人教新目标九年级英语全册:Unit13教案_第1页
人教新目标九年级英语全册:Unit13教案_第2页
免费预览已结束,剩余16页可下载查看

下载本文档

版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领

文档简介

1、Unit 13 Were tryi ng to save the earth!第一课时Section A (1a2d)类别课时要点重l.litter v .乱扔;n.垃圾2.ugly adj.丑陋的3.advantage占八、n.优点单4. cost v.花费 5.wooden adj.木制的 6.bottom n .底部词7. fisherman n.渔民 8.coal n.煤 9.plastic adj.塑料的10. takeaway n.外卖食物 11.bin n .垃圾箱1.at the bottom of the river 在河床底部2. be full of the rubbis

2、h 充满了垃圾重3. throw litter into the river 把垃圾扔入河中占八、4. play a part in cleaning it up 尽一份力把它清理干净词5. la nd polluti on 土地污染组6. fill the air with black smoke 使空气中充满了黑烟7. cut down air pollution 减少空气污染8. make a differenee 产生影响1.Everyone in town should play a part in cleaning it up. 城里的每个人者 E重应当尽一份力把它清理干净。占八、

3、2. The air is badly polluted because there are too many cars on the road句these days 空气被严重污染因为如今路上的汽车太多了。式3 . To cut dow n air pollutio n , we should take the bus or subway in steadof driving.为了减少空气污染,我们应当乘坐公汽或地铁而不是开车。4.Our actions can make a differenee and lead to a better future .我们的行动能产生影响,创造一个更好的

4、未来。5. I used to be able to see stars in the sky.我过去能在天空中看至 U 星星。6. The air has become really polluted around here .Im gett ing veryworried.这儿的空气真的已经被污染了,我非常担心。自主学习案根据汉语提示完成单词。1. We should put up notice to stop from littering (乱扔).2.The teacher asked us to find a way to pick up the coins at the botto

5、m (底咅 B )of the bottle.3.There are no more fish for fishermen (渔夫)to catch in the river.4. We should take the paper bags to go shopp ing in stead of the plastic (塑料)on es.5. Could you please tell us another advantage (优点)of riding bike to work?课堂导学案Step 1 准备与热身(Preparation)用多媒体给学生播放一些有关环境污染的图片或视频,然后

6、询问学生对环境污染的看法和观点。Teacher: What kinds of pollutions do you know?What do you feel about the polluti on?Students: I think there are_.1noise pollution : air pollution : water pollution Step 2 呈现与输入(Presentation)1.要求学生翻开课本 P97,迅速阅读 1a 部分的内容。把方框中的单词按它们产生污染的类型写入相应的栏目中,并添加更多的单词。 (1 分钟)2 .检查答案,先要求全班一起给出答案并检查讨

7、论。然后要求2-3 名同学给出自己的答案,并把收集的答案列举在黑板上。(3 分钟)3 .要求学生听第一遍录音,并根据听到的内容完成课本上1b 表格中的句子。然后要求2 3 名同学读出序号一读出所填单词一读出完整的句子(2 分钟)(1)polluted , rubbish, fish(2)litter , rubbish(3)newspaper, stop, clean4 .要求学生听第二遍录音,并逐句进行跟读。(2 分钟)5完成教材 1c 的任务,要求学生模仿1a 内容,编造自己的关于污染的对话并进行对话练习。并邀请 2 3 对同学当堂进行演示。(3 分钟)6 小结训练。要求学生在规定的时间内

8、完成一个小练习。并请若干学生给出自己的答案。有错 误的话及时解决纠正。(2 分钟)用所给词的适当形式填空。1.There are many kinds of pollution(pollute)in ourdaily life.2.All of the students should take part in keeping_(keep)our school clean and tidy.3.Can you tell us your ideas for _improving (improve)your spoken English.4.We should stop using the _woo

9、den(wood)chopsticksto protect the forest.5.Their grandparents were fishermen_ (fisherman)near the sea beforethey moved to the town.环节说明:通过学习 1a,使学生对过去完成时态有所了解,并拓宽了思路;通过1b,锻炼学生的听力及抓取关键信息的能力;通过 1c 的训练锻炼学生的口头表达能力,同时巩固对本课内容的认识。Step 3 练习与体验(Practice)1 .要求学生翻开课本P98。播放录音一遍,完成 2a, 2b 的听力任务,然后个别检查,统一核对答案。(2

