人教版英語Unit 13 We27re trying to save the earth全單元

人教版英語Unit13We27retryingtosavetheearth全單元第1頁/共85頁airpollutionwaterpollution第2頁/共85頁noisepollutionlandpollution第3頁/共85頁1aHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.第4頁/共85頁noisepollution________________________________________________carsairpollution____________________________________________waterpollution________________________________________________loudmusicplanesmobilephonesfactoriescarssmokingshipsfactorieslitteringrubbishbuildinghousesbuildinghousesloudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephones第5頁/共85頁HelpsavetheearthWemustthinkofbetterwaytotreatourplanetinfuture.第6頁/共85頁Nolittering!Startwithlittlethings!第7頁/共85頁Youusealotofnewplasticbags.That’sbadfortheEarth.Youuseyourownbag.That’sgoodfortheEarth.Yougoshopping.Whatdoyoudo?第8頁/共85頁Youusepaperononesideonly.That’sbadfortheEarth.Youusepaperonbothsides.That’sgoodfortheEarth.Whenyouwriteonapieceofpaper,whatdoyoudo?第9頁/共85頁closedownthefactories;helptocleanuptheriver;

takethebusorsubway;rideabike;bringabagtogoshopping,throwrubbishinthecans;

turnoffthelightswhenyouleavearoom;usepaperorresusablebags;recyclebooksandpaper;turnofftheshowerwhenyouwashyourhair;don'tusenapkins;solutions第10頁/共85頁1bListenandcompletethesentences.Whatwastheproblem?Theriverwas_____________.Eventhebottom(底部)oftheriverwasfullof_________.Therewerenomore______forfishermen(漁民)tocatch.reallydirtyrubbishfish第11頁/共85頁Whatcausedtheproblem?Peoplearethrowing_______intotheriver.Factoriesareputting______intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto__________theriver.litterwastegovernmentclosedowncleanup第12頁/共85頁Mark:Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Tony:Butitusedtobesoclean!Mark:Yes,butpeoplearelitteringintheriver.Tony:Everyoneinthistownshould

playapartincleaningitup!Role-playtheconversation.Thenmakeyourownconversationsaboutthekindsofpollutionin1a.1c第13頁/共85頁Mark:Theskyisso______.Wecanhardlyseetheblueshythesedays.Tony:Butitusedtobeso______!Mark:Yes,buttherearesomany_____ontheroad.Andfactoriespollutetheairwithalotof______smoke.Tony:Everyoneinthistownshould

playapartinmakingitclear!Finishtheconversationandrole-playit.1c第14頁/共85頁Mark:Theneighborhoodisso_______.Ican’tsleepwellorworkwell.Tony:Butitusedtobeso______!Mark:Yes,buttherearesomany_________housesandcars.Mostpeopleoftenusemobilephones.Tony:Everyoneinthistownshould

playapartincuttingdownnoisepollution!Finishanotherconversationandrole-playit.1c第15頁/共85頁PointsonP97trytodo=tryone’sbesttodo努力去做某事mobilephones手機rubbish,litter,waste垃圾,廢物thebottomoftheriver河底befullof充滿……fisherman-fishermen漁民government政府throwlitterintotheriver把垃圾扔到河里asksb.todo要求某人干某事closedownthefactories關(guān)閉工廠cleanup打掃usedtobe…過去常?！璸layapartin…參與，在……中扮演角色

第16頁/共85頁Review努力去做某事手機垃圾,廢物河底充滿……漁民政府把垃圾扔到河里要求某人干某事關(guān)閉工廠打掃過去常?！凇衅鹱饔?，在……中扮演角色

trytodomobilephoneslitter;rubbish;wastethebottomoftheriverbefulloffishermangovernmentthrowrubbishintotheriverasksb.todosth.closedownthefactoriescleanupusedtobeplayapartin第17頁/共85頁2aListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.

