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)Readthe