10、分钟)2 .要求学生听第二遍录音,并逐句进行跟读。(2 分钟)3 .听力内容巩固训练。要求学生根据所听到的内容完成下列各句。完成后要求若干学生给出自己的答案。以巩固对听力内容的了解。(4 分钟)1) The air is badly polluted because there are too much cars on the road these days.2) Factories that burn coal also filled the air with a lot of black smoke.3) There is also too much rubbish and waste.P

11、eople litter things every day.4) People are also littering in public like parks , this is turning beautiful places into ugly ones.Step 4 运用与生成(Production)1 .大声朗读听力材料。(1 分钟)2 .放下听力材料,要求学生模仿听力内容,利用2a,2b 的信息分角色练习Jason 与 Susan 的对话。然后邀请 2 3 对同学当堂演示。看哪一对的表现最佳。(5 分钟)3 .播放 2d 的对话录音,让学生跟读,模仿并理解大意。然后让学生分角色朗读并

12、表演2d 的对话。(5 分钟)将听、说、读、写的任务结合起来不仅锻炼了学生的语言综合运用能力,还巩固了学生对目标语言的学习、识记和运用;同时,小组合作对话训练了同学们的合作意识和团队精神;对话的当堂 演示使同学们有了学英语的成就感,张扬了个性。Step 5 巩固与提高(Progress)探究点一Were trying to save the earth !我们正在设法拯救地球。【点拨】l.try 为动词,意为“试图,尝试”,try 后可接动词不定式或动名词作宾语,但意义不一样。(1) try to do sth 设法做某事。e. g.Ill try to improve my English.

13、我要设法提高我的英语成绩。He tried to solve the problem.他试图解决这个问题。(2) try doing sth 试着做某事。e. g.Lets try doing things together.让我们试着一起做事吧。The next time you feel stressed or tired , try doing an exercise you enjoy.在下次感至 U 有压力或疲劳的 时候,试试做一项你喜欢的运动吧。try 还可作名词,意为“尝试”,常用短语为 have a try 试一试。e. g.I have three good methods.

14、I will have a try.我有三种不错的方法,我将会试一下。(4)try 构成的其他常见短语有:1try on 试穿e. g.May I try on the hat ?我能试戴这顶帽子吗?2try out 试验e. g.We have tried out the method many times.这个方法我们已经试过很多次了。3try ones best to do sth 尽某人最大努力做某事。e. g.You should try your best to achieve your dreams.你们应该尽力去实现你们的梦想。2. save 的用法。(1) v 救,挽救 sa

15、ve ones life 挽救某人的生命。(2) v 储蓄,贮存 save money 存钱。(3) v 节省 save water 节约用水。针对训练(B )1.We are tryi ng_ best to make the environment more and more beautiful.探究点二Its good for health and it doesnt cost anything.它对健康有好处,而且也不花钱。【点拨】cost 在句中用作动词,表示花费”,其主语是物或某种活动,cost 还可用作名词,表示“成本,费用”等。常见用法如下:(1) sth cost(s) +

16、sb(可省略)+金钱某物花了 保人)多少钱。e. g.A new computer costs a lot of money.买一台新电脑要花很多钱。(2) the cost of.的费用、成本。e. g.This is the total cost of the holiday.这是这个假期的总费用。注意:cost 的过去式及过去分词都是cost,没有被动语态。归纳表示花费的其他几种方式如下:(1) spend 其主语是人,常用结构为:spe nd+ sth +e. g.l spent two hours on this math problem.这道数学题花了我两个小时。They spe

17、nt two years (in) build ing the bridge.他们花了两年时间造这座桥。(2) take 常用结构为 It takes sb +时间+ to do sth 做某事花了某人多少时间。亦可用 doing sth takessb+时间。e. g.It took them three mon ths to build the road.修这条路花了他们三个月的时间。Repairi ng the car took him the whole after noon. 他花了一下午的时间修车。(3) pay 的主语是人,常用结构为payfor。e. g.I have to p

18、ay them 20 pou nds for the room each mo nth.我每个月要付 20 英镑的房租。针对训练(A )2.They spe nd too much time_ the report.A . writing B. to write C. on writeD. write(B )3. Will you please_for my dinner , Peter?Sure.A . spend B . pay C. cost D . take(D )4.The scie nee book_ me a great amount of mon ey.A . weB. our

19、C. usD. oursA . took B . spent C . used D . cost(A )5.lt will_ me too much time to read the book.A . take B. cost C. spend D. pay教学反思:本课教学中,通过多媒体给学生播放有关环境污染的图片或视频,依据图象内容进行师生问答互动引入新课。学习1a,使学生对各种类型的污染有所了解,并掌握一些描述污染的词汇;通过 1b,锻炼学生的听力及抓取关键信息的通力;通过1c 的训练锻炼学生的口头表达能力,同时巩固对本课内容的认识。在 2a-2d 教学中,将听、说、读、写的任务结合起来