A.landpollutionB.

airpollution

C.

noisepollution

D.

waterpollution第18頁/共85頁1.Theairisbadlypollutedbecausethereare________ontheroadthesedays.2.Factoriesthatburncoalalso______theairwithalotofblacksmoke.3.Thereisalsotoomuchrubbishandwaste.People___________________thingseveryday.4.Peoplearealsolitteringin____________likeparks.Thisturnsbeautifulparksintouglyplaces.morecarspollutearethrowingawaypublicplaces2bListenagainandcompletethesentences.第19頁/共85頁Interviewer:JasonandSusan,whatareyourideasforsolvingtheseproblems?Jason:Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.Susan:Yeah,orrideabike.Thereareother

advantagesofbikeriding.It’sgoodforhealthanditdoesn’tcostanything!2dRole-playtheconversation.第20頁/共85頁Interviewer:Greatideas!Whataboutwaste

pollution?Susan:Mmm,Ithinksimplethingslikebringing

abagtogoshoppingcanhelp.Istarted

doingthatayearago.Jason:Me,too.Also,Inevertakewooden

chopsticksorplasticforkswhenIbuy

takeawayfood.Iusetheonesathome.第21頁/共85頁Susan:Andremembertothrowrubbishinthebinsandkeeppublicplacescleanand

beautifulforeveryone.Interviewer:Sotogether,ouractionscan

makea

differenceandleadtoabetter

future!第22頁/共85頁Completethechart.ProblemsSolvingproblemsairpollutionwastepollutiontakethebus,subwayorrideabikeinsteadofdriving.bringabagtogoshopping.usechopsticksorforksathome.throwrubbishinthebins.第23頁/共85頁1.It’sgoodforhealthanditdoesn’tcostanything!

costv.花費；使付出指花費金錢，主語通常是物。cost的過去式和過去分詞均為cost。e.g.ThenewshirtcostMrWang200yuan.

王先生花了200元買了新襯衫。

Howmuchdoesthenewcomputer

cost?新電腦花了多少錢？Languagepoints第24頁/共85頁take,spend,pay&costtake，spend，pay和cost都可以表示“花費”，但它們的用法各有不同。take多表示花費時間，

常用于Ittakessb.sometimetodosth.這一句型中，其中it作形式主語。

e.g.Itusuallytakesme40minutesto

cookthedinner.第25頁/共85頁2)spend多表示花費時間和金錢，主語常是人，

常用于sb.spend(s)sometime/moneyonsth.和sb.spend(s)sometime/money(in)doingsth.兩種句型。

e.g.Davidspent2,000yuanonthenewmachine.Myfatherspendsanhour(in)watchingthenewsonTVeveryday.第26頁/共85頁3)pay多表示花費金錢，主語通常是人，常用于sb.pay(s)somemoneyforsth.句型。

e.g.Tommypaid20yuan

forhisbreakfastyesterday.4)cost多表示花費金錢，主語通常是物，常用于sth.cost(s)(sb.)somemoney.句型。

e.g.ThenewdresscostLinda88yuan.第27頁/共85頁根據(jù)句意用take,spend,pay或cost的適當(dāng)形式填空。1.Thatnewcar________

themlotsofmoney.2.Mona__________50yuanonthebooksjustnow.3.Itusually_______

meanhourtodomyhomework.cost

spent

takes第28頁/共85頁4.Youshould__________

sometimepractisingyourpronunciation.5.Mybrother_______

6,000yuanforthenewcomputeryesterday.spendpaid第29頁/共85頁SectionA3a—4c第30頁/共85頁騎自行車騎自行車有別的好處。對......有益垃圾污染去購物開始做某事記得要把垃圾扔進垃圾桶保持公共場所的整潔和美麗對......有影響、有作用通向美好未來ridethebikeThereareotheradvantagesofbikeriding.begoodforwastepollutiongoshoppingstartdoingremembertothrowrubbishinthebinskeeppublicplacescleanandbeatifulmakeadifferencetosb.leadtoabetterfuture第31頁/共85頁leopard第32頁/共85頁bear第33頁/共85頁tiger第34頁/共85頁polarbear第35頁/共85頁deer第36頁/共85頁whale第37頁/共85頁penguin第38頁/共85頁Lookthroughthearticleagainquicklyandfindout:Whereisthearticleprobablyfrom?()A.Abook.B.Amagazine.C.Anewspaper.CFastReading第39頁/共85頁Readparagraph1andwriteTfortrueandFforfalse.

