新人教版九年級英語下冊Unit-13-Were-trying-to-save-the-earth!公開課課件

Period11a-2dWordsUnit13We’retryingtosavetheearth!SectionAPeriod11a-2dUnit13We’retr1ObjectivesTotalkaboutairpollution,waterpollutionandsoundpollution.Tothinkaboutwaysofprotectingtheenvironment.Tolearnthenewwords:advantage,scientificObjectivesTotalkaboutairpo2Lookatourearth!Lookatourearth!3Endangeredanimals

DesertificationNaturaldisastersPollutionTheworld'sproblemsEndangeredDesertificationNat4SeriouspollutionWeareharmingourplanetinsomanyways.傷害airpollutionnoisepollutionwaterpollutiontheearthsongbyMichaelJackson!!!SeriouspollutionWeareharmin5Factoriespourdangerousgasesintotheair.AirpollutionFactoriespourdangerousgases6Carsalsopourdangerousgasesintotheair.carssmokingSomepeoplesmokeinpublicplaces.Carsalsopourdangerousgases7NoisepollutionbuildinghousesloudmusicNoisepollutionbuildinghouses8mobilephonesplanesmobilephonesplanes9WaterpollutionfactoriesrubbishWaterpollutionfactoriesrubbis10litteringshipslitteringships11Helpsavetheearth

Wemustthinkofbetterwaytotreatourplanetinfuture.HelpsavetheearthWemustth12Youdrinkacanofcola.Whatdoyoudo?Ithrowawaycans.Irecyclecans.Youthrowawaythecans.That’sbadfortheEarth.Yourecyclethecans.That’sgoodfortheEarth.Youdrinkacanofcola.What13Therearealotofoldnewspapersatyourhome.Whatdoyoudo?Ithrowtheoldnewspapersaway.Irecycletheoldnewspapers.Therearealotofoldnewspap14Youthrowoldnewspapersaway.Youwastepaper.That’sbadfortheEarth.Yourecycleoldnewspapers.Yousavepaper.That’sgoodfortheEarth.Youthrowoldnewspapersaway.15Yougoshopping.Whatdoyoudo?Iusealotofnewplasticbags.Iusemyownbag.Yougoshopping.Whatdoyoud16Youusealotofnewplasticbags.That’sbadfortheearth.Youuseyourownbag.That’sgoodfortheEarth.Youusealotofnewplasticb17Whenyouwriteonapieceofpaper,whatdoyoudo?Iwriteononesideonly.Iwriteonbothsides.Whenyouwriteonapieceofp18Youusepaperononesideonly.That’sbadfortheEarth.Youusepaperonbothsides.That’sgoodfortheEarth.Youusepaperononesideonly19closedownthefactories;helptocleanuptheriver;

takethebusorsubway;rideabike;bringabagtogoshopping,throwrubbishinthecans;

turnoffthelightswhenyouleavearoom;usepaperorreusablebags;recyclebooksandpaper;turnofftheshowerwhenyouwashyourhair;don'tusenapkins;rethink,reuse,recycle......solutionsclosedownthefactories;solut20

Herearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.loudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephones1aHerearesomewordsrela21NoisepollutionAirpollutionWaterpollutioncars,factories,smoking,buildinghouses(burning,powerplants,nuclearwastedisposal)Loudmusic,planes,buildinghouses,mobilephones(machines,crowds)rubbish,littering,ships,factories(sewage,industrialwaste,pesticides)NoisepollutionAirpollutionWa22Listenandcompletethesentences.whatwastheproblem?Theriverwas_________.eventhebottomoftheriverwasfullof________.therewerenomore_____forfishmentocatch.reallydirtyrubbishfish1bListenandcompletethesenten23whatcausedtheproblem?peoplearethrowing_____intotheriver.Factoriesareputting_______intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe________andaskthemto___________thefactories.everyoneshouldhelp________totheriver.litterwastegovernmentclosedowncleanupwhatcausedtheproblem?people24Role-playtheconversationTheriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Butitusedtobesoclean!1cYes,butpeoplearethrowinglitterintotheriver.Everyoneinthistownshouldplayapartincleaningitup!Role-playtheconversationThe25PracticeMakeconversationsusingthepollutionin1a.Theriverhasalwaysbeenthenicestriverinthistown.Yes,itusedtobesoclean.ButIwastherelastweekendandtheriverwasreallydirty.Whatcausedtheproblem?PracticeMakeconversationsusi26Factoriesarealsoputtingwasteintotheriver.Peoplearethrowinglitterintotheriver.Whatshouldwedo?Yes,everyoneinthistownshouldplayapart.Factoriesarealsoputtingwas27Weshouldwritetothegovernmentandaskthemtoclosedownthefactories.Whatelsecanwedo?Everyoneshouldhelptocleanuptheriver.Weshouldwritetothegovernm281.We’retryingtosavetheearth!