20、不仅锻炼了学生的语言综合运用能力,还 巩固了学生对目标语言的学习、识记和运用。教学方法的改进:课堂教学中师生互动在进行英语口语操练时,必须强化本课的语法重点,创 设真实的英语语言情景,营造英语氛围,引导全体学生积极参与,实现英语交际的目的。第二课时Section A (3a3b)类别课时要点重点单词l.shark n.鲨鱼2.fin n .鱼 鳍3. method n .方法 4.cruel adj.残酷的5. harmful adj.有害的 6.chain n.链条7. ecosystem n.生态系统8.industry n .工业;行业9. law n .法律10.scientific

21、adj.科学的;科学上的重占八、词组1.shark fin soup 鱼翅(汤)2 . cut off the fins 割掉鱼鳍3. be harmful to the environment 对环境有害4 . at the top of the food chain 处于食物链的顶端5 . in the last 20 to 30 years 在最近的 20 到 30 年间6 . fall by over 90 percent 下降了 90%多7 . environmen tal protect ion groups around the world 全球环境保护组 织8 . develo

22、p laws 健全法律9 . the sale of shark fins 鱼鳍买卖重占八、句式1.But do you realize that youre killi ng a whole shark each time you enjoy abowl of shark fin soup.你意识到了吗,当你每次在品尝一碗鱼 鳍汤时,你正在杀死一整头鲨鱼。2. This method is not only cruel , but also harmful to the environment.这种方法不仅残酷,而且对环境有害。3. The numbers of some kinds of

23、sharks have fallen by over 90 percent inthe last 20 to 30 years.在最近的 20 年到 30 年的时间里,这种鲨鱼已经下降了 90%。4. So far, no scientific studies have shown that shark fins are good forhealth.到目前为止,还没有科学研究证明鱼鳍对人们的健康有好处。5.Sharks may disappear one day if we do not something to stop the sale of一天会消失。自主学习案根据汉语提示完成单词。1

24、.Carl is planning to travel by ship because he wants to see the sharks (鲨鱼)in the sea.2.You should teach them the method (方法)of how to grow apples in stead of givi ng them apples.3.Its harmful (有害的)to throw the old battery in the water.4.Many countries have made laws (法律)to keep the animals.5.If the

25、 animals are endangered , it may broke the ecosystem(生态系统)of the world.课堂导学案Step 1 准备与热身(Preparation)用多媒体播放一段鲨鱼的视频,以及姚明的“没有买卖就没有杀戮”的公益广告。然后询问学生。Do you like ani mals?How do you help protect the endangered animals ? (4 分钟)通过上述图片或影片的介绍,使学生对这两个短文有了一定的了解,从而达到导入新课的目的。引起学习短文的兴趣。Step 2 呈现与输入(Presesntation)1

26、 .要求学生快速默读短文,熟知大意,并完成课本3a 的任务。然后邀请几位同学给出自己的(1)1 n souther n China.(2)Arou nd 70 millio n sharksOver 90 perce nt(4)They are WildAid and the WWF.Step 3 练习与体验(Practice)1 先邀请几位同学朗读短文,教师要注意语音,及时纠正。然后播放录音,全班同学一起跟读。(3 分钟)2 短文内容巩固练习。让学生用自己的话复述根短文内容。(4 分钟)Step 4 运用与生成(Production)4 完成教材 3b 的任务,要求学生再次阅读短文,用3b

27、的方框中所给单词完成句子。(5 分钟)1 whe n 2.so 3.but 4.Although 5.if将听、说、读、写的任务结合起来不仅锻炼了学生的语言综合运用能力,还巩固了学生对目标 语言的学习、识记和运用。Step 5 巩固与提高(Progress)答案,全班一起检查讨论。(3 分钟)探究点 The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30years.【点拨】l.the number of 表示. 的数量,中心词为the number,名词(短语)作定语修饰nu

28、mber,因此谓语动词用单数。e. g.The number of the students in our school has grown from 1000 to more than 1500. 我们学校学生 的数量从 1000 名逐步增加到 1500 多名。【拓展】 a number of意为“大量的”中心词是这个短语所修饰的复数名词,因此,其作主语时谓语动词应用复数形式。number 前可用 large, small, great 等修饰。e. g.A large number of wild animals have been found in the forest.在森林里发现了许

