Unit13SectionB(1a2e)课件人教版九年级英语全册

SectionB(1a-2e)Unit13We'retryingtosavetheearth!WarmingupWhatcanwedotohelpsavetheearth?WarmingupWhatcanwedotohelpsavetheearth?Lookatthesurveyaboutenvironmentalactions.Tick(

)actionsyouhavedoneandcross(

)theonesyouhaven’tdone.Discussitwithyourpartner.ActionsTickorcrossNoridingincars.Bringbagstogoshopping.Throwrubbishinthebins.Don’tusewoodenchopstickswhenyoubuytakeawayfood.Don’tsingorspeakloudlyatnight.Turnoffthelightswhenyouleavearoom.Don’tusepapernapkins.Turnoffthetaps.Whathaveyoudonetoprotecttheenvironment?Well,IalwaysturnoffthelightswhenIleavearoom.IneverusewoodenchopstickswhenIbuytakeawayfood…Ifyouwanttodobetteronenvironmentalprotection,whatwillyoudo?Iwill…1aWhatcanwedotohelpsavetheearth?Ranktheseitemsfromtheeasiest(1)tothemostdifficult(5).______stopridingincars______recyclebooksandpaper______turnoffthelightswhenyouleavearoom______turnofftheshowerwhileyouarewashingyourhair______don’tusepapernapkins1bCompareyouranswersin1awithyourpartner.Recyclingpaperisreallyeasy.Iagree.Butit’shardtostopridingincars.1cListenandcheck(

)thethingsthatJuliaandJacktalkabout.ThingsJuliaandJacktalkaboutThingsJuliaisdoingnowThingsJuliawilldointhefutureThingsJuliawouldneverdo____turningoffthelights____turningofftheshower____notusingpapernapkins____takingyourownbagswhenshopping____notridingincars____ridingabike____recyclingpaper

1dListenagain.Check(

)thethingsthatJuliaisdoingnow,thethingsshewilldointhefutureandthethingsshewouldneverdo.

Makeconversationstocheckyouranswersinpairs.WhatisJuliadoingnow?Well,sheusuallyturnsoffthelights.Butshedoesn’tturnofftheshowerwhenshe…Jack:Turnoffthelights,Julia.Itsaveselectricity.Julia:Oh,Iusuallydothat.Iwasjustinahurry.Jack:Isee.I’vejustreadabookwhichgivesideasabouthowwecan

savetheenvironment.Forexample,youshouldturnofftheshower

when

you’rewashingyourhair.

Julia:Oh,Iwouldneverdothat.Ihaveveryshorthair.Itonlytakesafewminutestowash.Whatelsedoesitsay?Listenandread.Jack:Youshouldtakeyourownbagswhenyougoshopping.Julia:Oh,that’seasy.I’lldothatfromnowon.Whatelse?Jack:

Peopleshouldstopridingincarsandstartridingbikes.Julia:Noway!Itwouldtakeme45minutestogettoschoolbybike!Jack:Butit’sgoodfortheenvironment!Besides,Ilikeridingmybike.Julia:Yes,andyoualsoliveclosetoschool!Listenandread.1eMakeaconversationusingtheinformationfromthechartabove.Saywhatistrueforyou.Wereallyshouldn’tusepapernapkins,youknow.Iknow.Istoppedusingthemlastyear.Languagepointsstop的用法(1)stop为动词，意为“停止，停下”，常构成短语：stopdoingsth.意为“停止做某事”；stoptodosth.意为“停下来去做另一件事”。Thestudentsstoppedtalkingwhentheteachercamein.Wearetired.Let’sstoptohavearest.(2)stop为动词，意为“阻止”。常用作stopsb.(from)doingsth.，意为“阻止某人做某事”。Wecanstoppeoplefromcuttingdowntrees.Languagepointsinahurryinahurry意为“匆忙地”，其中hurry为名词。Katewenthomeinahurryafterclass.【拓展】①vt.使赶紧；使匆忙，使急忙。可用作hurrytodosth.，意为“匆忙做某事”。Thegirlhurriedtocatchthetrain.②常用短语：hurryoff匆匆离去；hurryup匆匆完成；赶快Languagepointsturnon/turnoff/turnup/turndown(1)turnon意为“打开(收音机、电视等电器)”；为“动词+副词”结构，如宾语为it/them的话，应位于该类短语之间。Ifyoufeeltired,turnontheradioandlistentosongs.(2)turnoff意为“关掉(收音机、电视等电器)”；为“动词+副词”结构，如宾语为it/them的话，应位于该类短语之间。Whenyouleavetheclassroom,remembertoturnoffthelights.Languagepoints(3)turnup意为“把(收音机、电视等电器)音量调高”；为“动词+副词”结构，如宾语为it/them的话，应位于该类短语之间。Ican’thearclearly,willyoupleaseturnuptheTV?(4)turndown意为“把(收音机、电视等电器)音量调低”；为“动词+副词”结构，如宾语为it/them的话，应位于该类短语之间。It’stoonoisy.Couldyouturnitdown?SummarySentencesRecyclingpaperisreallyeasy.Butit’shardtostopridingincars.Wordsrecycle,napkin,FunctionsTogivestudentslisteningandspeakingpractice.Exercises用所给词的适当形式填空1.Infact,manypeopleenjoy__________(ride)bikestowork.2.Sarahaslivedinahousethatwasbuiltwith________(recycle)thingssince10yearsago.3.However,_________(wood)chairsandtablesfeelbetterandarebetterforpeople’shealth.4.Second-handsmokeisevenmore________(harm)toourhealth.5.Scientistssaythingsshouldbemadeof_________(reuse)materials.ridingrecycledwoodenharmfulreusableExercises根据汉语意思完成句子，每空词数不限1.几年前超市就停止为顾客提供免费塑料袋。Supermarkets_________________freeplasticbagsforcustomersafewyearsago.2.当你离开时,不要忘记关灯。Don’tforget____________thelightwhenyouleave.3.停止使用纸巾很难。______________stopusingnapkins.4.将来人们会怎样保护我们的地球?Howwillpeopleprotectourearth_____________?stoppedprovidingtoturnoffIt’shardtointhefutureExercisesFiveyearsago,aresearch________

(show)that85%oftheoldbackpacksendedupinrubbish.Butasweknow,mostbackpacksareproducedfromdifferent_________

(material).Ifwethrowthemaway,theywillbeharmful________ourenvironment.Althoughsomeoftheoldbackpacksarenolongeroftheirrightcolororsize,therearestillmanythingsyoucandowiththem.Herearesome________(use)waysforyou.showedmaterialstousefulExercisesForexample,doyoufeelitdifficulttofind_______

(you)toolsinthehouse?Youcansolvethisproblemby_________(make)useofyouroldbackpackstostoreallkindsoftools.Also,itis________

wonderfulideathatyoucanputyouroldbackpacksonlineforsale.Besides,offeringyourbackpackstootherpoorkidsisanothergoodchoice,asthoseoldbackpacksmaymaketheirlife_________________

(convenient)thanbefore.Allinall,oldbackpacksarestillofgreatvalueaslongasweputthemintouse__________

(wise).Remember:rubbishcanbeturnedintotreasure!yourmakingamoreconvenientExerciseswisely2aLookatthetitleandthepicturesin2b.Canyouguesswhatthepassageisabout?Rethink,Reuse,Recycle!It’sabouthowpeoplecanthinkofcreativewaystousethingsthatarenolongerwanted.Readthepassagequicklyandfindthemainideaofeachparagraph.Para.1Para.2Para.3Para.4A.BagsmadefromclothesB.ArtpiecesmadeofironandothermaterialsfromoldcarsC.HousebuiltofrubbishD.MakeuseofusedthingsFast

readingthestructureofthispassagePara.1Para.2Para.3Para.4Readthefirstparagraphandanswerthequestions.Doyouoftenthrowawaythingsyoudon’tneedanymore?Haveyoueverthoughtabouthowthesethingscanactuallybeputtogooduse?Nothingisawasteifyouhaveacreativemind.Rethink,Reuse,Recycle!动词+awaythrowaway扔掉goaway离开runaway逃跑giveaway捐赠putaway收起来takeaway带走；掠夺putsth.togooduse意为“好好利用某物；使某物发挥作用”，也可以说makegooduseofsth.。Why

do

the

writer

use

two

questions

in

the

first

paragraph?To

help

readers

find

the

right

answers.To

show

readers

that

he

is

very

worried.To

tell

readers

that

he

knows

a

lot

of

things.To

make

readers

interested

in

the

passage.Readthesecondparagraphandanswerthequestions.buildsth.outof...表示“用……修建某物”，相当于buildsth.with...。outof在此处意为“用……（建造）”。pulldown