我們正在竭盡全力拯救地球!

trytodo=tryone’sbesttodo

努力去做某事。

Everystudentshouldtrytostudyhardinordertostudyinauniversity.

為了進(jìn)入大學(xué)學(xué)習(xí)，每個(gè)學(xué)生都應(yīng)該努力學(xué)習(xí)。Languagepoints1.We’retryingtosavetheea292.Herearesomewordsrelatedtodifferentkindsofpollution.berelatedto與…有關(guān)

Iamnot

related

to

himinanyway.

我和他無任何關(guān)系。

2.Herearesomewordsrelate303.Everyoneinthistownshouldplayapart

incleaningitup!

playapartin在……方面起作用

Agooddietplaysalargepartinhelpingpeoplelivelonger.

健康的飲食在幫助人們長壽方面起著非常大的作用。playapart在……中扮演角色HewasinvitedtoplayapartinthisTVplay.他被邀請參加這個(gè)電視劇的演出。3.Everyoneinthistownshoul314.Eventhebottomoftheriverwasfullofrubbish.Yes,butpeoplearethrowinglitterintotheriver.litter和rubbish都可指“垃圾”，用作不可數(shù)名詞。rubbish指“沒用的東西(被扔或?qū)⒁獊G棄的無用的東西)”不可回收。4.Eventhebottomoftherive32litter指“(室內(nèi)或公共場所)亂扔的廢物(紙屑、不要的包裝紙、廢瓶等)”還可回收。Throwtherubbishout.把垃圾扔出去。

Theroomisfullofrubbish.房間里堆滿了垃圾。

Pickupyourlitterafterapicnic.野餐后將廢棄物收拾好。

litter指“(室內(nèi)或公共場所)亂扔的廢物(紙屑、不要的包33Listentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.

A.landpollutionB.airpollutionC.noisepollutionD.waterpollution2aListentotheinterview.Circl341.Theairisbadlypollutedbecausethereare__________ontheroadthesedays.2.Factoriesthatburncoalalso________theairwithalotofblacksmoke.3.Thereisalsotoomuchrubbishandwaste.People___________________thingsawayeveryday.4.Peoplearealsolitteringin____________likeparks.Thisturnsbeautifulparksintouglyplaces.morecarpollutearethrowingawaypublicplacesListenagainandcompletethesentences.

2b1.Theairisbadlypollutedb35Listenandanswerthequestions.1.Whoistheinterviewertalkingto?2.Whataretheytalkingabout?3.Whatotherproblemsdotheysee?SusanandJason.Theenvironmentalproblems.There’stoomuchrubbishandwasteinthestreets.Listenandanswerthequestion36Theairhasbecomereallypollutedaroundhere.I’mgettingveryworried.Yes,Iusedtobeabletoseestarsinthesky.Theproblemisthat…2c

Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.Theairhasbecomereallypoll37Read2dandcompletethechart.ProblemsSolvingproblemsairpollutionwastepollutionwooden(木頭的)chopsticksorplasticforksrubbishtakethebus,subwayorrideabikeinsteadofdriving.bringabagtogoshopping.usechopsticksorforksathome.throwrubbishinthebins.2dRead2dandcompletethechart38Role-playtheconversationJasonandSusan,whatareyourideasforsolvingtheseproblems?Role-playtheconversationJas39Yeah,orrideabike.Thereareotheradvantages

