1.打扫________2.分发________3.曾经_______4.（使）变得更高兴________5.义务做某事_________________6.大打扫日______________7.想出主意（办法）____________usedtogiveoutcleanupvolunteertodosth.cheerupWritedownthephrases.comeupwithClean-UpDay3aMarioGreenMaryBrownStudentsWhoVolunteer3aListentothearticleandwritedowntheanswerstothequestions.Helovesanimals.MariovolunteersatananimalhospitalandMaryhelpskidslearntoread.Shelovesreadingbooks.2.WhatdoesMarylove?1.WhatdoesMariolove?3.WhatdoMarioandMaryvolunteertodo?1.volunteertodosth义务做某事，自愿做某事eg:Hevolunteerstohelpothers.Sheisavolunteer.2.astrongfeelingofsatisfaction一种极强的满足感3.thelookofjoy快乐的表情4.bymyself/himself/herself…独自地5.attheageof在......岁时6.after-schoolreadingprogram课后阅读计划7.adreamcometrue“梦想成真”IgotaCDasabirthdaypresent.Itwasjustadreamcometrue!我收到了CD作为一份生日礼物，真是梦想成真了。Readafterthetapeinalowvoiceandmarkthefollowingexpressionsinthearticle.3bReadthearticleagainandanswerthefollowingquestions.1.WhydoesMariovolunteertohelpothers?2.WhydoesMaryvolunteertohelpothers?3b4.WhatdoesMarysayaboutvolunteering?3.WhatdoesMariosayaboutvolunteering?1.WhydoesMariovolunteertohelpothers?Becausehebelievesitcanhelphimtogethisfuturedreamjob.2.WhydoesMaryvolunteertohelpothers?Becauseshecandowhatshelovestodoandhelpothers.Volunteeringisadreamcometrueforher.Hegetssuchastrongfeelingofsatisfactionwhenheseestheanimalsgetbetterandthelookofjoyontheirowners’faces.4.WhatdoesMarysayaboutvolunteering?3.WhatdoesMariosayaboutvolunteering?•StudentsWhoVolunteer•MarioGreenandMaryBrownfromRiversideHighSchoolgiveupseveralhourseachweektohelpothers.•Mariolovesanimalsandwantstobeananimaldoctor.HevolunteersatananimalhospitaleverySaturdaymorning.Mariobelievesitcanhelphimtogethisfuturedreamjob.“It’shardwork,”hesays,“butIwanttolearnmoreabouthowtocareforanimals.IgetsuchastrongfeelingofsatisfactionwhenIseetheanimalsgetbetterandthelookofjoyontheirowners’faces.”languagepointslearning•Maryisabooklover.Shecouldreadbyherselfattheageoffour.Lastyear,shedecidedtotryoutforavolunteerafter-schoolreadingprogram.Shestillworksthereonceaweektohelpkidslearntoread.“Thekidsaresittinginthelibrary,butyoucanseeintheireyesthatthey’regoingonadifferentjourneywitheachnewbook.Volunteeringhereisadreamcometrueforme.IcandowhatIlovetodoandhelpothersatthesametime.3cUseinfinitivestocompletethesentencesbelow.1.Mariowouldlike_____ananimaldoctor.2.Marioworksforananimalhospitalbecausehewants________abouthow_______foranimals.tolearntobetocare3.Marydecided________forajobatanafter-schoolreadingprogramlastyear.Shestillworkstherenow_______kidslearntoread.4.Maryhasadreamjobbecauseshecandowhatsheloves____________.tohelptotryouttodoII.Completethesentences.1.Mybrotherwants_____(be)apilot.2.You’llneverlearn______(ride)abikeifyoudon’tpractice.3.Miketaughthisgrandpahow_____(use)thecomputer.toridetobetouse4.Mr.Smithhelpedtheyoungman______(find)ajob.5.Thestudentsdecided_______(work)outtheproblembythemselves.6.Hevolunteers_______(work)onthefarm.tofindtoworktowork动词不定式动词不定式是一种非谓语动词形式，在句中不能作谓语，没有人称和数的变化。其基本形式为：to＋动词原形，有时to可以省略；否定形式：not+动词不定式动词不定式具有名词、形容词和副词的特征，因此可以在句中作主语、宾语、宾语补足语、定语和状语等。★可以放在一些动词后面用作宾语，这些动词有want,plan,agree,ask等...
