人教版（2024）七年級英語上冊教學課件Unit 2 Lesson 3 Grammar Focus (3a-3d)

Unit2We’reFamily!SectionAWhatisyourfamilylike?GrammarFocus(3a-3d)LearningObjectivesInthislessonyouwill:1.introduceyourfamilymembersfollowingthesubject-verbagreementrules;2.mastertheusageofauxiliaryverbs“do”and“does”.3.identifytheownershipusing-’s.ReadaboutLinlin’sfamilyandguesswhichsentenceiscorrect.Linglinghasayoungerbrother.Linglinghaveayoungerbrother.LinlinHermomcookdinnerforthefamilyeveryday.Hermomcooksdinnerforthefamilyeveryday.Herdadalwayswalkthedogsafterdinner.Herdadalwayswalksthedogsafterdinner.Linlinandherbrotherliketoplaywiththedogsverymuch.Linlinandherbrotherlikestoplaywiththedogsverymuch.Linlinhasayoungerbrother.Linlinhaveayoungerbrother.Hermothercooksdinnerforthefamilyeveryday.Hermothercookdinnerforthefamilyeveryday.Herfatherwalksthedogafterdinnereveryday.Herfatherwalkthedogafterdinnereveryday.Linlinandherbrotherliketoplaywiththedog.Linlinandherbrotherlikestoplaywiththedog.Why?沒有遵循主謂一致原則注：請老師注意引導，PPT上只呈現(xiàn)關(guān)鍵點。Readthesentences.Canyoucirclethesubjectsandtheverbs?TengFeiandhisgrandfatherplayping-pongeveryweek.TengFei’sgrandfatherlovessport.Theyhavesomeniceping-pongbats.TengFei’sfatherhasafishingrod.Doyouplaythepiano?Yes,Ido./No,Idon’t.Doesyourfatherspendalotoftimefishing?Yes,hedoes./No,hedoesn’t.Doesyourmotherhaveapiano?Yes,shedoes./No,shedoesn’t.Howdotheverbformschangewiththesubjects?TengFeiandhisgrandfather