(優(yōu)點(diǎn))ofbikeriding.It’sgoodforhealthanditdoesn’tcost

(花費(fèi))anything!Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.Yeah,orrideabike.Therear40Greatideas!Whataboutwastepollution?Me,too.Also,Inevertakewoodenchopsticksorplastic

(塑料)forkswhenIbuytakeaway(外賣食品)food.Iusetheonesathome.Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.Greatideas!Whataboutwaste41Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!Andremembertothrowrubbish42辨析：turn,get與become(1)become

多指身份，職位等的變化，它強(qiáng)調(diào)變化過程已經(jīng)完成，后面可以接名詞或者形容詞。

Hebecomesateacher.(2)get多用于口語，表示一種變化過程，強(qiáng)調(diào)的是“漸漸變化”后常接形容詞的比較級形式。LanguagePoints辨析：turn,get與becomeLanguageP43

Inwinterthedaysgetshorter.

冬天白天漸漸變短。(3)turn

指的是在顏色和性質(zhì)等方面與以前的完全不同，強(qiáng)調(diào)變化的結(jié)果。

leavesturnedbrowninthemountains.

山里的樹葉已經(jīng)變成了棕色。：Hermother______angrywhensheheardthenews.It's________darkeranddarkeroutside.Themilkhas______bad.練習(xí)becamegettingturnedInwinterthedaysgets44

cutdown,意為"減少"；是“動(dòng)詞+副詞”結(jié)構(gòu)的短語，后面所帶的賓語為名詞時(shí)，賓語可以位于down的前面或后面；為代詞時(shí)只能位于down前面。

You'dbettercutthearticledowntoabout2000words.cut后接off,into,up,in的不同：拓展cutoff切斷；切除cutinto把...切成...cutup切碎cutin插隊(duì)cutdown,意為"減少"；是“動(dòng)詞+副詞”結(jié)45花費(fèi)主語表示內(nèi)容spend人賓語可以是錢，精力，時(shí)間等。cost物或事后接life，money，health，time等，側(cè)重與花費(fèi)的代價(jià)take事或人說明事情完成花費(fèi)了...辨析：spend,cost,take,pay花費(fèi)主語表示內(nèi)容spend人賓語可以是錢，精力，時(shí)間等。co46花費(fèi)主語表示內(nèi)容pay人"支付"作為及物動(dòng)詞，可以是paysb或paysomemoney；作為不及物動(dòng)詞，形式為payfor。for表支付的原因?；ㄙM(fèi)主語表示內(nèi)容pay人"支付"作為及物動(dòng)詞，可以是pa471.He___gooutwithhisparents,butnowhe_____stayathomealone.A.useto;isusedtoB.isusedto;usedtoC.useto;usedtoD.isusedto;isusedto2.Theinterestingbook___me10yuan.A.tookB.paidC.spendD.costChoosethebestanswer.1.He___gooutwithhispare483.Wemustdosomethingusefulto___pollution.A.cutoffB.cutupC.cutdownD.cutin4.Smokingcan___lungcancer.you'dbettergiveitup.A．workonB．leadtoC．takeawayD．putout3.Wemustdosomethinguseful495.--Whatarethe___ofbikeriding?--Itcanhelpcutdownairpollution.A．a(chǎn)dvantageB．reasonsC．resultsD．ideas5.--Whatarethe___ofbike50用方框中所給詞的適當(dāng)形式填空。1.Don'tthrow_______(垃圾)everywhere.2.Inwinter,manypeopleburn______(煤)tokeepwarm.3.Thepolicefoundabodyatthe________(底部)ofthelake.4.The______(花費(fèi))oflivinginbigcitiesisveryhigh.5.Hekeepsarabbitinabig_______(木制的)box.costwooden,coal,bottom,littercostwoodencoalbottomlitter用方框中所給詞的適當(dāng)形式填空。costwooden,51Makeaposter!Theearthisbadlypolluted.Pleasemakeaposterandthinkofwhatwecando.Savetheearth!Makeaposter!Theearthisbad52Reviewthenewwordsandexpressions.Practicetheconversationin2d.Reviewthenewwordsandexpre53新人教版九年級英語下冊Unit-13-We’re-trying-to-save-the-earth!公開課課件54Period23a-3cSectionAUnit13We’retryingtosavetheearth.Period23a-3cSectionAUnit1355RevisionJasonandSusan,whatareyourideasforsolvingtheseproblems?Role-play2d.RevisionJasonandSusan,what56Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.Yeah,orrideabike.