29、多野生动物。【点拨】2.句中 last 是形容词,意为“最近的,刚过去的,最后的”,在句中常用作定语,修饰名词。“ in the last/past+段时间,表示在最近的,过去的.多用于现在完成时句中。e. g.I thought her last book was one of her best.我认为她最近出版的那本书是她的最佳著作之一。In the last three mon ths theyve had two major con certs.在最近的三个月里, 他们已经举办了 2 场重要的音乐会。【拓展】last 也可作动词,意为“持续”,是不及物动词,后面一般不带宾语,亦无被动结

30、构。e. g.The hot weather lasted until September.炎热的天气持续到九月。针对训练(C )1.E nglish is spoke n by_people.A . a lotB . much manyC. a large number ofD. the number of(B )2. How many stude nts are there in your class?_the stude nts in our class_ over 60.A . The number of; are B. The number of; isC. A number of;

31、 are D. A number of ; is3.My uncle has _given_ (give) me much money in the last few years.4 . Dont forget to lock the door _ if you are the last person to leav_ (如果你是最后一个离开的人).5 . The meeting _lasted_three_hours _ (开了三个小时 ).教学反思:本课教学中,通过多媒体播放一段鲨鱼的视频,依据上述广告或影片的介绍,使学生对这篇短文有了一定的了解,从而达到导入新课的目的,引起学生的学习兴趣

32、。在 3a 的教学中,将听、说、读、写的任务结合起来不仅锻炼了学生的语言综合运用能力,还巩 固了学生对目标语言的学习、识记和运用。教学方法的改进:在任务型教学中,小组互动,小组操练时,老师一定要注意学生的发音,及 时予以更正,强化知识的重难点,将听、说、读、写更好地结合起来。第三课时Section A (Grammar Focus4c)类别课时要点重点单词1.afford v .承担得起2.recycle v.回收利用3 . reusable adj.可重复使用的4.transportation n .运输业重1.take part in 参加2.cant afford to do sth 负

33、担不占八、起做某事词3. take action 采取行动4.turn off 关掉组5. pay for 付费 6.add up 累加7. use public transportation 使用公共交通1.It was con sidered the biggest clea n up project this city had ever had.这被认为是这个城市曾经开展的一次最大幅度的清理活动。重2. We cant afford to wait any Ion ger to take actio n! 我们不能再等待更占八、长的时间来采取行动!句3 . Many forget tha

34、t savi ng the earth beg ins with small thi ngs. 许多人忘式记了拯救地球要从小事做起。4 . And in stead of drivi ng to school or work , you could ride your bike orwalk .你可以骑自仃车或步仃上学或上班,而不是开车。自主学习案根据汉语提示完成单词。1.The shoes are so expensive that I cant _afford (买得起)them.2.We should use reusable (可重复使用的 )chopsticks when we ea

35、t outside.3.What do you think of the transportation (交通)in China?4.The Spring Festival is considered (认为是)the most important festival in China.5.We can save .electricity (电)by turning off the lights when we leave a room.课堂导学案Step 1 准备与热身(Preparation)Teacher: Have you ever take part in an environment

36、 project?How should you do to save the environment?Students: We can_.1turn off the lights when 2use the paper bags 3walk to school Step 2 呈现与输入(Presesntation)要求学生翻开课本P100,要求学生分角色问答并翻译表格中的句子。复习各种句式所含的时态与句型结构及基本用法。并能造出相仿的句子。Step 3 练习与体验(Practice)1用 4a 对话中所对单词的正确形式完成对话给出5 分钟的时限,然后请 2 位同学朗读对话,全班集体核对答案。(

37、5 分钟)Have, taken; helped, considered; had, had; took; think; came; trying; wait ;2 选用 4b 方框中所给情态动词完成短文,给出5 分钟的时限,然后请2 位同学朗读短文,全班集体核对答案。(5 分钟)May , must, can, may, have to, could, would , could, canStep 4 运用与生成(Production)根据 4c 所给的提示列举出能帮助保护环境的事,并和小组进行讨论(2 分钟)将听、说、读、写的任务结合起来不仅锻炼了学生的语言综合运用能力,还巩固了学生对目标

38、 语言的学习、识记和运用。Step 5 巩固与提高(Progress)探究点英语中的时态1 .一般现在时(1) 概念:经常、反复发生的动作或行为及现在的某种状况。(2) 时间状语: sometimes, often, usually, always, every day (year, month ),once a weed, onSaturdays 等。(3) 结构:主语2 .现在进行时(1) 概念:表示现阶段或说话时正在进行的动作或状态。(2) 时间状语:now, at the mome nt 等。(3) 结构:主语+ am/is/are + doing 3一般过去时(1 )概念:过去某个时