1.Shark’sfin（魚鰭）soupisfamousandexpensiveallaroundtheworld.()2.Wehavetokillawholesharktogetabowlofshark’sfinsoup.()FTCarefulReading第40頁/共85頁Readparagraph2.Whatdoesthewriterthinkofcuttingfinsofsharks?It’snotonlycruelbutalsoharmfultotheenvironment.CarefulReading第41頁/共85頁Readparagraph3.Whatarethetwoenvironmentalgroupsagainst“finning”?WildAidandtheWWF.

Howdotheyhelptosavesharks?Theyareteachingthepublicaboutfinning.Andtheyhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.CarefulReading第42頁/共85頁CarefulReadingsoalthoughifbutwhen

Manypeopledonotrealizetheyarekillingawholeshark______theyenjoyabowlofsharkfinsoup.2.Sharksareatthetopofthefoodchain,____iftheirnumbersdrop,theocean’secosystemwillbeindanger.3.Manythinkthatsharksaretoostrongtobeendangered,_____theyarewrong.4._________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5.Sharksmaydisappearoneday___wedonotdosomethingtostopthesaleofsharkfins.whensobutAlthoughif第43頁/共85頁Whyaresharksindanger?Whyshouldwesavesharks?HowdoWildAidandWWFsaveSharks?Andwhatshouldwedo?Retell第44頁/共85頁定義：表示說話時(瞬間)正在進行的動作,也表示目前或現(xiàn)階段正在進行的動作。結(jié)構(gòu):be(am/is/are)+v.-ing標(biāo)志詞：Look,Listen,now,rightnow…e.g.Look!Theboyiscrying.2.usedtodo

usedtodosth.表示過去常常做某事,而現(xiàn)在往往不做了,后接動詞原形。e.g.Iusedtogetupatsixo’clock.beusedtodoingsth.表示習(xí)慣于做某事Joeisusedtodrinkingacupofcoffeeeverymorning.1.現(xiàn)在進行時:PresentProgressive第45頁/共85頁3.被動語態(tài)：Passivevoice定義：表示主語是動作的承受者，即行為動作的對象的一種語態(tài)。結(jié)構(gòu)：be+過去分詞e.g.Ourclassroomiscleanedeveryday.4.現(xiàn)在完成時:PresentPerfect定義：表示動作已經(jīng)完成,但對現(xiàn)在造成影響;或者表示從過去某一時間開始一直延續(xù)到現(xiàn)在并還可能持續(xù)下去的動作。結(jié)構(gòu):has/have+過去分詞標(biāo)志詞：already,yet,ever,never,since,for…e.g.Ihaven’tfinishedmyhomeworkyet.第46頁/共85頁3.被動語態(tài)：Passivevoice定義：表示主語是動作的承受者，即行為動作的對象的一種語態(tài)。結(jié)構(gòu)：be+過去分詞e.g.Ourclassroomiscleanedeveryday.4.現(xiàn)在完成時:PresentPerfect定義：表示動作已經(jīng)完成,但對現(xiàn)在造成影響;或者表示從過去某一時間開始一直延續(xù)到現(xiàn)在并還可能持續(xù)下去的動作。結(jié)構(gòu):has/have+過去分詞標(biāo)志詞：already,yet,ever,never,since,for…e.g.Ihaven’tfinishedmyhomeworkyet.第47頁/共85頁情態(tài)動詞本身有一定的詞義,表示說話人的情緒、態(tài)度或語氣,但不能單獨作謂語,只能與其他動詞構(gòu)成謂語。常見的有:can(could),may(might),must,need,shall(should),will(would)等。2.情態(tài)動詞無人稱和數(shù)的變化,后接動詞原形。否定式是在情態(tài)動詞后面加not。個別情態(tài)動詞有過去式形式,可用來表達更加客氣、委婉的語氣。

e.g.Kencanclimbupthetresslikeakoala.Youmustn’tplaywithfire.Itisdangerous.情態(tài)動詞第48頁/共85頁4aFillintheblankswiththecorrectformsoftheverbsinbrackets.Joe:_____youever______(take)partinanenvironmentalproject?Eric:Yes,Ihave.I______(help)withaClean-UpDaylastyear.Itwas__________(consider)thebiggestclean-upprojectthiscity____ever