Thereareotheradvantagesofbikeriding.It’sgoodforhealthanditdoesn’tcostanything.Well,tocutdownairpollutio57Greatideas!Whataboutwastepollution?Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.Me,too.Also,InevertakewoodenchopsticksorplasticforkswhenIbuytakeawayfood.Iusetheonesathome.Greatideas!Whataboutwaste58Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!Andremembertothrowrubbish59TranslatethesesentencesintoEnglish.1.甚至是河底都滿是垃圾。2.這個(gè)鎮(zhèn)上的每個(gè)人都應(yīng)該參與清掃。Eventhebottomoftheriverwasfullofrubbish.Everyoneinthistownshouldplayapartincleaningitup.Translatethesesentencesinto603.騎自行車有其它的優(yōu)點(diǎn)。4.我買外賣食品從來不拿木筷子和塑料叉子。Thereareotheradvantagesofbikeriding.InevertakewoodenchopsticksorplasticforkswhenIbuytakeawayfood.3.騎自行車有其它的優(yōu)點(diǎn)。Thereareother61Theearthisbadlypolluted.Whatshouldwedotosavetheearth?WarmingupTheearthisbadlypolluted.Wa62Let’stakeaction(采取行動(dòng))Turnoffthelightswhenyouleavearoom.Recyclebooksandpaper.Takebusesinsteadofdrivingcars.Let’stakeaction(采取行動(dòng))Turno63Therearesomeanimalsareendangered.Weshoulddosomethingtoprotecttheanimalsandtheenvironment!

Savetheearth!Savetheanimals!Therearesomeanimalsareend64Thezoosprovidehomesformanyendangeredanimals.Thezoosprovidehomesforman651.Haveyoueverseenashark（鯊魚）?2.Whatdoyouknowaboutsharks?Discusswithyourpartner:1.HaveyoueverseenDiscuss66

Readthepassageaboutsharks

andcompletethefactsheetbelow.3aReadthepassageabouts67Manyhaveheardofshark’sfinsoup.ThisfamousandexpensivedishisespeciallypopularinsouthernChina.Butdoyourealizethatyou’rekillingawholesharkeachtimeyouenjoyabowlofshark’sfinsoup?Whenpeoplecatchsharks,theycutofftheirfinsandthrowthesharkbackintotheocean.Manyhaveheardofshark’sfin68

Withoutafin,asharkcannolongerswimandslowlydies.Thismethodisnotonlycruel,butalsoharmfultotheenvironment.Sharksareatthetopofthefoodchainintheocean’secosystem.Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.Manybelievethatsharkscanneverbeendangeredbecausetheyarethestrongestintheirfoodchain.Withoutafin,asharkcan69Butinfact,around70millionsharksarecaughtandtradedinthisindustryeveryyear.Thenumbersofsomekindsofsharkshavefallenbyover90percentinthelast20to30years.Butinfact,around70million70

Environmentalprotectiongroupsaroundtheworld,suchasWildAidandtheWWF,areteachingthepublicabout“finning”.Theyhaveevenaskedgovernmentstodeveloplawstostopthesaleofshark’sfins.Sofar,noscientificstudieshaveshownthatshark’sfinsaregoodforhealth,sowhyeatthem?Helpsavethesharks!Environmentalprotectiongr71Sharksareendangered,readthepassageandjudgethesentences.Readthefirstparagraph1.Shark’sfin（魚鰭）soupisfamousandexpensiveallaroundtheworld.2.Wehavetokillawholesharktogetabowlofshark’sfinsoup.×√Sharksareendangered,readth72Readthesecondparagraph1.Peoplecutoffsharks’finsandthrowthesharksbackintotheocean.2.Sharksareinthebottomofthefoodchainintheocean’secosystem.√×n.

