新目标Go+for+it版九年级+Unit+13+We’re+trying+to+save+the+earth!Section+A-2（共32张PPT）

,英语教学课件系列,Go,for,it!,九年级,Unit13Wearetryingtosavetheearth.,SectionAGrammarFocus,GrammarFocus,Joe:_youever_(take)partinanenvironmentalproject?Ken:Yes,Ihave.I_(help)withaClean-UpDaylastyear.Itwas_(consider)thebiggestclean-upprojectthiscityever_(have).,Fillintheblankswiththecorrectformsoftheverbsinbrackets.,4a,Havetaken,helped,considered,hadhad,Joe:Howmanypeople_(take)part?Ken:I_(think)morethan1,000people_(come)tohelpout.Joe:Thatsfantastic!Iguesseveryoneinthiscityis_(try)toimprovetheenvironment.Ken:Yes,wecantaffortto_(wait)anylongertotakeaction!,took,think,came,trying,wait,Fillintheblankswiththeappropriatemodalverbsfromthebox.,People_thinkthatbigthings_bedone.However,manyforgetthatsavingtheearthbeginswithsmallthings.Forexample,you_saveelectricitybyturningoffthelightswhenyouleavearoom.You_alsousepaperorreusablebagsinsteadofplasticbags.,4b,may,should,could,would,Makealistfothingsthatpeoplecandotohelptheenvironmentanddiscussyourlistwithyourpartner.,4c,Discussing.,4c,现在进行时（1）含义：表示正在发生或进行的动作。（2）基本结构：主语+be+现在分词（be的形式随主语的变化而变化）（3）基本用法：表示现在正在进行的动作。特征：常常与now或具体的时间连用，有时句中会有感官动词来提示，或通过上下文来暗示。表示现阶段一直进行的动作。这类动词常常是延续性动词。常于atpresent,thisweek,thesedays等连用。表示主语的特征、性格、能力等,本单元复习现在进行时、usedto句型、被动语态、现在完成时和情态动词。,现在完成时（1）含义：表示过去发生的动作对现在还有影响。（2）基本结构：主语+have/has+过去分词（3）基本用法：表示过去发生的动作，但强调对现在产生影响。特征：不能与表示具体的时间状语连用。表示过去发生的动作或存在的状态一直延续到现在，还可能继续下去。常常与since,for,inthepast+时间名词，inthelast+时间名词等时间状语连用，而且谓语动词要求是延续性动词。表示一种“经历或体验”，即可以表示经历过也可以是从来都没有经历过。,被动语态初中阶段我们学习了七种被动结构，归纳如下：（1）一般现在时是被动语态：am/is/are+过去分词（2）现在完成时的被动式：have/has+been+过去分词（3）现在进行时的被动式：am/is/are+being+过去分词（4）一般过去时的被动式：was/were+过去分词（5）过去进行时的被动式：was/were+being+过去分词（6）过去完成时的被动式：had+been+过去分词（7）一般将来时的被动式：will/begoingtobe+过去分词（8）含有情态动词的被动式：情态动词+be+动词的过去分词。,情态动词情态动词表示说话人对某一动作或状态的态度，如认为“可能”、“应当”、“必要”等。情态动词本身有一定的意义，但不能单独作谓语，也没有人称和数的变化。后面一般跟动词原形。usedto结构usedto意为“过去常常做某事”，指的是过去的习惯性动作，目的在于与现在形成对照。usedto是个情态动词，其中的to是不定式符号，后面跟动词原形。在美式英语中。它的疑问式是：Did主语usetodosth？否定式是：主语didntuse。在英式英语中，它的疑问式应当是：Used主语tosth？否定式应当是usednotto或use（d）ntto。Heusedtostayuplate.他过去常熬到很晚。,usedto结构usedto意为“过去常常做某事”，指的是过去的习惯性动作，目的在于与现在形成对照。usedto是个情态动词，其中的to是不定式符号，后面跟动词原形。在美式英语中：它的疑问式是：Did主语usetodosth否定式是：主语didntuse在英式英语中：它的疑问式应当是：Used主语tosth否定式应当是usednotto.,I.用所给词的适当形式填空。