九年级英语第十三单元.docx

九年级英语第十三单元.docx

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九年级英语第十三单元

（Unit13Wearetryingtosavetheearth.）

课型：

New

教学目标：

1.语言知识目标基本词汇：

litter,advantage,bottom,fisherman,coal,ugly,cost,wooden,plastic,takeaway,bin,shark,fin,method,cruel.Harmful,chain,ecosystem,industry,law,scientific,afford,reusable,transportation,recycle,napkin,upside,gate,bottle,president,inspiration,iron,work,metal,creativity,基本词组：

beharmfulto,atthetop（ofsth.）,takepartin,turnoff,takeaction,throwaway,putsth.togooduse,pull…down,bringback基本句型：

We’retryingtosavetheearth!

Theriverusedtobesoclean.Theairisbadlypolluted.Noscientificstudieshaveshowedthatsharkfinsaregoodforhealth.Weshouldhelpsavethesharks.2.技能目标:

能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。

3.情感目标:

有环境危机意识，学会关注环境保护环境。

重点难点：

1.教学重点：

（1）能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。

（2）保护环境的措施方法。

2.教学难点：

能正确运用现在进行时，现在完成时，被动语态动词和used

第-课时

课时目标：

共享预案

个性调整

教学过程

I.PresentationShowthepictureoftheearthandtellstudentstheearthispollutednow.Forexample:

（1）Thefactoriesthatburncoalpollutetheairwithalotofblacksmoke.

（2）Factoriesputwasteintotheriver.（3）Peopleshouldthrowawaylitterinthebin.（4）Therearemorecarsontheroad.II.LearningHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.loudmusicsmoking

Carsrubbishplaneslitteringfactories

III.Listening

1.1bListenandcompletethesentences.Whatwastheproblem?

Theriverwas_____________.Eventhebottom（底部）oftheriverwasfullof________.Therewerenomore______forfishermen（渔民）tocatch.Whatcausedtheproblem?

Peoplearethrowing_______intotheriver.Factoriesareputting______intotheriver.Howshouldtheproblembesolved?

Weshouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto__________theriver.Keys:

reallydirtyclosedownrubbishcleanupfishlitterwastegovernment

2.Listenagainandcheck（√）thesentencesyouhear.1）Wecouldgofishingintheriver.2）Theriverwasreallydirty.3）Theriverhasalwaysbeenthenicestriverinthistown.4）Weshouldasktheteachersforhelp.Keys:

23IV.Practice1.Role-playtheconversationin1c.Mark:

Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Tony:

Butitusedtobesoclean!

Mark:

Yes,butpeoplearethrowinglitterintotheriver.Tony:

Everyoneinthistownshouldplayapartincleaningitup!

2.Makeconversationsusingthepollutionin1a.A:

Theriverhasalwaysbeenthenicestriverinthistown.B:

Yes,itusedtobesoclean.A:

ButIwastherelastweekendandtheriverwasreallydirty.B:

Whatcausedtheproblem?

A:

Peoplearethrowinglitterintotheriver.B:

Whatshouldwedo?

A:

Factoriesarealsoputtingwasteintotheriver.B:

Yes,everyoneinthistownshouldplayapart.A:

Weshouldwritetothegovernmentandaskthemtoclosedownthefactories.B:

Whatelsecanwedo?

A:

Everyoneshouldhelptocleanuptheriver.V.Languagepoints1.We’retryingtosavetheearth!

我们正在竭尽全力拯救地球!

trytodo=tryone’sbesttodo努力去做某事。

e.g.Everystudentshouldtrytostudyhardinordertostudyinauniversity.为了进入大学学习，每个学生都应该努力学习。

2.Herearesomewordsrelatedtodifferentkindsofpollution.berelatedto与…有关

e.g.Iamnotrelatedtohiminanyway.我和他无任何关系。

3.Everyoneinthistownshouldplayapartincleaningitup!

playapartin在……方面起作用

e.g.Agooddietplaysalargepartinhelpingpeoplelivelonger.健康的饮食在帮助人们长寿方面起着非常大的作用。

playapart在……中扮演角色

e.g.HewasinvitedtoplayapartinthisTVplay.他被邀请参加这个电视剧的演出。

4.Eventhebottomoftheriverwasfullofrubbish.Yes,butpeoplearethrowinglitterintotheriver.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e.g.Throwtherubbishout.把垃圾扔出去。

房间里堆满了垃圾。

野餐后将废弃物收拾好。

Theroomisfullofrubbish.

Pickupyourlitterafterapicnic.VI.Listening

1.2aListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.A.landpollutionC.noisepollutionKeys:

BA2.2bListenagainandcompletethesentences.1）Theairisbadlypollutedbecausethereare___________ontheroadthesedays.2）Factoriesthatburncoalalso________theairwithalotofblacksmoke.3）Thereisalsotoomuchrubbishandwaste.People_________________thingseveryday.4）Peoplearealsolitteringin______________likeparks.Thisisturningbeautifulplacesintougly（丑陋）ones.Keys:

morecarspollutearethrowingawaypublicplacesB.airpollutionD.waterpollution

3.Listenandanswerthequestions.1）Whoistheinterviewertalkingto?

2）Whataretheytalking?

3）Whatotherproblemsdotheysee?

Keys:

SusanandJason.Theenvironmentalproblems.There’stoomuchrubbishandwasteinthestreets.VII.Practice（2c）Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.Jason:

Theairhasbecomereallypollutedaroundhere.I’mgettingveryworried.Susan:

Yes,Iusedtobeabletoseestarsinthesky.Jason:

Theproblemisthat…VIII.DiscussionAskstudentswhatweshoulddotosavetheearth.Helpstudentsanswer,turnoffthelightswhenyouleavearoom;stopridingincars;stopusingpapertowelsornapkins;recyclebooksandpaper.