生態(tài)系統(tǒng)食物鏈Readthesecondparagraph1.Pe73Readthethirdparagraph1.WildAidandtheWWFareenvironmentalprotectiongroupsinChina.2.Shark’sfinsaregoodforhealth.××Readthethirdparagraph1.Wil74WheresharkfinsoupispopularNumberofsharkscaughtandtradedeveryyearHowmuchthenumbersofsomekindsofsharkshavefalleninthelast20to30yearsTwoenvironmentalgroupswhichareagainst“finning”southernChina70millionover90percentWildAidandtheWWFWheresharkfinsoupispopula75Let'sdothistoreviewthetext!!!Somepeopleliketoeatshark'sfinsoup,especiallyin_______China.Butgettingtheshark'sfinisvery_____.Whenpeoplecatchsharks,they________theirfinsandthrowthesharksintotheocean.Thesharkslowlydiesbecauseitcan't_____withoutthefin.Anditisalso______toenvironment.Sharksareatthe____ofthefoodchain.Ifthenumberofsharksdropstoolow,itwillbreakthebalanceofnuture.Pleasesaynotoeatingthesharkfinsoup,andtakeactiontosavethesharks!

southerncruelcutoff

swimharmfultopLet'sdothistoreviewthete76Let’slearnsomeLanguagepointsLet’slearnsomeLanguagepoint771.Asharkcannolongerswimandslowlydies.鯊魚不能再游泳然后慢慢死掉。nolonger意思是“不再”I’mnolongerastudent.我不再是個(gè)學(xué)生了。有兩個(gè)短語和nolonger同義，即not…anylonger和not…anymore，但他們側(cè)重的方面不同。Languagepoints1.Asharkcannolongerswim78nolonger和not…anylonger側(cè)重時(shí)間。

e.g.Henolongerliveshere.=Hedoesn’tlivehereanylonger.

他不在這兒居住了。(一個(gè)時(shí)間以前他住在這兒，過了這個(gè)時(shí)間，他就離開了。)not…anymore側(cè)重程度和數(shù)量e.g.Youcandrinknomore.=Youcan’tdrinkanymore.

你不能再喝了。(喝酒的量到了一定程度，不能再繼續(xù)下去了。)nolonger和not…anylonger側(cè)重時(shí)間。792.Thismethodisnotonlycruel,butalso

harmfultotheenvironment.

這種方法不但殘忍而且對環(huán)境有害。notonly…butalso…用于連接兩個(gè)表示并列關(guān)系的成分，著重強(qiáng)調(diào)后者，其意為“不僅……而且……”;其中的also有時(shí)可以省略。2.Thismethodisnotonlycru80e.g.Shenotonlyplayswell,butalsowritesmusic.

她不但很會演奏，而且還會作曲。

Notonlymenbutalsowomenwerechosen.

不僅僅是男的，女的也有被選中的。e.g.Shenotonlyplayswell,81若連接兩個(gè)成分作主語，其謂語通常與靠近的主語保持一致。e.g.Notonlyyoubutalsohehastoleave.

不只是你，他也得離開。

notonly放在句首，后接句子時(shí)要用倒裝結(jié)構(gòu)。e.g.Notonly

hadthepoormanbeenfined,butalsohehadbeensenttoprison.

這個(gè)可憐的人不僅被罰款，而且還被送進(jìn)了監(jiān)獄。

若連接兩個(gè)成分作主語，其謂語通常與靠近的主語保持一致。not82beharmfulto對……有害e.g.Smokingisharmfultothehealth.

吸煙有害健康。

Playingcomputergamesmuchisharmfultostudents.

電腦游戲玩太多對學(xué)生有害。beharmfulto對……有害833.Sharksareatthetopofthefoodchainintheocean’secosystem.

鯊魚位于海洋生物系統(tǒng)食物鏈的頂部。atthetopof

在……最高地位;用最高[最大]的(速度,聲音等)e.g.Ilookedatthetopofhishead,hishairshinyandpartedsmoothly.

我看他的頭頂,頭發(fā)閃亮且平滑的分開。Heshoutedatthetopofhisvoiceinorderthathemightbeheard.他盡力大聲叫喊,以便別人能聽見。3.Sharksareatthetopofth844.Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.

如果它們的數(shù)目降至過低，會給所有海洋生物帶來危險(xiǎn)。此句復(fù)數(shù)形式的numbers表達(dá)全海洋中鯊魚的總量。當(dāng)表示數(shù)值的高或低時(shí)，number要用high或low修飾。4.Iftheirnumbersdroptool85e.g.Inthatcountry,thenumberofchildrengoingtoschoolishigherincitiesthanintownsandvillage.