1.Theoldmanused_(be)ateacher.2.Weshould_(clean)theroomeveryday.3.Look!Tom_(sleep)inhisroom.4.Lotsoftrees_(plant)onthehilleveryyear.5.He_(live)herefor20years.,tobe,clean,issleeping,areplanted,haslived,用括号里所给动词的正确形式填空,1.Thegirl_(dance)intheclassroom.2.Its5oclocknow.Mike_(have)dinner.3.-_youever_(be)totheUS?-Yes,twice.4.-MayIspeaktoJohn?-Sorry,he_(go)toNewYork.hewillbebackintwodays.5.-DidyougotoJacksbirthday?-No,I_(notinvite).,5.-DoyouknowMr.Whitewell?-Yes.He_(work)fortheWWFfortwoyears.6.I_(live)heresince1990.7.-Doyouoftencleanyourclassroom?-Yes.Ourclassroom_(clean)everyday.9.-Whatsthis?-ItsaCD.ThisCD_(use)forlearningEnglish.10.Anewhighwayinmyhometown_(bulid)nextmonth.,hasworkedhavelivediscleanedisusedwillbebuilt,情态动词练习,1.-_youpassmeapen?Idliketowritedownthephonenumber.-Sure.Hereitis.A.CanB.NeedC.MightD.Must2.-MayIgotothecinema,Mum?-Certainly,butyou_bebackby11oclock.A.canB.mayC.mustD.need3.you_worryaboutme.Itsnothingserious.A.cantB.mustntC.needntD.wont,4.-Excauseme.IsthistherightwaytotheSummerPalace?-Sorry,Imnotsure.butit_be.A.mughtB.mustntC.cantD.must5.Themanintheoffice_beMr.Black,becausehewenthomejustnow.A.musntB.maynotC.cantD.neednt,useto练习,A她过去常常周末和朋友闲逛。She_withfriendsonweekds.B他习惯于每晚睡得很晚。He_atnight.C.Kenusedtobeafraidofdogs.(改为一般疑问句)_?,isusedtohangout,isusedtosleepinglate/stayingup,DidKenusedtobeafraidoddogs,1.Hepromisedtopickmeupattheschoolgate.However,he_yet.A.didntarriveB.doesntarriveC.isntarrivingD.hasntarrived2.BaJin,oneofthegreatestwritersinChina,_as“PeoplesWriter”.A.isregardedB.hasregardedC.isregardingD.regards,Choosethebestanswer.,3.WhereisTom?He_inhisroom.A.isreadingB.readsC.readD.wasreading4.MayIgooutnow,Dad?No.You_letyourmotherknowfirst.A.canB.mayC.needD.must,5.Herson_Coke,butnowhe_milk.A.usedtodrink;isusedtodrinkingB.usedtodrinking;drinksC.isusedtodrinking;usedtodrinkD.isusedtodrink;isdrinking,1.(2013江苏淮安)Itsgettingdark.Please_thelight.A.turnonB.turnoffC.turndownD.turnaround2.(2013湖北随州)HowdoesJackusuallygotowork?He_driveacar,butnowhe_theretoloseweight.A.usedto;isusedtowalkB.wasusedto;isusedtowalkingC.wasusedto;isusedtowalkD.usedto;isusedtowalking,感悟中考,3.(2013山东枣庄)Inthelasttenmonth,SeptemberMiracle(奇迹)_onCCTVformorethanfivetimesandispopularalloverthecountry.A.hasplayedthepianoB.hasgivenouttheirsongdisksC.haswrittensongsD.hasperformed4.(2013广东)NotonlymyfriendsbutalsoI_interestedinfootballandMessiisourfavoritestar.A.beB.amC.isD.are,感悟中考,5.(