playTengFei’sgrandfatherlovesTheyhaveTengFei’sfatherhasDoyouplayIdo./Idon’t.DoesyourfatherspendHedoes./Hedoesn’t.DoesyourmotherhaveShedoes./Shedoesn’t.注：請老師總結(jié)學生回答并板書，此處用板書比PPT呈現(xiàn)效果好。主謂一致原則(Subject-VerbAgreement)主謂一致是指謂語動詞與主語在人稱和數(shù)上保持一致，即主語的單復數(shù)決定謂語動詞的單復數(shù)。一般來說，語法形式或意義上是單數(shù)的主語，謂語動詞用單數(shù)形式；語法形式或意義上是復數(shù)的主語，謂語動詞用復數(shù)形式。語法形式或意義是單數(shù)的主語，例如：He/She/ItTheapple/bookThecat/dog/birdTheboy/girlTengFei’sfatherMrSmith/MsGaoThegirlgoestoschoolbysubway.MrLiteachesusChinese.Thecatsleepsonthebed.MrSmithcomesfromtheUS.語法形式或意義是復數(shù)的主語，例如：We/They/YouStudents/TeachersTheseflowers/treesMyparents/friends/classmatesThechildren/kidsThedogs/cats/birdsWeloveourcountry.Thebirdsflyoverthetree.Thestudentsstudyveryhard.Myparentswalkeverymorning.謂語動詞的復數(shù)形式一般用動詞原形來表示。謂語動詞單數(shù)形式的書寫規(guī)則a.b.c.d.e.f.通常在動詞詞尾加sworks,writes,wants以ch,sh,s,x或o結(jié)尾的詞加eswatches,teaches,pushes動詞輔音+y結(jié)尾，變y為i加esflies,cries,studies助動詞have的第三人稱單數(shù)形式是hasbe動詞的單數(shù)形式，在一般現(xiàn)在時和現(xiàn)在進行時中是is，過去時中是was當主語為I時，be動詞為am，過去時為wasFillintheblanks.1.Thecat_______(sleep)onthecouch.2.Thechildren_______(have)theirbooksopen.3.Thecar_______(park)intheparkinglot.4.Thebirds_______(fly)southeverywinter.5.Mydad_______(have)amountainbike.Hespendsalotoftimeoncycling.sleepshaveparksflyhasCompletethepassagewiththecorrectformsoftheverbsinthebox.belikelookmakeplaytalkhaveIhaveabrotherandsister.Mybrotheristall,andhe_____shorthair.Heisreallyfunny,andheoften_____uslaugh.Mysister_____verydifferent.Sheisshort,andshehaslongbrownhair.Sheisaquietgirl.Shereally_____reading.I’mnottallorshort.Idon’t_____orreadmuch.ButI_____theviolinverywell.Ialsolikeplayingtennis.We_____alldifferent,butwehavealotoffuntogether.hasmakesislikestalkplayare助動詞do和does助動詞通常輔助主要動詞表現(xiàn)時態(tài)、語態(tài)以及變成否定、疑問句結(jié)構(gòu)等，它不能離開主要動詞單獨使用。除了主語是第三人稱單數(shù)時用does，其余人稱都用do。助動詞do和does的用法1.助動詞do和does幫助句子構(gòu)成一般疑問句Doyouryoungersistershavethisbook?Dotheylikedogs?Doyouwantsomebread?Doyouhaveabike?Yes,they/we/Ido.No,they/we/Idon’t.結(jié)構(gòu)：Do/Does+主語+動詞原形+其他？DoesLucylikethebluebike?Doesitrainalotinyourcity?Doesyourbrotherlikeeatingmeat?Doesyourteachergiveyouhomeworkeveryday?Yes,she/he/itdoes.No,she/he/itdoesn’t.2.助動詞do和does幫助句子構(gòu)成否定句結(jié)構(gòu)：主語+don’t/doesn’t+動詞原形Ilikeapples.Idon’tlikeapples.ShelikesEnglish.Shedoesn’tlikeEnglish.Ihavesomewater.Idon’thaveanywater.Hedoeshishomework.Hedoesn’tdohishomework.Askandanswerquestionsabouteachother’sfamily.PairWorkDoyouhaveanysistersorbrothers?Doesyourfatherplayanysport?Doesyourmotherlikemusic?...Lookatthepictures.Whatarethese?teasetwritingbrushjumpropesissorA:Whosewritingbrushisit?B:It’s___________.She’slearningcalligraphy（書法）now.Linlin’sA:IsitLingling’sjumprope?B:No,itisn’t.It’sher________.Helovessports.brother’sA:Whosescissorisit?B:It’s_______________.She’sgoodatpapercutting.Linlin’smom’sA:Whoseteasetisit?B:It’s____________________.Theylikedrinkingteaverymuch.Linlin’sgrandparents’名詞所有格名詞所有格是名詞之間表示所有或所屬關(guān)系的語法結(jié)構(gòu)。它主要有兩種形式：’s所有格和of所有格。’s表示有生命物的名詞的所有格。s的讀音和名詞復數(shù)加s的讀音基本相同?！畇所有格1.單數(shù)名詞詞尾加’s，復數(shù)名詞詞尾如果沒有s，也要加’s。Peter’shomeTom’scapMary’snosewomen’ssmilechildren’sschoolbags2.名詞已有復數(shù)詞尾s，詞尾加’即可。yourparents’roomthekids’schoolbagsthestudents’deskstheteachers’reading-room※注意區(qū)分一個人的一件東西多個人的多件東西theboy’sjackettheboys’jacketsmyparent’scartheparents’carsmyboss’shatmybosses’hatsthewoman’sdressthewomen’sdressesthechild’stoythechildren’stoys3.表示各自擁有時每個名詞的詞尾都要加’s。Ella’sandEmma’sroomsLily’sandJack’snotebooksthecat’sanddog’sfoodbowlsmysister’sandbrother’ssmartphones4.表示共同擁有時，只需在最后一個名詞詞尾加’s。

EllaandEmma’sroomTimandTina’sparentsthecatanddog’sfoodbowlmysisterandbrother’scomputer5.表示無生命物的所有關(guān)系多用“of+名詞”結(jié)構(gòu)。

thetitleofthenovelthewindowofthehousetheendoftheroadthesubjectofthesentenceCompletethesentenceswiththecorrectpossessiveform(’s)ofthewordsinbrackets.1.Thisis______(Kate)cat.Itlikesfishverymuch.2.Thisis______________(EllaandEmma)classroom.Theylovetheirbigandcleanclassroom.3.Thesearemylittle_______(brother)balls.Theyplaywiththemintheplaygroundeveryday.Kate’sEllaandEmma’sbrothers’4.A:Whosecapsarethese?B:They’remy___________(grandparents).Theylikewearingcaps.5.A:Whoseschoolbagisthis?B:It’s________(TengFei)