高中英语 unit4 Astronomy grammar教案 新人教版必修3 教案 9页

教材章节Unit4课题Astronomy课型Grammar教学目标知识与能力知识内容LetSslearnhowtouseNounClausesasthesubject等级水平(A)识记(B)理解(C)应用(D)分析(E)综合(F)评价能力目标LearntouseNounClausesasthesubject..过程与方法Understandthroughreadingthematerialsanddiscussions.Basedonunderstanding,guideduseofnounclausesinsimulatedsituations.Independentpracticeforconsolidation.情感态度与价值观Communicationisnotonlytocommunicatefactsbutalsomoodsandfeelings.Goodcommunicationofmoodsandfeelingsisamostimportantpartofeffectivecommunication.教学设计重点难点分析theuseofNounClausesasthesubject教学技术设备Multi-media教学环节学习目标1、学习的主要知识theuseofNounClausesasthesubject2、需要掌握的方法Situationcenteredpractice课题概述1、本节知识的主要意义Goodcommunicationofmoodsandfeelingswithnounclausesisamostimportantpartofeffectivecommunication.2、本节知识在知识体系中的地位和联系Learningnounclausesisimportantinunderstandinglongsentences.石家庄市第一中学教案教学环节分析讲解学生活动设计\nStepIRevision1.Checkretellingofthepassage. Theexplosionoftheearthproducedwatervapor,whichturnedintowaterwhentheearthcooleddown.Waterallowedtheearthtodissolveharmfulgasesintotheoceansandseas.Thatmadeitpossibleforlifetobegintodevelop.Thearrivalofsmallplantsencouragedthedevelopmentofearlyshellfishandallsortsoffish.Manymillionsofyearslaterthefirstgreenplantsbegantoappearonland.Laterlandanimalsappeared.Somewereinsects.Others,calledamphibians,wereabletoliveonlandaswellasinthesea.Whentheplantsgrewintoforests,reptilesappearedforthefirsttime.Later,dinosaursdeveloped.Theybecamethemostimportantanimalsontheearthformillionsofyears.Aftertheydisappeared,mammalsbecamemoreimportant.Theywerethelastgroupofanimalsandtheyweredifferentbecausetheyproducedtheiryoungfromwithintheirbodies.Smallcleveranimals,withhandsandfeet,appearedandspreadallovertheearth.Astimewentby,theycoveredtheearthandhavebecomethemostimportantanimalsontheplanet.2.Translatethefollowingsentences.1.你迟早会成功的。2.我的车与你的不一样。3.站在门旁边的那个人是谁？4.他总是第一个来，最后一个离开。5.既然你已经长大了，你自己决定吧。Suggestedanswers:1.You’llsucceedintime.2.Mycarisdifferentfromyours.Previewthispartbyreadingtheprovidedmaterialtogetageneralideaofthedefinitionandfunctionandusageofmodalverbs.\n1.Whoisthepersonstandingbythedoor?2.He’salwaysthefirsttocomeandthelasttoleave.3.Nowthatyouhavegrownupyoucandecideityourself.StepIIWordstudyThispartisaconsolidationofthewordslearntinthisunit.AsktheSstodotheexerciseindependently.1.Page27.FirstletSsfinishPart1and2.(3minutes)T:NowpleaseopenyourbooksandturntoPage27.Firstlet’slearnaboutlanguage.Usethewordsyou’velearntinthisunittofillintheblanksandcompletetheformwithsuitablewords.2.Checktheanswerswiththewholeclass.3.GivetheSsthreeminutestofinishPart3.T:Dividethewordsintotwogroups.Doyouknowwhatdofierceandpeacefulmean?“Fierce”meansviolentandangryorstrong.“Peaceful”meansquietandcalm.4.LetSsreadPart4forawhileandfinishit.5.TurntoPage63Part1and2.FirstletSsfinishthemandchecktheanswer.Keytotheexercises:Part1Across:2.float5.mass6.presence8.carbon9.mobileDown:1.planet2.force3.astronomy4.explore7.circlePart21.energetic2.surface3.dependson4.gradually5.exists6.prevent…from7.spread8.aremultiplying9.Nowthat6.Part3canbehomeworkiftimeislimited.