Unit2OnwardsandUpwardsUsinglanguage语法3教案高中英语选择性

课题：OB1U2Grammar(3)ingandtoinfinitiveasobject课型：新授课课时：Period3授课班级：高2025届班授课人：授课时间：学习目标：Sscanknowthedefinitionandstructureofingandtoinfinitive;Sscanapplytheingandtoinfinitiveasobjectproperlybasedonthecontext;Sscanmastertheskillsofjudingthecorrectformofingandtoinfinitive;4.Sscanbuildupconfidenceinusingtheingandtoinfinitiveasobject.教学重点：Sscanknowthedefinitionandstructureoftheingandtoinfinitiveasobject.教学难点：Sscanapplytheingandtoinfinitiveasobjectproperlybasedonthecontext.教学准备：1.Multimedia;2.Blackboard&chalk;3.Textbook,etc.教学过程：Step1.Leadin【教师活动】Greetings；Revision：AskSstorecalltherevelantgrammarpointsrelatedthenonfiniteverbs【学生活动】Ssrecalltherevelantgrammarpointsrelatedthenonfiniteverbs.【设计意图】Arousestudents’interestinlearningtheingandtoinfinitiveasobject.Step2.StudyingtheRule【教师活动】AskSstoreadthepassageandthinkaboutwhentousetheinganstoinfinitiveasobject.Iusedto①liketogo/goingtoourlocalcinema.Itwasoldandratherunfortable,butitwasspecial.Theowner③feltlikegoingonrunningthecinema,buthecouldn't④affordtomakealotofimprovements.Itwasfiveminutesbeforetheend,andwewere⑦tryingtoworkoutwhowasthemurdererwhensuddenlyallthelightswentoutandthefilmstopped.Wesatinthedarkforafewminutes,andthentheownerappearedwithatorch.“I⑧regrettotellyou,”hesaid,“thatourelectricityhasfailed.Idon't⑨meantodisappointyou,butI'mafraidwecan'tshowyoutheendofthefilm.【学生活动】Sslookatthefollowingsentencesaboveandstudytherulesingroups.【设计意图】TomakeSshaveaclearunderstandingofthestructureofthetoinfinitiveasobject.Step3.FindingtheRule【教师活动】常接动词不定式作宾语的动词1．只跟动词不定式作宾语的动词：afford、agree、decide、determine、expect、aim、hope、manage、refuse、want、wish、offer、promise、pretend、happen(碰巧)等。(1)Havingspentnearlyallourmoney,wecouldn'taffordtostayatahotel.我们几乎花光了所有的钱，因此住不起旅馆了。Ifyouhappentogetlostinthewild,you'dbetterstaywhereyouareandwaitforhelp.如果你碰巧在野外迷路了，最好待在原地，等待帮助。2．动词不定式作宾语，通常有三种形式：形式用法例句一般式一般式不定式(todo)所表示的动作通常与谓语动词所表示的动作(状态)同时发生，或在它之后发生。当不定式的逻辑主语是其所表示的动作的承受者时，用被动形式(tobedone)。◆Ihopetoseeyouagain.我希望再见到你。◆Herefusedtobephotographed.他拒绝让人拍照。进行式进行式不定式(tobedoing)所表示的动作与谓语动词所表示的动作同时发生，并强调动作的持续性或动作正在进行。无被动形式。◆WhenIcamein,hepretendedtobesleeping.当我进来时，他假装正在睡觉。完成式完成式不定式(tohavedone)所表示的动作发生在谓语动词所表示的动作之前。当不定式的逻辑主语是其所表示的动作的承受者时，用被动形式(tohavebeendone)。◆Heseemstohavecutoffthewatersupply.他好像已切断了供水。完成进行式完成进行式不定式(tohavebeendoing)所表示的动作发生在谓语动词所表示的动作之前；但是，当谓语动作发生时，不定式的动作可能正在发生，也可能停止。无被动形式。◆TheboywassaidtohavebeenstudyingintheUK.据说那个男孩正在英国学习。【学生活动】Ssfindtheruleoftheingandtoinfinitiveasobjectbasedonthecontext.【设计意图】TomakeSsmastertheusageoftheinganstoinfinitiveasobjectthroughgroupdiscussion.Step4.ApplyingtheRule【教师活动】AskSstopletethepassagewiththecorrectformoftheverbsinbrankets.(1)Activitiesthererangefromwhalewatchingtohiking(远足)andacmodationsaimtohave(have)alowimpactonthenaturalenvironment.(2)Chineseresearchershopetouse(use)theinstrumentsonboardChang'e4tofindandstudyareasoftheSouthPoleAitkenbasin.(3)Wearrangedtomeetatthecinemaat7：30,buthefailedtoturn(turn)up.(4)Shepretendedtobelistening(listen)tothemanager,butactuallyshewasthinkingaboutsomethingelse.(5)LookattheprideonTom'sface.Heseemstohavebeenpraised(praise)bythemanagerjustnow.【学生活动】Sspletethepassageusingtheinganstoinfinitiveasobject.【设计意图】TohelpSsconsolidatewhattheyhavelearntabouttheinganstoinfinitiveasobject.Step5.Summary【教师活动】GuideSstosumupwhattheyhavelearntaboutthepassage.【学生活动】Trytosummarizethecontentofthisclasswiththeguidanceoftheteacher.【设计意图】ExerciseSs’abilityoforalexpression.Step6.HomeworkFinishtheexercisesrelatedtheingandtoinfinitiveasobject.1．Theoldmanexpectstoget(get)achancetoattendtheopeningceremonytobeheldinthestadium.2．I'mreallyverysorry，butIdidn'tmeantoharm(harm)youjustnow.3．You'dbettersetasidesometimetopracticespeaking(speak)Englisheveryday.4．Ireallyappreciatebeinggiven(give)sucha