在那個(gè)國家，城市兒童入學(xué)人數(shù)比鄉(xiāng)鎮(zhèn)及農(nóng)村要高。常與number搭配的動(dòng)詞有g(shù)row,fall等。e.g.Thenumberoffamiliesthatowncars

hasbeengrowingquicklyrecently.

近來擁有轎車的家庭數(shù)量增長很快。e.g.Inthatcountry,thenumb865.Environmentprotectiongroupsaroundtheworld,suchasWildAidandtheWWF,areteachingthepublicabout“finning”.

世界各地的環(huán)境保護(hù)組織，如野生救援協(xié)會和世界自然基金會，都在教育公眾有關(guān)“獵翅”的行為。1)句中fin本為名詞，指“魚鰭”。此句中的

finning由動(dòng)詞化的fin（割鯊魚鰭以獲取魚翅）的-ing形式轉(zhuǎn)化而成，指課文中所陳述的“獵翅”這一行為。5.Environmentprotectiongrou872)WildAid和WWF組織

WildAid（美國野生救援協(xié)會）是保護(hù)野生動(dòng)物及棲息地環(huán)境的一個(gè)非盈利性的機(jī)構(gòu)，1999年注冊成立，其宗旨是保護(hù)及救助世界范圍內(nèi)的野生動(dòng)物；WWF（世界自然基金會）英文全稱為WorldWideFundforNature，成立于1961年，是享有國際盛譽(yù)，全球最大的獨(dú)立性非政府環(huán)境保護(hù)組織之一。2)WildAid和WWF組織881.Manypeopledonotrealizetheyarekillingawholeshark______theyenjoyabowlofshark’sfinsoup.2.Sharksareatthetopofthefoodchain,____iftheirnumbersdrop,theocean’secosystemwillbeindanger.

Readthepassageagainandfillintheblankswiththewordsinthebox.

sowhensoalthoughifbutwhen3b1.Manypeopledonotrealize89Manythinkthatsharksaretoostrongtobeendangered,____theyarewrong._________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5.Sharksmaydisappearoneday___wedonotdosomethingtostopthesaleofsharkfins.

butAlthoughifManythinkthatsharksaretoo90用方框中詞的適當(dāng)形式完成下面的句子。Ithinkit’s____tomakesuchayoungboyworkallday.(2)Thepoorfishermancan’t_____hischildren’seducation.(3)Ithinkthegovernmentmustdevelop_____toprotectenvironment.(4)Eatingtoomuchjunkfoodis_______yourhealth.(5)Hecanusedifferent_______toworkouttheproblem.method,cruel,harmful,afford,lawcruelaffordlawharmfulmethod用方框中詞的適當(dāng)形式完成下面的句子。method,crue91II.單項(xiàng)選擇。1.—Areyougoingto_____anyoftheevents?—Yes.Maybelongjumpandhighjump.A.takepartin B.join C.attend D.joinin2.Ican’tafford____himanexpensivebirthdaypresent. A.tobuy B.buyingC.forbuying D.buy3.—Rememberto____thelightswhenyouleavetheroom.—OK.Iwill. A.turnon B.turndown C.turnup D.turnoffII.單項(xiàng)選擇。924.Thegirlalwayshassomemoneyto___snacks. A.spend B.payfor C.take D.cost5.—Look!_____boysareplayingontheplayground.—Yes._____themisabout200. A.Thenumberof;Anumberof B.Thenumberof;Thenumberof C.Anumberof;thenumberof D.Anumberof;Anumberof4.Thegirlalwayshassomemo93III.根據(jù)漢語提示完成句子。1.我們必須采取行動(dòng)來阻止他們。