拆下；拆毁pulltogether

同心协力upsidedown意为“上下颠倒；倒转”。e.g.Youcan’tturnthefactsupside

down.你不能颠倒事实。Heturnedthebottleupside

down.他把瓶子倒过来了。inspiration名词，意为“鼓舞人心的人(或事物)；灵感”，其动词形式为inspire，意为“鼓舞；激励”。1．WhoisAmyHayes?2．Didshewinaprize?Whatwasitfrom?3．Whatdidthepresidentsay?Sheisamostunusualwoman.Yes,shedid.ItwasfromtheHelpSaveOurPlanetSociety.Thepresidentsaid,“Amyisaninspirationtousall.”ReadthethirdparagraphAmyisn’ttheonlyonewhoisgoodatrecycling.JessicaWongfromHongKongusesoldclothesthatpeopledon’twearanymoretomakebags.Shehasbeendoingthisforafewyearsnow.Sheopenedasmallshopwhereshesellsherbags,andshehasalsosetupawebsitetosellthemonline.Sheespeciallylikestouseoldjeanstomakehandbags.Herbags

arecuteanduseful.“Iplantowriteabookaboutnewwaystouseoldclothes,”shesaid.“Ihopepeoplecanreadmybookandenjoyit!”该句中，whoisgoodatrecycling是定语从句，修饰先行词theonlyone。先行词指人，因此引导词用who。注意：当先行词one指物时，定语从句只能用that而不用which引导。e.g.Myphotosarenotwellkept.ThisistheonlyonethatIfoundinthecase.我的照片没有保存好，这是我在箱子里找到的唯一一张照片。setup意为“开办，建立”，常和表示组织、机构、团体等意义的名词连用，这时与found的意义基本相同，但setup侧重于“开始”，found更着重打基础found意为“创立；创建”，侧重打下基础或创办，一般指兴建城市，建立国家、党派或创办大学等build意为“建筑；建造”，指施工建筑，如房屋、桥梁、道路等的建造putup着重指建造或搭起一个具有高度的、具体的物体Thefactoryset

upanightschoollastmonth.这个工厂在上个月成立了一所夜校。Theywouldliketofoundacollege.他们想创办一所大学。Theybuilttheirhomesandmadetheirfarmsthere.他们在那儿建立了家园，办起了农场。Thechildrenput

upanewtent.孩子们搭起了一个新帐篷。ReadthethirdparagraphandcheckthesentencesTrue(T)orFalse(F).1．JessicaWongisgoodatrecycling.2．JessicaWongsellsherbagsathome.3．JessicaWongwritesherbookinordertosellherbags.TFJessicaWongsellsherbagsinhershopandonline.JessicaWongwritesherbookinordertointroducenewwaystoreuseoldclothes.FReadthefourthparagraphWangTaosetupasmallbusinessinShanghaifouryearsago.Heisknownforusingironandothermaterialsfromoldcarstomakebeautifulartpieces.Somearelargepiecesthatlooklikeanimalsor

humans,andsomearesmallerpiecesyoucanputathome.Themorepopularworkscanevenbeseeninartshopsaroundthecity.WangTaohopestosetupa“metalart”themeparktoshowpeopletheimportanceofenvironmentalprotection.Notonlycantheartbringhappinesstoothers,butitalsoshowsthatevencold,hardironcanbebroughtbacktolifewithalittlecreativity.①work可用作可数名词，意思是作品；还可用作不可数名词，意为“工作”。e.g.Hehastoomuchworktodo.他有太多的工作要做。②work还可用作动词，构成的常见短语如下：workworkon从事……workout解决；算出；实现workhard努力学习/工作workfor为……效劳；为……工作createv.创造；创建 creatorn.创造者creationn.

创造 creativeadj.有创造力的WangTaosetsup_________________________fouryearsago.isknownfor___________________________________________________________.hopestosetup______________________to_____________________________________________________.

