Unit13Wearetryingtosavetheearth教案何Word文档下载推荐.docx
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Unit13Wearetryingtosavetheearth教案何Word文档下载推荐.docx
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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。
课时安排:
Period1:
SectionA(1a—1c)Period2:
SectionA(2a—2d)
Period3:
SectionA(3a—3b)Period4:
SectionA(Grammarfocus—4c)
Period5:
SectionB(1a—1e)Period6:
SectionB(2a—2b)
Period7:
SectionB(2c—2e)Period8:
SectionB(3a—self-check)
SectionA(1a—1c)
litter,advantage,bottom,fisherman,
beharmfulto,atthetop(ofsth.),
三、教学步骤:
I.Presentation
Showthepictureoftheearthandtellstudentstheearthispollutednow.
Forexample:
(1)Thefactoriesthatburncoalpollutetheairwithalotofblacksmoke.
(2)Factoriesputwasteintotheriver.
(3)Peopleshouldthrowawaylitterinthebin.
(4)Therearemorecarsontheroad.
Learnsomenewwords.
II.Workon1a
Herearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.
loudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephones
noisepollutionairpollutionwaterpollution
____________________________________
III.Listening
1.Workon1b.Listenandcompletethesentences.
Whatwastheproblem?
Theriverwas_____________.Eventhebottom(底部)oftheriverwasfullof________.Therewerenomore______forfishermen(渔民)tocatch.
Whatcausedtheproblem?
Peoplearethrowing_______intotheriver.Factoriesareputting______intotheriver.
Howshouldtheproblembesolved?
Weshouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto__________theriver.
2.Listenagainandanswerthefollowingquestions.
1)WhatdoesTonywanttodolaterthisafternoon?
HewantstogoswimmingwithMarkintheriverlaterthisafternoon.
2)Whydoesn’tMarkwanttogowithTony?
Becausetheriverwasreallydirty.Eventhebottomoftheriverwasfullofrubbish,andtherewerenomorefishforfishermentocatch.
3)Howwastheriverinthepast?
Itusedtobesoclean.Ithasbeenthenicestriverinthistown.
IV.Practice
1.Role-playtheconversationin1c.
Mark:
Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.
Tony:
Butitusedtobesoclean!
Yes,butpeoplearethrowinglitterintotheriver.
Everyoneinthistownshouldplayapartincleaningitup!
2.Makeconversationsusingthepollutionin1a.
A:
Theriverhasalwaysbeenthenicestriverinthistown.
B:
Yes,itusedtobesoclean.
ButIwastherelastweekendandtheriverwasreallydirty.
Whatcausedtheproblem?
Peoplearethrowinglitterintotheriver.
Whatshouldwedo?
Factoriesarealsoputtingwasteintotheriver.
Yes,everyoneinthistownshouldplayapart.
Weshouldwritetothegovernmentandaskthemtoclosedownthefactories.
Whatelsecanwedo?
Everyoneshouldhelptocleanuptheriver.
V.Languagepoints
1.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.We’ll
try
tofinishtheworkinaweek.
我们将努力在一周内完成这项工作。
2.Herearesomewordsrelatedtodifferentkindsofpollution.
berelatedto与…有关
e.g.Isthedriverrelatetotheaccident?
司机和这起事故有关吗?
3..Eventhebottomoftheriverwasfullofrubbish.
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。
Theroomisfullofrubbish.房间里堆满了垃圾。
Pickupyourlitterafterapicnic.野餐后将废弃物收拾好。
VI.Homework:
根据句意,从方框中选择恰当的单词填空,有的需要变换形式。
bin,cost,coal,fisherman,takeaway
1.Ahot________felloutofthefireandburntthecarpet(地毯).
2.A________ishotcookedfoodthatyoubuyfromashoporrestaurantandeatsomewhereelse.
3.DoyouwantthisorshallIthrowitinthe________?
4.Writingsuchalongnovel________muchtimeandpatience.
5.Look!
Some________arecatchingfishoverthere.
教学反思:
——————————————————————————
——————————————————————————————————
法制渗透:
————————————————————————————————————————————————————————————————————————————————————————————————————————————————————————————————————————————————————————————
Period2:
coal,ugly,cost,wooden,plastic,takeaway,bin,shark,fin,
Teachingsteps:
I.Listening
1.Workon2a.Listentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.
A.landpollutionB.airpollution
C.noisepollutionD.waterpollution
2.Workon2b.Listenagainandcompletethesentences.
1)Theairisbadlypollutedbecausethereare___________ontheroadthesedays.
2)Factoriesthatburncoalalso________theairwithalotofblacksmoke.
3)Thereisalsotoomuchrubbishandwaste.People_________________thingseveryday.
4)Peoplearealsolitteringin______________likeparks.Thisisturningbeautifulplacesintougly(丑陋)ones.
II.Practice(Workon2c)
Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.
Jason:
Theairhasbecomereallypollutedaroundhere.I’mgettingveryworried.
Susan:
Yes,Iusedtobeabletoseestarsinthesky.
Theproblemisthat…
III.Discussion
Askstudentswhatweshoulddotosavetheearth.Helpstudentsanswer,turnoffthe
lightswhenyouleavearoom;
stopridingincars;
stopusingpapertowelsornapkins;
recyclebooksandpaper.
IV.Reading
1.Read2dandcompletethechart.
Problems
Solvingproblems
airpollution
wastepollution
wooden(木头的)chopsticksorplasticforks
rubbish
2.Role-playtheconversation.
Interviewer:
JasonandSusan,whatareyourideasforsolvingtheseproblems?
Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.
Yeah,orrideabike.Thereareotheradvantages(优点)ofbikeriding.It’sgoodforhealthanditdoesn’tcost(花费)anything!
Greatideas!
Whataboutwastepollution?
Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.
Me,too.Also,Inevertakewoodenchopsticksorplastic(塑料)forkswhenIbuytakeaway(外卖食品)food.Iusetheonesathome.
Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.
Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!
1.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.王先生花了200元买了新衬衫。
Howmuchdoesthenewcomputercost?
新电脑花了多少钱?
辨析take,spend,pay&
cost
take,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.ThenewdresscostLinda80yuan.
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.
2.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!
makeadifference(to…)表示(对……)产生影响或作用
e.g.LearningEn
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