Wemust___________tostopthem.2.我從沒聽說過這個(gè)人。

Ihavenever________suchaman.3.我們樂意盡力幫你擺脫困境。

Wearegladtodowhatwecando_________.4.到目前為止，我已經(jīng)交了二十個(gè)朋友。

________,Ihavemadetwentyfriends.5.實(shí)際上，她從沒去過那兒。

________,shehasneverbeenthere.

InfacttakeactionheardoftohelpoutSofarIII.根據(jù)漢語提示完成句子。Infacttak94Write5measurestoprotecttheenvironment.Write5measurestoprotectth95新人教版九年級英語下冊Unit-13-We’re-trying-to-save-the-earth!公開課課件96

Period34a-4cGrammarfocusSectionAUnit13We’retryingtosavetheearth.Period34a-4cSectionAUnit1397Revision不同種類的污染2.河底3.把垃圾扔到河里4.在……中起作用differentkindsofpollutionthebottleoftheriverthrowrubbishintotheriverplayapartinI.Checkifyouknowthesephrases.Revision不同種類的污染differentkinds985.在中國南部6.對……有害7.在……頂部8.海洋生態(tài)系統(tǒng)insouthernChinabeharmfulto

atthetopoftheocean’secosystem5.在中國南部insouthernChinabeha99II.Translatethesentences.1.甚至是河底都滿是垃圾。2.這個(gè)方法不僅殘酷還對環(huán)境有害。Eventhebottomoftheriverwasfullofrubbish.Thismethodisnotonlycruel,butalsoharmfultotheenvironment.II.Translatethesentences.1.1003.鯊魚處于海洋食物鏈的頂部。4.許多人相信魚翅對健康有好處。Sharksareatthetopofthefoodchainintheocean’secosystem.Alotofpeoplebelievethatshark’sfinsaregoodforhealth.3.鯊魚處于海洋食物鏈的頂部。Sharksareat101Wearetrytosavetheearth.PresentprogressiveTheriverusedtobesoclean.usedtoTheairisbadlypolluted.PassivevoiceNoscientificstudieshaveshownthatsharksfinsaregoodforhealth.PresentperfectWeshouldsavethesharks.ModelverbsGrammarFocusWearetrytosavetheearth.P102Payattentiontothesentences.1.We’re

tryingtosavetheearth.2.Theriverusedtobesoclean.3.Theairisbadlypolluted.4.Noscientificstudieshaveshownthatsharkfinsaregoodforhealth.5.Weshouldhelpsavethesharks.PresentprogressiveusedtoPassivevoicePresentperfectGrammarFocusModalverbsPayattentiontothesentences103現(xiàn)在進(jìn)行時(shí)（1）含義：表示正在發(fā)生或進(jìn)行的動(dòng)作。（2）基本結(jié)構(gòu)：主語+be+現(xiàn)在分詞（be的形式隨主語的變化而變化）（3）基本用法：①表示現(xiàn)在正在進(jìn)行的動(dòng)作。特征：常常與now或具體的時(shí)間連用，有時(shí)句中會有感官動(dòng)詞來提示，或通過上下文來暗示。②表示現(xiàn)階段一直進(jìn)行的動(dòng)作。這類動(dòng)詞常常是延續(xù)性動(dòng)詞。常于atpresent,thisweek,thesedays等連用。③表示主語的特征、性格、能力等本單元復(fù)習(xí)現(xiàn)在進(jìn)行時(shí)、usedto句型、被動(dòng)語態(tài)、現(xiàn)在完成時(shí)和情態(tài)動(dòng)詞?，F(xiàn)在進(jìn)行時(shí)本單元復(fù)習(xí)現(xiàn)在進(jìn)行時(shí)、usedto句型、被動(dòng)語態(tài)104Whatafinedaytoday!Look!Whataretheydoing?ExerciseWhatafinedaytoday!Exercis105現(xiàn)在完成時(shí)（1）含義：表示過去發(fā)生的動(dòng)作對現(xiàn)在還有影響。（2）基本結(jié)構(gòu)：主語+have/has+過去分詞（3）基本用法：①表示過去發(fā)生的動(dòng)作，但強(qiáng)調(diào)對現(xiàn)在產(chǎn)生影響。特征：不能與表示具體的時(shí)間狀語連用。②表示過去發(fā)生的動(dòng)作或存在的狀態(tài)一直延續(xù)到現(xiàn)在，還可能繼續(xù)下去。常常與since,for,inthepast+時(shí)間名詞，inthelast+時(shí)間名詞等時(shí)間狀語連用，而且謂語動(dòng)詞要求是延續(xù)性動(dòng)詞。③表示一種“經(jīng)歷或體驗(yàn)”，即可以表示經(jīng)歷過也可以是從來都沒有經(jīng)歷過。現(xiàn)在完成時(shí)106Completethefollowingsentences.1.I_________(be)inBeijingfortwoyears.2.I_____never_____(hear)ofthatmanbefore.3.Tom__________(work)theresincetwoyearsago.havebeenhaveheard

