中发挥作用。Will you join us in the discussion? 你参加我们的讨论吗？ She joined the Young Pioneers. 她加入了少先队。 Why didn'

12、t you join in the talk last night? 昨晚你为什么没参加座谈？Did you take part in the sports meet? 你参加运动会了吗？【小试牛刀】单项选择。1. Have you _ a club? Yes, Im in a swimming club and I often _ the swimming training. A. joined; take part inB. joined; join C. taken part in; join D. take

13、n part in; join in 2. Were going for a picnic. Would you like to_ us? Why not? Lets go! A. attendB. join C. join inD. take part in 5. We cant afford to wait any longer to take action! 我们不能再等了，要采取行动了。 afford是动词，意为“买得起,担负得起”，通常与can, could, be able to连用,多用于否定句中。They couldnt

14、0;afford $50 for a ticket. 他们拿不出50美元买一张票。 afford后面常跟带to的动词不定式。We cant afford to go abroad this summer. 今年夏天我们没有足够的钱出国。【小试牛刀】Miss Taylor never wastes money on anything too expensive, even though she can _to. She has donated much of the money

15、 she saved to charities. A. affordB. allowC. remind D. pay6. And the gate in front of her house is made of rocks and old glass bottles. 她房子的前门是由岩石和旧玻璃瓶子制成的。【辨析】be made + 介词be made of “某物由制造而成”（从制成品中可以看出原材料）be made from“某物由制造而成”（从制成品中一般看不出或难以分辨出原材料）。be made in“某物由某地制造”be made

16、 by“某物由某个人或集体制造而成”，其中介词by用来强调动作的执行者。 be made into某种原料制成某物be made up of某物由组成或构成【小试牛刀】单项选择。Books are made _ paper and paper is made _ wood.A. from, ofB. of, fromC. in, fromD. from, in7. Not only can the art bring happiness to others, but it also shows that even cold,

17、 hard iron can be brought back to life with a little creativity. 不仅艺术品能给人们带来快乐，而且冰冷坚硬的钢铁在艺术创作下也恢复了生命。“not only but also ”是一个并列连词词组，其意思基本等于“both and ”。使用not only but also 时须注意的几点： not only与but also后面所连接的词的词性必须对等：They completed the project not only punctually but also perfectly. 他们不仅准时完成工程，而且完成得很出色。 n

18、ot only只能连用，而but also既可连用，也可分开用：Television is not only boring, but it also wastes a lot of time. 电视不仅乏味，而且还浪费许多时间。谓语动词的数应与but also后主语的数保持一致：Not only you but also Mr. Zhang teaches in this college. 不仅你，张老师也在此学院教书。 not only放在句首，后接句子时要用倒装结构：Not only had the poor man been fined, but also he had bee

19、n sent to prison. 这个可怜的人不仅被罚款，而且还被送进了监狱。【小试牛刀】单项选择。1. This is my twin sister, Lucy. Not only she but also I _ good at drawing.A. is B. am C. are D. was8. Which parts need to be improved? 哪些部分需要被改善？辨析：need to be done; need doing与need to do need doing=need to be done 需要被现在分词doing表被动“需要被做”，相当于need to b

20、e done。 My watch needs repairing. =My watch needs to be repaired.我的表需要修了。 need后加不定式，证明need为实义动词，而非情态动词，这时need有人称和数的变化。 He needs to get up early. 他需要早起。【小试牛刀】单项选择。Something is wrong with my car. It needs _. A. repairB. to repairC. repairingD. to be repair 9. What or who is causing these problems? 什么或

21、谁将会导致这些问题？cause用作动词，当“引起，造成，使得”讲。一般指引起或造成不好的结果。 cause sb. sth.= cause sth. to sb.(后接间接宾语+直接宾语)为固定用法。 He caused his parents much trouble.= He caused much trouble to his parents. 他给父母带来很多烦恼。【小试牛刀】改为同义句。It caused him lots of worries. =It caused lots of worries _ him.4 当堂检测 单项选择（15分）( ) 1. The wate

22、r is _. We must be careful of _. A. pollute, pollute B. polluted, polluted C. polluted, pollution D. polluting, pollution ( ) 2. -Is the film interesting ? -I thought it would be. But _, its very boring. A. in all B. in fact C. in total D. in future( ) 3. The heavy snow didnt _ the international air

23、lines. A. pay attention to B. add to C. make a difference to D. look forward to ( ) 4. _ down air pollution, we should ride bikes or walk instead of driving for a short distance. A. Cut B. To cut C. Cutting D. Being cut ( ) 5. Please _ the water when you brush your teeth. A. take down B. turn up C.

24、take away D. turn off ( ) 6. I think everyone in our country should play a part in _ the environment. A. protect B. protected C. protecting D. to protect( ) 7. Though Jack was poor and sick, he never _ any chance to help the people in need. A. gave up B. agreed to C. looked for D. thought of ( ) 8.