Readthefourthparagraphandfillintheblanks.asmallbusinessinShanghaiusingironandothermaterialsfromoldcarsa“metalart”themeparkpeopletheimportanceofenvironmentalprotectiontomakebeautifulartpiecesshow2bReadthepassageandcompletethechartbelow.NamesWhatmaterialsdidtheyuse?Whatdidtheymake?AmyHayes1．windowsanddoorsofoldbuildingsthathavebeenpulleddown2．anoldboat3.rocks4.oldglassbottlesahouseJessicaWongoldclothes,especiallyoldjeansbagsWangTaoironandothermaterialsfromoldcarsbeautifulartpieces2cFillintheblankswiththecorrectformsofthephrasesinthebox.1．AmyHayeslivesintheUK.Manyoftheoldbuildingsinherneighborhoodwere___________.2．AlltherubbishandoldthingsinAmy’sneighborhoodwerethen_____________whenAmybuiltherhouse.3．Amyisverycreativeandshe_____herfrontgate______rocksandoldglassbottles.Sheputanoldboatontopofherhouse.pulleddownputtogoodusebuiltputtogoodusebuild…outofpulldownsetupknownfornotonly…butalsooutof2cFillintheblankswiththecorrectformsofthephrasesinthebox.4．JessicaWongsellsherbagsinasmallshop,butshehasalso______anonlinebusinesstosellthem.5．ThoughJessica’sbagsaremadefromoldclothes,herbagsare_________beingcuteanduseful.6．WangTao_______makeslargepiecesofmetalartthatlooklikeanimalsorhumans,________makessmallerpiecesforthehome.puttogoodusebuild…outofpulldownsetupknownfornotonly…butalsonotonlyknownforbutalsosetup2dUnderlinethewordsinthepassagebasedonthewordsbelow.Whatarethedifferences?think–use–usual–recycle–build–create–special–recent–environment–important–protect–inspire–rethinkreuse;usefulunusualrecyclingbuildingcreative;creativityespeciallyrecentlyenvironmentalimportanceprotectioninspirationUNDERSTANDINGPREFIXESANDSUFFIXESRecognizehowprefixesandsuffixesmaychangethemeaningsofwordsandhowtheyareused.ClassificationPrefixesSuffixesrethinkreuseunusualusefulrecyclingbuildingcreative,creativityrecentlyenvironmentalimportanceprotectioninspirationPrefixesandSuffixesespeciallyre-是最常用的前缀之一。它可以加在名词或动词前面，构成新的名词或动词。re-表示以下三方面的意义：（1）表示“回”或“向后”。return（回来）recall（回忆，召回）（2）表示“再”“重新”“重复”。rethink（再思考）reuse（再运用）restart（重新开始）recycle（再利用）（3）表示“相反”“反对”。resist（反抗，抵抗）前缀1．Rethink,Reuse,Recycle!un-前缀，常加在形容词、副词、分词、动词和名词之前。第一，表示否定意义“不、无、非、未”。第二，表示“相反动作”。unending无尽的

unusual不平常的

unexpected想不到的前缀2．Sheisamostunusualwoman.e-是表示加强意义。3．Sheespeciallylikestouseoldjeanstomakehandbags.1．Nothingisawasteifyouhaveacreativemind.-ive是形容词后缀,一般表示“有……的”。create﹢-ive3．WangTaohopestosetupa“metalart”themeparktoshowpeopletheimportanceofenvironmentalprotection.tradition﹢-alcreativetraditional-al是形容词后缀，表示“具有……性质的”。后缀-ful是形容词后缀，表示“富有……的；充满……的”。2．Herbagsarecuteanduseful.help﹢-fulhelpfulpeace﹢-fulpeaceful后缀4．AmyrecentlywonaprizefromtheHelpSaveOurPlanetSociety.recent﹢-lyrecently形容词加副词后缀-ly变副词especial﹢-lyespeciallyfeel﹢-ing-ing是名词后缀，附在动词后面构成名词。feelingteach﹢-ingteachingprotect﹢-ion-ance是表示“性质、状态、情况”等意义的抽象名词后缀。6．Amyisaninspirationtousall.-tion是名词后缀，附在动词后面构成名词。7．Thethemeparktoshowpeopletheimportanceofenvironmental

protection.（1）当单词最后是t,d,te,de时，变名词加-tion或者-ation,-ition；（2）当单词最后是元音字母时，变名词加-sion等。protection后缀PracticePrefixesSuffixesagree,happy,polite,possible,honest,friendlyChina,care,help,home,use,hope,friend,neighborRetellthepassageaccordingtothemindmap.Rethink,Reuse,Recycle!Housebuiltofrubbish.Bagsmadefromoldclothes.Artpiecesmadeofironandothermaterialsfromoldcars.Nothingisawasteifyouhaveacreativemind.AmyHayesJessicaWongWangTaoManEarthEarthisourmother.Thereisonlyoneearth,sopleaseprotectit