2023学年完整版unit13sectiona导学案设计

Unit13We’retryingtosavetheearth!SectionA

1a-----2d一、教学目标：1.语言知识目标基本词汇：litter,age,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：beharmfultthetop(ofsth.),takepartin,turnoff,takeaction,throwaway,putsth.togooduse,pull…down,bringback基本句型：We’retryingtosavetheearth!

Theriverusedtobesoclean.

Theairisbadlypolluted.

Noscicstudieshaveshowedthatsharkfinsaregoodforhealth.

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。二、教学重难点：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，情态动词和usedto句型。三、教学步骤:SectionA1(1a-2d)I.PresentationShowthureoftheearthandtellstudentstheearthispollutednow.Forexample:efactoriesthatburncoalpollutetheairwithalotofblacksmoke.(2)Factoriesputwasteintotheriver.(3)Peopleshouldthrowawaylitterinthebin.(4)Therearemorecarsontheroad.II.LearningHerearesodsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.

loudmusics

rubbish

planes

littering

ships

factories

smoking

buildinghouses

mobilephonesnoisepollution

airpollution

waterpollution____________

___________

_________________________

___________

_________________________

___________

_________________________

___________

_____________Keys

:noisepol

loudmusic

planes

mobilephones

buildinghousesairpollution

factories

smoking

cars

buildinghouseswaterpollution

ships

rubbish

littering

factoriesIII.Listening1.1bListenandcompletethesentences.Whatwastheproblem?Theriv_____________.Eventhebottom(底部)oftheriverwasfullof________.Therewerenomore______forfishermen(渔民)tocatch.Whatcausedtheproblem?Peoplehrowing_______intotheriver.Factoriesareputting______intotheriver.Howshouldtheproblembesolved?

Weshouldwrithe____________andaskthemto___________thefactories.Everyoneshouldhelpto__________theriver.Keys:really

rubbish

fish

litter

waste

governmentclosedown

cleanup2.Listenagainandcheck(√)thesentencesyouhear.1)Wecouldgofishingintheriver.2)Theriverwasreallydirty.3)Theriverhasalwaysbeenthenicestriverinthistown.4)Weshouldasktheteachersforhelp.Keys:23IV.Practice1.Role-playtheconversationin1c.Mark:Therasdirty.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:Weshouldwothegovernmentandaskthemtoclosedownthefactories.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。

.Everyntshouldtrytostudyhardinordertostudyinauniversity.

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

.

Iamnot

related

to

himinanyway.我和他无任何关系。3.Everyoneinthistownshouldplayapartincleaningitup!

playapartin

在……方面起作用

.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

.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.Throwthishout.把垃圾扔出去。

Theroomisfullofrubbish.房间里堆满了垃圾。

Pickupyourlitterafterapicnic.

野餐后将废弃物收拾好。VI.Listening1.2aListheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.A.landpollution

B.airpollutionC.noisepollution

D.waterpollutionKeys:BA2.2bListenagainandcompletethesentences.1)Theairispollutedbecausethereare___________ontheroadthesedays.2)Factoriesthncoalalso________theairwithalotofblacksmoke.3)Theresotoomuchrubbishandwaste.People_________________thingseveryday.4)Peoplearelitteringin______________likeparks.Thisisturningbeautifulplacesintougly(丑陋)ones.Keys:morecars

pollute

arethrowingaway

publicplaces3.Listenandanswerthequestions.1)Whoistheinterviewertalkingto?2)Whataretheytalking?3)Whatotherproblemsdotheysee?Keys:SusanandJason.Theenvironmentalproblems.There’stoomuchrubbishandwasteinthestreets.VII.Practice(2c)Usetheinforin2aand2btorole-playconversationsbetweenJasonandSusan.Jason:Theairecomereallypollutedaroundhere.I’mgettingveryworried.Susan:Yes,Iusedtobeabletoseestarsinthesky.Jason:Theproblemisthat…VIII.DiscussionAskstudentswhahoulddotosavetheearth.Helpstudentsanswer,turnoffthelightswhenavearoom;stopridingincars;stopusingpapertowelsornapkins;recyclebooksandpaper.IX.Reading1.Read2dandcompletethechart.ProblemsSolvingproblemsairpollution

wastepollution

wooden(木头的)chopsticksorplasticforks

rubbish

2.Role-playtheconversation.Interviewer:andSusan,whatareyourideasforsolvingtheseproblems?Jason:Well,tdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.Susan:Yeahideabike.Thereareotheradvantages(优点)ofbikeriding.It’sgoodforhealthanditdoesn’tcost(花费)anything!Interviewer:Greatideas!Whataboutwastepollution?Susan:Mmm,ksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.Jason:Me,too,Inevertakewoodenchopsticksorplastic(塑料)forkswhenIbuytakeaway(外卖食品)food.Iusetheonesathome.Susan:Aembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.InterviSotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!X.Summaryandlanguagepoints1.Thisisturningbeautifulplacesintouglyones.

turn…into…

把……变成…….Theicyrainseemedliketoturnintosnow.

渐渐地冻雨又变成雪花的模样。

2.It’sgoodforhealthanditdoesn’tcostanything!

cost

v.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。

.ThenewshirtcostMrWang200yuan.

王先生花了200元买了新衬衫。

Howmuchdoesthenewcomputercost?

新电脑花了多少钱？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。

.Itusuallytakesme40minutestocookthedinner.2)spend多表示花费时间通常是人，常用于sb.spend(s)sometime/moneyonsth.和sb.spend(s)sometime/money(in)doingsth.两种句型。

.Davidspent2,000yuanonthenewmachine.

Myfatheranhour(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。

.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。

.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__________

sometimepractisingyourpronun