高中英语必修7Unit3 The world online--Grammar and UsageVIP专享VIP免费

Unit3Theworldonline--GrammarandUsageTeachingperiods:2periodsTeachingAims:Tolearnsomebasicinformationaboutlinking-verbs.Tosummarizecommonandimportantlinking-verbs.Toapplywhattheylearntopracticebydoingsomemultiplechoices.TeachingKeyPoints:Theusagesoflinking-verbsTeachingProcedure:Step1:Lead-inQ:Whatisalinkingverb?A:Alinkingverbisawordusedtoconnectthesubjectofasentencetofurtherinformationaboutthestatewhichthesubjectisin.Step2:IntroductionPointoutthelinkingverbs1.IamZhuZhenfei.2.SurfingtheInternetisreallyinteresting.3.WearenowinneedofEnglishteachers.4.Thequestionishowtosolvetheproblem.5.WhatwewanttoknowiswhowillgiveusthelecturenextMonday.6.Yoursuggestionsoundsreasonable.7.Itseemsthateveryonehereknowshimquitewell.8.Milkgoesbadeasilyinsummerifyoudonotputitinthefridge.Step3:Presentation连系动词（即系动词）用于连接主语和表语，说明主语的状态，性质，特征或身份。常见的系动词是be,它的三种变化形式为：am,is,are.除了be动词之外还有一些，他们大致可分为四类：1表示“似乎“如：appear,seem.Sheappears/seemallright.Theyappear/seeminfavouroftheInternet.Heappears/seemtobeveryfriendlywithus.Theyappear/seemtohavemisunderstoodme.Itappears/seemthatshewillwin.Itappearsseemtomethatyouareallmistaken.试比较：Heseems(tobe)forty.他似乎四十岁了。（说话人有一定根据）Heappears(tobe)forty.他看上去四十岁。（从外表上看）2.表示“感觉”如：look,sound,feel,taste,smellThatsoundswonderful,butsomepeopleclaimthattheInternetisawasteoftime.Ifyoualwayseatfastfood,vegetablesmaynottastedelicioustoyou.ItfeelsgoodtositinfrontoftheTVafterahardday’swork.Whenhegotuponstage,helookedalittlenervous.TheairoftensmellsbadinInternetcafes.用心爱心专心116号编辑表示“变化”如：become,come,get,grow,turn,fall,goLeavesturngreeninspring.Theboywillgomadifyoudon’tallowhimtousethecomputer.Yoursonhadgrownmuchtaller.Hegetseasilyexcitedwhenplayingcomputergames.Shefellasleepthemomentshegotintobed.4.表示其他含义如：keep,remain,stay,stand,proveTheInternetprovedofgreatvaluetousduringourproject.Youshouldn’tkeepquietinadebate.Peoplestayedsilentandlistenedtous,andapplaudedattheend.Forthesereasons,IbelievetheInternetremainsapositivetoolthathelpsmakeourlivesbetter.Step4:PracticeA.TranslationsI:1.PeterbecameajudgebutJohnremainedafisherman.2.HisknowledgeofFrenchremainedveryweak,becausehewasnotgoodatlearninglanguages.3.Thedoorremainedclosed.4.Youcan’tlettheroomremainlikethis.5.Itremainstobeproved.B:translationII:1.那个老头似乎聋了。2.她显得很健康。3.她不感觉足够的安全。4.这个混合物闻起来很难闻。5.现在我的梦想已经变成了现实。6.詹姆斯一年年地长大了。7.你必须保持身体健康。8.今天的乡村音乐还是与从前一个样。Step5:Extension使用连系动词时应当注意以下几个问题：（一）除be以外的连系动词在用法上与be有点不同，有be动词的句子变为疑问句或否定句时直接前提或加not。Heisintheclassroom.他在教室。→Isheintheclassroom?他在教室吗？→Heisnotintheclassroom.他不在教室。而其他连系动词变疑问句或否定句时与实义动词相同。Thelanguagespokenintheseplacesstayedthesame.那些地方讲的语言都是一样。→Didthelanguagespokenintheseplacesstaythesame?那些地方讲的语言都是一样吗？→Thelanguagespokenintheseplacesdidn'tstaythesame.那些地方讲的语言不都一样。（二）A:一般来讲，连系动词之后用形容词作表语可表示主语的性质、特征，这时用“怎么用心爱心专心116号编辑样”提问。如：Thebookisinteresting.(interesting是形容词，表示主语book的性质，对表语进行提问可以说：Howisthebook?(这本书怎么样？）B:名词作表语表示主语...