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Unit2I’llhelptocleanupthecityparks.Period3SectionAGrammarFocus—4c【课型】语法课学习目标1.学习掌握下列单词和句型:单词:raise;alone句型:(1)I’dliketohelphomelesspeople.(2)Shedecidedtotryoutforavolunteerafter-schoolreadingprogram.(3)Youcouldaskhospitalstoletyouvisitthekidsandcheerthemup.(4)Mariobelievesitcanhelphimtogethisfuturedreamjob.(5)Shevolunteersthereonceaweektohelpkidslearntoread.(6)I’mmakingsomesignstoputuparoundtheschool.学习过程【课前预习】1.我想去帮助无家可归的人。I’dhomelesspeople.2.你可以请求医院允许你探访儿童并让他们变得高兴。Youcouldhospitalsyouvisitthekidsandcheerthemup.3.她自愿一周去那里一次帮助孩子们学习阅读。Shethereonceaweekkidslearntoread.4.她决定了参加一个志愿者课后阅读节目的活动。Shetryoutforavolunteerafter-schoolreadingprogram.5.马里奥相信这会帮助他获得他的理想工作。Mariobelievesitcanhelphimhisfuturedreamjob.6.我正在制作一些告示,并将它们张贴于学校里。I’mmakingsomesignsaroundtheschool.【课堂探究】探究一:动词短语1.动词短语的分类(1)+。如:lookfor寻找;lookat看;learnfrom向……学习;takeafter与……相像;hearfrom收到(某人的)信;preparefor为……准备;feellike想要(2)+。如:pickout挑选;takeaway拿走;wakeup叫醒;putoff推迟;turndown拒绝;giveout分发;thinkover考虑;giveup放弃(3)++。如:comeupwith提出;runoutof用完;getalongwith与……相处;dowellin擅长;lookforwardto期望(4)++。如:takepartin参加;makeuseof利用;payattentionto注意;takecareof照顾(5)++。如:bestrictwith对……要求严格;beangrywith对……生气;bedifferentfrom与……不同;beinterestedin对……感兴趣(6)其他类型。如:makesure确保;have...incommon与……有共同点;takeone’splace代替;takeatrip去旅行;keep...tooneself保守秘密2.动词短语的用法(1)以介词结尾的动词短语,后面常接、或作其宾语,宾语必须放在介词的后面。(2)“动词+副词”结构的动词短语后面可以接、或作其宾语。接名词时,该名词可以放在副词之后,也可以放在动词和副词之间;接代词时,该代词只能放在。探究二、动词不定式动词不定式的基本形式是“to+动词原形”,有时to可以省略。动词不定式在句中可以作主语、宾语、表语、定语和状语,还可用在复合结构中。1.作主语动词不定式作主语时,常用作形式主语,而把作真正主语的动词不定式(短语)放在句尾。如:Itisdifficulttofinishtheworkinanhour.在一个小时内完成这项工作是困难的。2.作定语动词不定式作定语,要放在它所修饰的名词或代词。如:Wouldyoulikesomethingtoeat?你想吃点什么吗?3.作宾语(1)refuse,decide,hope,agree,choose,wish,learn等动词后常接动词不定式作宾语。(2)动词不定式可以和what,which,how,where,when等连用,构成“”结构,作动词或介词的宾语。4.作(1)ask/like/tell/want/...sb.+todosth.(2)let/have/make/feel/hear/see/watch/...+sb.+dosth.(3)helpsb.(to)dosth.(动词不定式to也带,也可省略)5.作如:Hisdreamistobeadoctor.他的梦想是成为一名医生。6.作如:Theboyisoldenoughtolookafterhimself.这个男孩足够大,可以照顾他自己了。【课堂练习】一、用所给单词的适当形式填空。1.Thelittleboyaskedme(help)himfindhismother.2.LastSunday,IwenttoBeijing(visit)myuncle.3.Mymotherwantsme(drink)aglassofmilkeverymorning.4.Afterthinkingforawhile,Jennydecided(notgo)toJohn’sbirthdayparty.5.Theyplan(work)inthefactoryafterleavingschool.二、用方框中所给短语的适当形式填空。cleanup,cheerup,handout,comeupwith,putoff,hangup,callup,giveup,carefor,tryoutfor1.Mybrotherwantstothefootballteam.2.Theroomistoodirty.Youshoulditatonce.3.Theydecidedtothemeetingtonextweekbecauseofthecomingholiday.4.Thekindwomanherseattoanoldman.5.Helenlostherpetdog.Weshoulddosomethingtoher.6.Wemustanideatomakethemachinerunfaster.7.Jack!Pleasehelpmethepapers.8.Theoldwomanoftenhelpstoourchildrenwhenweareout.9.ChildrenstockingsattheendoftheirbedsbeforegoingtobedonChristmasEve.10.Ihimatfiveo’clock,buthedidn’tcallbackuntilsix.【自我反思】1.我的收获:2.我的易错点:参考答案课前预习1.liketohelp2.ask;tolet3.volunteers;tohelp4.decidedto5.toget6.toputup课堂探究探究一:1.(1)动词;介词(2)动词;副词(3)动词;副词;介词(4)动词;名词;介词(5)be;形容词;介词2.(1)名词;代词;动名词(2)名词;代词;动名词;动词和副词之间探究二、1.it2.之后3.疑问词+动词不定式4.宾语补足语5.表语6.状语课堂练习一、1.tohelp2.tovisit3.todrink4.nottogo5.towork二、1.tryoutfor2.clean;up3.putoff4.gaveup5.cheer;up6.comeupwith7.handout8.carefor9.hang;up10.called;up