IX.Reading1.Read2dandcompletethechart.Problemsairpollutionwastepollutionwooden（木头的）chopsticksorplasticforksrubbish2.Role-playtheconversation.Interviewer:

JasonandSusan,whatareyourideasforsolvingtheseproblems?

Jason:

Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.Susan:

Yeah,orrideabike.Thereareotheradvantages（优点）ofbikeriding.It’sgoodforhealthanditdoesn’tcost（花费）anything!

Interviewer:

Greatideas!

Whataboutwastepollution?

Susan:

Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.Jason:

Me,too.Also,Inevertakewoodenchopsticksorplastic（塑料）forkswhenIbuytakeaway（外卖食品）food.Iusetheonesathome.Susan:

Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.Interviewer:

Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!

X.Summaryandlanguagepoints1.Thisisturningbeautifulplacesintouglyones.turn…into…把……变成……Solvingproblems

e.g.Theicyrainseemedliketoturnintosnow.渐渐地冻雨又变成雪花的模样。

2.It’sgoodforhealthanditdoesn’tcostanything!

costv.花费；使付出

指花费金钱，主语通常是物。

cost的过去式和过去分词均为cost。

e.g.ThenewshirtcostMrWang200yuan.Howmuchdoesthenewcomputercost?

take,spend,pay&costtake，spend，pay和cost都可以表示“花费”，但它们的用法各有不同。

1）take多表示花费时间，常用于Ittakessb.sometimetodosth.这一句型中，其中it作形式主语。

e.g.Itusuallytakesme40minutestocookthedinner.2）spend多表示花费时间和金钱，主语通常是人，常用于sb.spend（s）sometime/moneyonsth.和sb.spend（s）sometime/money（in）doingsth.两种句型。

e.g.Davidspent2,000yuanonthenewmachine.Myfatherspendsanhour（in）watchingthenewsonTVeveryday.3）pay多表示花费金钱，主语通常是人，常用于sb.pay（s）somemoneyforsth.句型。

e.g.Tommypaid20yuanforhisbreakfastyesterday.4）cost多表示花费金钱，主语通常是物，常用于sth.cost（s）（sb.）somemoney.句型。

e.g.ThenewdresscostLinda88yuan.根据句意用take,spend,pay或cost的适当形式填空。

1）Thatnewcar________themlotsofmoney.2）Mona__________50yuanonthebooksjustnow.3）Itusually_______meanhourtodomyhomework.4）Youshould__________sometimepractisingyourpronunciation.5）Mybrother_______6,000yuanforthenewcomputeryesterday.Keyscostspenttakesspendpaid王先生花了200元买了新衬衫。

新电脑花了多少钱？

3.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!

makeadifference（to…）表示（对……）产生影响或作用

e.g.Doyouthinkhiswordswouldmakeanydifferencetothefinaldecision?

你认为他的话会对最后的决定产生影响吗？

ThenewteacheralwaysencourageslittleTom.Thishasmadeabigdifferencetohim.新来的老师总是鼓励小汤姆，这对他影响很大。

XI.Exercises用动词的适当形式填空。

1）We’retrying_______（save）theearth.2）Thereusedto_____（be）cleanandbeautiful.3）Therearetoomany______for________tocatch（fish）.4）It’sbadforenvironmenttouse_________（wood）chopsticks.Keys:

tosaveXII.ThinkaboutTheearthisbadlypolluted.Pleasemakeaposterandthinkofwhatwecando.XIII.Homework1.Copythenewwordsandrememberthem.2.Readthelisteningmaterialsof1b,2a.befishfishermenwooden.

2.

第二课时

课时目标：

SectionA2（3a-3c）

共享预案

个性调整

教学过程

I.Revision

（1）Role-play2d.

（2）TranslatethesesentencesintoEnglish.①甚至是河底都满是垃圾。

②这个小镇上的每个人都应该参加打扫。

③骑自行车有其它的优点。

④我买外卖食品从来不拿木筷子和塑料叉子。

II.Leadin

（1）Teachertellsstudentstheearthisbadlypolluted.Whatshouldwedotosavetheearth?

Let’stakeaction.Forexample:

①Turnoffthelightswhenyouleavearoom;②Takebusesinsteadofdrivingcars③Recyclebooksandpaper.

（2）Therearesomeanimalsareendangered.Weshoulddosomethingtoprotecttheanimalsandtheenvironment!

III.Discussion

（1）Haveyoueverseenashark?

（2）Whatdoyouknowaboutsharks?

IV.Reading

（1）Sharksareendangered,readthepassageandjudgethesentences.①Shark’sfin（鱼鳍）soupisfamousandexpensiveallaroundtheworld.②Wehavetokillawholesharktogetabowlofshark’sfinsoup.③Peoplecutoffsharks’finsandthrowthesharksbackintotheocean.④Sharksareinthebottomofthefoodchainintheocean’secosystem.⑤WildAidandtheWWFareenvironmentalprotectiongroupsinChina.⑥Shark’sfinsaregoodforhealth.

（2）Completethefactsheetin3a.Wheresharkfinsoupispopular

NumberofsharkscaughtandtradedeveryyearHowmuchthenumbersofsomekindsofsharkshavefalleninthelast20to30yearsTwoenvironmentalgroupswhichareagainst“finning”V.Practice（3b）

（1）Readthepassageanddil