hasworkedExerciseCompletethefollowingsentenc1074.Thetwins___________(wash)theclothesforanhour.5.He_________(play)basketballsincethreeyearsago.6.Howlong____Sally_____(sing)yet?havewashedhasplayedhassung4.Thetwins___________(wash108被動(dòng)語態(tài)初中階段我們學(xué)習(xí)了七種被動(dòng)結(jié)構(gòu)，歸納如下：（1）一般現(xiàn)在時(shí)是被動(dòng)語態(tài)：am/is/are+過去分詞（2）現(xiàn)在完成時(shí)的被動(dòng)式：

have/has+been+過去分詞（3）現(xiàn)在進(jìn)行時(shí)的被動(dòng)式：am/is/are+being+過去分詞（4）一般過去時(shí)的被動(dòng)式：was/were+過去分詞（5）過去進(jìn)行時(shí)的被動(dòng)式：was/were+being+過去分詞（6）過去完成時(shí)的被動(dòng)式：had+been+過去分詞（7）一般將來時(shí)的被動(dòng)式：will/begoingtobe+過去分詞（8）含有情態(tài)動(dòng)詞的被動(dòng)式：情態(tài)動(dòng)詞+be+動(dòng)詞的過去分詞。被動(dòng)語態(tài)109TranslatethesentencesbyusingPassivevoice.1.剛才一些老年人參觀了博物館。2.工人們使用不同種類的機(jī)器工作。Themuseumwasvisitedbysomeoldpeoplejustnow.Differentkindsofmachinesareusedtoworkbytheworkers.ExerciseTranslatethesentencesbyusi110情態(tài)動(dòng)詞情態(tài)動(dòng)詞表示說話人對某一動(dòng)作或狀態(tài)的態(tài)度，如認(rèn)為“可能”、“應(yīng)當(dāng)”、“必要”等。情態(tài)動(dòng)詞本身有一定的意義，但不能單獨(dú)作謂語，也沒有人稱和數(shù)的變化。后面一般跟動(dòng)詞原形。usedto結(jié)構(gòu)usedto意為“過去常常做某事”，指的是過去的習(xí)慣性動(dòng)作，目的在于與現(xiàn)在形成對照。usedto是個(gè)情態(tài)動(dòng)詞，其中的to是不定式符號，后面跟動(dòng)詞原形。在美式英語中。它的疑問式是：Did＋主語＋usetodosth．？否定式是：主語＋didn'tuse．．。在英式英語中，它的疑問式應(yīng)當(dāng)是：Used＋主語＋tosth．？否定式應(yīng)當(dāng)是usednotto或use（d）n'tto。Heusedtostayuplate.他過去常熬到很晚。情態(tài)動(dòng)詞111Translation.1.我們不能在教室里吃東西。2.首先你必須完成作業(yè)。3.他現(xiàn)在不可能在家。4.她一定知道這個(gè)問題的答案。ExerciseWecan’teatintheclassroom.

Youmustfinishyourhomeworkfirst.Hecan’tbeathomenow.

Shemustknowtheanswertothisquestion.Translation.ExerciseWecan’te112Joe:_____youever_____(take)partinanenvironmentalproject?Ken:Yes,Ihave.I_____(help)withaClean-UpDaylastyear.Itwas__________(consider)thebiggestclean-upprojectthiscityever________(have).Fillintheblankswiththecorrectformsoftheverbsinbrackets.Havetakenhelpedconsideredhadhad4aJoe:_____youever_____(take113Joe:Howmanypeople______(take)part?Ken:I_____(think)morethan1,000people_____(come)tohelpout.Joe:That’sfantastic!Iguesseveryoneinthiscityis_______(try)toimprovethe