____(have).Havetakenhelpedconsideredhadhad參加第49頁/共85頁Joe:Howmanypeople____(take)part?Eric:I_____(think)morethan1,000people______(come)tohelpout.Joe:That’sfantastic!Iguesseveryoneinthiscityis______(try)toimprovetheenvironment.Eric:Yes,wecan’taffordto____(wait)anylongertotakeaction!tookthinkcametryingwaitv.

承擔(dān)得起(后果);買得起affordtodosth.Wecan’taffordtobuyanotherhouse.第50頁/共85頁4bFillintheblankswiththeappropriatemodalverbsfromthebox.People__________thinkthatbigthings______bedonetosavetheearth.Manyforgetthatsavingtheearthbeginswithsmallthings.Forexample,you____savemay/mightmustcancanwouldcouldhavetoshouldmustmay/might第51頁/共85頁electricitybyturningoffthelightswhenyouleavearoom.You______alsousereusablebagsinsteadofplasticbags.Ithinkit’sagreatideathatyounow______payforplasticbagsinsomestores.Andinsteadofdrivingtoschoolorwork,you__________rideyourbikeorwalk.Ifit’sfar,you__________takethebus.Allthese

couldhavetocan/shouldcan/could關(guān)掉adj.可重復(fù)使用的付費;付出代價第52頁/共85頁smallthings______addupandbecomebigthingsthat_________improvetheenvironment.Let’stakeactionnow!couldwould/can采取行動第53頁/共85頁Unit13We'retryingtosavetheearth!SectionB-1第54頁/共85頁Whatarethey?Whataretheylike?manateecheetahpolarbear第55頁/共85頁Howdoyoufeel?第56頁/共85頁Whatshouldwedo?!Howtosaveourplanet?第57頁/共85頁Whichisthemostdifficult?stopriddingincarsFreetalk第58頁/共85頁recyclebooksandpapers第59頁/共85頁turnoffthelightswhenyouleavearoom第60頁/共85頁

turnofftheshowerswhileyouarewashingyourhair第61頁/共85頁

don’tusepapertowelsornapkins第62頁/共85頁Whatcanwedotohelpsavetheearth?Ranktheseitemsfromtheeasiesttothemostdifficult.____*stopridingincars.___*recyclebooksandpaper.____*turnoffthelightswhenyouleavetheroom.____*turnofftheshowerwhileyouare

washingyourhair.

____*don’tusepapernapkins1a第63頁/共85頁

ThingsJuliaand

JacktalkaboutThingsJuliaisdoingnowThingsJuliawilldointhefutureThingsJuliawouldneverdo___turningoffthelight___turningofftheshower___stoppingusingpapernapkins___takingyourownbagswhenshopping.___notridingincars___ridingabike___recyclingpaper1c/d第64頁/共85頁Pairwork1eA:Wereallyshouldn'tusepapernapkins,youknow.B:Iknow.Istoppedusingthemlastyear.第65頁/共85頁SectionB2a--3a第66頁/共85頁Howdoyouusuallydealwithbottlesandcans?第67頁/共85頁第68頁/共85頁第69頁/共85頁Readthepassageandcompletethechartbelow.2b重新思考,重新使用,重新利用Rethink,Reuse,Recycle第70頁/共85頁