25、I cant say _ I miss my parents because I havent seen them for a year. A. how often B. how soon C. how much D. how long ( )9. -Jane sold her house to cure her mothers illness, even though it was _ her own wishes. -Its so kind _ her. A. against, of B. above, of C. on, for D. for, for( ) 10. -How do yo

26、u like the short play ? -Funny, _ the music of it is not so good. A. so B. though C. or D. because( ) 11. Stop making so much noise. It is _ to the sleeping children. A. comfortable B. relaxed C. harmful D. useful ( ) 12. We are glad to hear that the Greens _ to a new flat next week. A. move B. move

27、d C. will move D. have moved ( ) 13. Dont throw away the waste paper. It needs _ so that it can be reused. A. to destroy B. destroying C. to collect D. collecting ( ) 14. If there is _ pollution, the air in our city will be _ dirtier. A. less, more B. more, much C. less, less D. more, more ( ) 15. -

28、Many people are wondering _ in the forest. -Its reported that a burning cigarette bar caused it.A. when the fire happened B. how was the fire causedC. what caused the fire D. why did the fire happen ( )16. Amy isnt the only one who is good at _. A.recycle B.recycledC.recyclingD.recycles( )17. -What

29、_ the number of the students in your school? -About 2 thousand.A number of them _ from the countryside. A.is;are B.is;isC.are;isD.are;are( )18. Do you often _ things you dont need anymore? A.throw into B.throw atC.throw upD.throw away( )19. The windows and doors come from old buildings around her to

30、wn that were _. A.turned downB.cut downC.pulled downD.gotten down( )20. She opened a small shop _ she she sells her bags now. A.thatB. whereC.whichD.of which( )21.The Greens used to live here,but now they _. A. dont live here moreB. dont live here any longer C. lives here no longerD. lives here no m

31、ore( )22. Jack is known for _ the old bikes and _ some poor people.A.collecting;helpB.collecting;helpingC.collect;helpD.collect;helping( )23. At the party,Susan Rice was one of the volunteers who _ praised by the president.A.isB.areC.wasD.were( )24. Nowadays, many young people would like to _ a new

32、company to do the business of green energy. A.set upB.set onC.set outD.set about( )25. We must do something useful to _ pollution. A. cut offB. cut upC. cut downD. cut in ( )26. Look! _ boys are playing on the playground. Yes. _ them is about 200. A. The number of; A number of B. The number of; The

33、number of C. A number of; the number of D. A number of; A number of ( )27. Your coat looks nice. Its made _ cotton. And it was made _ Shanghai. A. in; by B. from; by C. by; in D. of; in( )28. _ he _ I have been to Beijing. Really? When did you do there? A. Not only; but alsoB. Neither; nor C. Either

34、; orD. Too; to ( )29. Hes never stolen anything before, _he? _. Its his second time to be taken to the police station. A. hasnt; YesB. has; YesC. has; NoD. is; No ( )30. At present, one of the best ways to study is working in groups. More chances _ to students to learn from each other. A. offer B. a

35、re offered C. have offered D. are offering 五课堂总结 六家庭作业Passage 4Its a must-eat fruit in Southeast Asia. People there call it“King of Fruits”. Many love it so much that they eat it at every meal. “Whats it?” you may wonder. It is the durian(榴莲).The durian can only grow in the hot places. Its name“duri

36、an” comes from the Malay word “duri”. It means“thorn(刺)”.The durian is the most famous fruit in Southeast Asia. It looks big and dangerous and has a very strong smell. There are many different kinds of durians. They come in different sizes. A durian can grow up to 30cm long, and usually it can be as

37、 heavy as 1 to 3kg.The greatest thing about the durian is inside. When you open it up, a very strong smell comes out. Some people love this smell, but others dont like it! In Singapore, people cant bring a durian into a hotel room or onto some planes, either.Although the durian has a strong smell, t

38、he fruit tastes quite good. It tastes soft and sweet. Some animals living in the forest like it!12 题完成句子；3 题简略回答问题；4 题找出并写下全文的主题句；5 题将文中画线句子译成汉语。1. Durian is a must-eat fruit in .2. The name of durian the Malay word “duri”.3. What cant people do in Singapore?4.5.【主旨大意】本文是一篇说明文。主要介绍了东南亚地区人们必吃的水果榴莲。具体

39、包括它的产地，名字的来源、外形、种类以及人们对它的评价。1. Southeast Asia 【解析】细节理解题。题干意为： 榴莲是 地区必吃 的一种水果。根据第一段第一句“Its a must-eat fruit in Southeast Asia.”可知，榴 莲是东南亚地区人们必吃的一种水果。故填 Southeast Asia。2. comes/is from【解析】细节理解题。题干意为：榴莲的名字 马来 语。根据第二段“Its name durian comes from the Malay word duri”可知，榴莲 的名字来源于马来语。故填 comes/is from。3. The

40、y cant bring a durian into a hotel room or onto some planes.【解析】细节理解 题。题干意为：人们在新加坡不能做什么？根据第四段最后一句“In Singapore, people cant bring a durian into a hotel room or onto some planes, either.”可知答案。4. Its a must-eat fruit in Southeast Asia.【解析】主旨大意题。本文主要介绍了榴 莲的相关情况。第一段首句“Its a must-eat fruit in Southeast A

41、sia.”引出本文话题， 并围绕之展开说明，因而是全文的主题句。5. 榴莲能长到 30 厘米长，而且通常会有 1 到 3 千克重。【解析】grow up to 长 到；as heavy as 和一样重。HItzhak Perlman is 1 famous violinist. He was born 2 1945. He once gave a concert in New York City. Getting one stage was difficult for him 3 he is disabled. The audience sat 4 (quiet) while he made

42、his way across the stage to 5 (he) chair. Then he picked up the violin, 6 (put) it under his chin (下巴) and started to play. But this time, when he finished the 7 (one) part, one of the 8 (string) on his violin broke. 9 , he continued to 10 (play) the music. The music he played with three strings (弦) sounded even more wonderful than it was played with four strings. H: 1. a 2. in 3. because 4. quietly 5. his 6. put 7. first 8. strings 9. However 10. play 13 / 13