\nStepIIIPreparationShowsomeexamplesentencesonthescreen.1Atreehasfallenacrosstheroad.2Youareastudent.3Tofindyourwaycanbeaproblem.4Smokingisbadforyou.5“Howdoyoudo?”isagreeting.6Whatshesaidisnotyetknown.7Thatweshallbelateiscertain.8It’scertainthatweshallbelate.T:Lookatthescreen.Whatpartdoestheunderlinedpartserveasineachsentence?Orfinditssubjectineachsentence.S:.Alltheunderlinedpartsserveassubjectineachsentence.T:Nowlookatsentence6and7.Findoutthesubjectofeachsentence..S:“whatshesaid,thatweshallbelate”.T:Wecanseefromthesesentencesthatasentenceservesassubject,sowecallitSubjectClause.Nowlookatsentence8.What’sthesubject?S:“it.”T:Yes.Butit’snottherealsubject.What’stherealsubject?S:“weshallbelate.”T:Youarequiteright.WhenthesubjectinaSubjectClauseislong,weusuallyuse“it”servesassubject,andtherealsubjectisputatthebackofthesentenceledby“that”.Areyouclear?S:Yes.\nT:NowremembersomewordsthatcanleadSubjectClause.TurntoPage95.Theyare“that,whether,who,what,which,when,where,how,why”.Allofyoushouldlearnthembyheart.NowturntoPage28.WhatIwantyoutodoistofindthreemoresentenceswithsubjectclausesfromthereadingpassage.StepIVGrammar1.Givethemsometimetofindthesentencesinthepassage.Thencollectanswersfromtheclass.Showtheanswers:1….Becauseitwasnotclearwhetherthesolidshapewastolastornot.2.Whatscientiststhinkisthattheearthwasdifferentbecauseof……3.Whetherlifewillcontinueontheearthformillionsofyearstocomewilldependon……2.ShowtypicalexamplesofhowtomakeaSubjectClause.GuidetheSstofindoutwhatchangeswehavetomakewhenwemakeasentenceorcombinetwosentencesusingSubjectClause.TeachersshowtheexampleandSswritedownthesentences.It’scertain.We’llbelate.It’scertainthatwewillbelate.orThatwe’llbelateiscertain.Ishecomingornot?Wedon’tknow.Whetherheiscomingisnotknown.Whatdoeshewanttotellus?Wedon’tknow.Whathewantstotellusisnotknown.Understanding,thinkingandindependentexerciseLookback,thinkandanswerquestions\nWhenwillyoucomeback?Itdoesn’tmatter.Whenyouwillcomebackdoesn’tmatter.T:Nowwe’llcometoPart2.Thesentencesontheleftarecomplexandnounclauses.Thesentencesontherightaresimplesentences.Whatweshoulddoistomakeachangebetweenthem.NowfinishPart2assoonaspossible.Payattentiontothat“dieout”means“extinction”.Ssdoitanddiscusstheanswers.Showtheanswers:Howfishdevelopedfromearlyshellfishiswell-known.Whatreptileslooklikeandhowlargetheyareisstrange.Theextinctionofdinosaurisamystery.Theimportanceofearlyplantswasnotknowntoscientists.3.T:TurntoPage64.Readthefollowingpassagequicklyandfinishtheeightsentences.Checktheanswer:1.what2.what3.why4.what5.where6.when7.how8.what4.Haveadiscussioninpairs.Thetopicis“MyProblem”.Onetalksaboutproblemsinhisstudyorlife,theothergivessomeadvice.Remindthestudentstousethefollowingstructures:Myproblemis…Thedifficultyis…Mytroubleis…Thequestionis…Myadviceis…\nWhatIthinkaboutitis…Thefactis…Mysuggestionis…Sampledialogue:S1:HowareyougettingonwithyourEnglish?S2:Notverywell.S1:What’swrong?S2:MyproblemisthatIcan’tremembersomanywords.S1:Youshouldspendmoretimeinrememberingthem.S2:ThefactisthatIhavespenttoomuchtime.AndthequestionisthatIrememberthemquicklyandIforgetthemquickly,too.S1:Myadviceisthatyoucanrememberthewordsinsentences.S2:Goodidea!I’lltakeyouradvice.石家庄市第一中学教案\n当堂训练1.___youtoldmeisveryuseful.A.ThatB.WhatC.WhetherD.Which2.___he’llcomeisknowntousall.A./B.WhetherC.IfD.That3.___shecouldn’tunderstandwas___fewerandfewerstudentsshowedinterestinherlessons.A.What;whyB.That;whatC.What;becauseD.Why;that4.___youdon’tlikehimisnoneofmybusiness.A.WhatB.WhoC.ThatD.Whether5.___the2008OlympicGameswillbeheldinBeijingisnotknownyet.A.ThatB.IfC.WhetherD.Whenever6.___leavestheroomlastoughttoturnoffthelights.A.AnyoneB.ThepersonC.WhoeverD.Who7.___isafactthatEnglishisbeingacceptedasaninternationallanguage.A.ThereB.ThisC.ThatD.It课堂小结连接词的选用取决于从句中缺乏的成分课后作业1.FinishPart3(P29)2.FinishPart3(P64)\n板书设计Nounclauses1.subjectclauses2.objectclauses3.predicativeclauses4.appositiveclause教学反思