Howmanypeoplearementionedinthepassage?Whoarethey?Three.TheyareAmyHayes,JessicaWongandWangTao.FastReading第71頁/共85頁ReadingDoyouoftenthrowawaythingsyoudon’tneedanymore？Haveyoueverthoughtabouthowthesethingscanactuallybeputtogooduse？Nothingisawasteifyouhaveacreativemind.你經(jīng)常扔掉你不再需要的東西嗎？你是否曾經(jīng)想過這些東西能很好地重新利用？如果你有一個充滿創(chuàng)新的頭腦，沒有東西是廢品。重新思考,重新使用,重新利用Rethink,Reuse,Recycle※throwaway扔掉※thinkabout思考※

be

puttogooduse被好好利用第72頁/共85頁ReadingYouhaveprobablyneverheardofAmyHayes，butsheisamostunusualwoman.ShelivesinahouseintheUKthatshebuiltherselfoutofrubbish.你可能從來沒有聽說過艾米.海斯，但她是一個非常不尋常的女性。她住在英國，房子是她自己用廢棄物建造而成。重新思考,重新使用,重新利用Rethink,Reuse,Recycle※hearof聽說※most=very\quite很※build…outof用…建造第73頁/共85頁ReadingThewindowsanddoorscomefromoldbuildingsaroundhertownthatwerepulleddown.Thetopofthehouseisanoldboatturnedupsidedown.窗戶和房門來自于一個小鎮(zhèn)周圍拆毀的房子。房子的頂部是一條翻轉(zhuǎn)過來的舊木船。Rethink,Reuse,Recycle重新思考,重新使用,重新利用※comefrom來自※pulldown拆下※upsidedown倒轉(zhuǎn)先行詞引導(dǎo)詞定語從句過去分詞作定語第74頁/共85頁ReadingAndthegateinfrontofherhouseismadeofrocksandoldglassbottles.AmyrecentlywonaprizefromtheHelpSaveOurPlanetSociety.Thepresidentsaid.”Amyisaninspirationtousall.”房子前的大門是用巖石和舊玻璃瓶搭建的。艾米最近獲得了“救助我們的星球”協(xié)會頒發(fā)的獎項。協(xié)會主席說:“艾米給我們所有人一個啟示”重新思考,重新使用,重新利用Rethink,Reuse,Recycle※ismadeof由…制成的※winaprize獲獎第75頁/共85頁ReadingAmyisn’ttheonlyonewhoisgoodatrecycling.JessicaWongfromHongKonguses

oldclothes

thatpeopledon’twearanymore

tomakebags.艾米不是唯一一個擅于廢物利用的人。來自香港的杰西卡.王常利用人們不再穿的舊衣服來制作背包。重新思考,重新使用,重新利用Rethink,Reuse,Recycle※begoodat擅長...※use...todo...用...做...定語從句先行詞定語從句第76頁/共85頁ReadingShehasbeendoingthisforafewyearsnow.Sheopenedasmallshopwhereshesellsherbags，andshehasalsosetupawebsitetosellthemonline.Sheespeciallylikestouseoldjeanstomakehandbags.她已經(jīng)這么做了好多年。她開了一間小店來出售她制作的包，還在網(wǎng)上出售它們。他特別喜歡用舊牛仔褲來制作手提包。重新思考,重新使用,重新利用Rethink,Reuse,Recycle※open=setup=start創(chuàng)辦,開辦※use...todo...用...做...第77頁/共85頁ReadingHerbagsarecuteanduseful.“Iplantowriteabookaboutnewwaystouseoldclothes,”shesaid.“Ihopepeoplecanreadmybookenjoyit!”她制作的包既可愛又實用?！拔矣媱潓懸槐娟P(guān)于用新的方法來改造舊衣服的書，”她說“我希望人們能閱讀我的書并且喜歡它?！敝匦滤伎?重新使用,重新利用Rethink,Reuse,Recycle※plantodo計劃做…第78頁/共85頁ReadingWangTaosetupasmallbusinessinShanghaifouryearsago.Heisknownfor

usingironandothermaterialsfromoldcarstomakebeautifulartpieces.四年前，王濤開始在上海經(jīng)營小生意。他因為用舊車的鋼鐵和其他材料制作藝術(shù)品而聞名。重新思考,重新使用,重新利用Rethink,Reuse,Recycle※open=setup=start創(chuàng)辦,開辦※isknownfor以...而出名※use...todo...用...做...第79頁/共85頁ReadingSomearelargepiecesthatlooklikeanimalsorhumans,andsomearesmallerp