39、间里发生的动作或状态。(2) 时间状语:yesterday (morning , afternoon , evening) , last year (Sunday , week),in 2008 (2009,2011 ),just now, two days (years , mon ths )ago (3) 结构:主语+4.过去进行时(1) 概念:表示过去某段时间或某一时刻正在发生的动作。(2) 时间状语:at this time yesterday , at that time 以及 when 引导的从句谓语动词为一般过去时的时间状语。(3)结构:主语+ was/were + doi ng

40、5.般将来时(1) 概念:表示将要发生的动作或存在的状态及打算、计划或准备做某事。(2) 时间状语: tomorrow, tomorrow morning , the day after tomorrow , soon,next Friday (week ,year),in a few days 等。(3) 结构:主语+6 .现在完成时(1) 概念:过去发生或已经完成的动作对现在造成的影响或结果,或从过去已经开始,持续到现 在的动作或状态。(2) 时间:already, yet, just, ever, never, before, in the past/last few years,及由

41、for 或 since 弓 I 导的时间状语。(3) 结构:主语+ have/has+ done7 .过去完成时(1)概念:表示在过去某一时间或动作之前已经发生或完成的动作或情况。表示“过去的过去。”(2) 时间状语:by 或 before 构成的过去时间短语或when, before, until 等引导的从句。(3) 结构:主语+ had+ done8.过去将来时(1) 概念:表示在过去的某个时候看来要发生的动作或状态。(2) 时间状语: the next day (morning ),the following month (week )(3) 结构:主语+针对训练(C )1.Yushu

42、 earthquake_ on April 14 , 2010.A . happenB . happensC. happenedD. has happened(B )2.The boy_computer games whe n his mother came back.A . is playing B . was playingC. played D. plays(C )3.Next year we_ to a high school.A . go B. went C . will go D . going(C )4.The concert_ for 10 minu tes by the ti

43、me I got to the theatre.A . has been on B . has begun C . had been on D . had begun(C )5.He said he_ an math exam the n ext week.A . will have B. is going to haveC. would have D . were going to have6. Wheres Jim?He _is_playing (play) soccer on the playground.7.They _have stayed _ (stay) in the hotel

44、 since two days ago.8 . Mike _ didnt do_(not do) his homework last night.9 . Neither of my pare nts _ was_ (be) at home last Sun day.教学反思:本课教学中,通过课前一个师生问答互动引入新课的话题。在 Grammar Focus 教学中,呈现限时作业,培养了学生的独立意识。在 4a-4c 教学中,将听、说、读、写的任务结合起来不仅锻炼了学生的语言综合运用能力,还 巩固了学生对目标语言的学习、识记和运用。教学方法的改进:通过自测,强化本课时的语法训练,同学们在限时作业

45、时,老师一定要关注 全体学生,及时更正答案,表扬优秀者,带动中差生,以便全体学生共同进步。第四课时Section B (1a1e)类别课时要点重点单词.recycle v .回收利用2.napkin n .餐巾重点词组1.recycle books and paper 回收书和废纸2.use paper napkins 使用纸巾3 . turn off the shower 关掉喷头4.ride in cars 开车出行重点句式I.Recycling paper is really easy.回收废纸真的很容易。2. But it is hard to stop riding in cars.

46、但是阻止开车出行却很难。3 . We really should nt use paper napk ins.我们真不应当使用纸巾。自主学习案根据首字母提示完成单词。1.We can help to save the environment by r ecycling the books and paper.2.Jacks pare nt are so poor that they cant afford his educati on.3.Eating too much junk food is h armful to your health.4.Killing a whole shark o

47、nly for a bowl of shark fin soup is too c ruel for sharks.5.We should do something to stop people from l ittering rubbish.课堂导学案Step 1 准备与热身(Preparation)用多媒体播放一些有关治理环境污染的图片或视频,然后询问学生我们应如何做来预防和治理 环境污染并发表各自的看法和观点。1.Have you ever take part in an environment project?2.How should you do to save the environment?环节说明:通过上述图片或影片的介绍,使学生对这两个短文有了一定的了解,弓 I 起学习短文 的兴趣。而且还

温馨提示

  • 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
  • 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
  • 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
  • 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
  • 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
  • 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
  • 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。

评论

0/150

提交评论