Unit9-When-was-it-invented教师VIP专享VIP免费

别斯托别中学人教九年级英语全册unit9导学案主备人：汪英Unit9Whenwasitinvented?Period1【学习目标】1.学会谈论发明物的历史。2.掌握一般过去时的被动语态。【学习重难点】一般过去时态的被动语态基本结构：助动词be（was/were）+及物动词的过去分词Athiefwascaughtlastnight.Theywereaskedtospeakatthemeeting.肯定式：Itwasmade.否定式：Itwasnotmade疑问式：Wasitmade?No,itwasn’tYes,itwas【Step1:自学展示】自主完成以下单词和词组1．发明创造2.计算器3.用勺舀4.调整的5.后跟6.电池供电的7.操作8.拖鞋9.加热10.用来做1．Whenwasthecarinvented?Itwasinventedin……2．Whowerethelightbulbsinventedby?Andwhataretheyusedfor?【Step2:合作学习】主动语态与被动语态：英语动词有两种语态,即主动语态(TheActiveVoice)与被动语态（ThePassiveVoice)。主动语态表示主语是动作的执行者/被动语态表示主语是动作的承受者1.TheymaketrainsinSuzhou.主动语态TrainsaremadeinSuzhou.被动语态2.Thefarmersgrowcottoneveryyear.主动语态Cottonisgrownbythefarmerseveryyear.被动语态被动语态的构成:助动词be+(及物动词的)过去分词am(is,are)+done一般现在时was(were)+done一般过去时主动语态变为被动语态的步骤:1.把原主动句中的宾语转换为被动语态的主语.2.把动词改为被动形式,即“be+过去分词”.注意be动词要按新的主语的人称和数进行变化,时态要和原来的主动语态的时态保持一致.3.原来主动语态句中的主语,如果需要,就放在by后面以它的宾格形式出现.如果没有必要就可以省略.其他的成分(定语,状语)不变,句式也不能变.主动语态变被动语态的结构图:Bellinventedthetelephonein1876.主语谓语动词过去时宾语时间状语ThetelephonewasinventedbyBellin1876主语谓语动词的过去分词宾语时间状语交流和展示：将下列各句改为被动语态1别斯托别中学人教九年级英语全册unit9导学案主备人：汪英1）Hewroteanarticlelastweek.2)Thepeoplemakehistory.3）DopeopleuseChineseonlyinChina?4）Theydidn’tvisitthecitytwoyearsago.5）Wheredidyoumakethem?【Step3:质疑导学】1、双宾语buy/makesbsth=buy/makesthforsbgivesbsth=givesthtosb1）Myfatherboughtmeacomputer.Acomputerwasboughtformebymyfather.Iwasboughtacomputerbymyfather.2）Hegivesmeabook.Abookisgiventomebyhim.Iamgivenabookbyhim2、无to不定式变为被动时加上to一感feel二听listento.hear三让let.have.make四看watch.see.lookat.noticeeg.Weoftenseehimplaybasketball.Heisoftenseentoplaybasketballbyus.3、注意动词短语的完整性Thebabyistakengoodcareofbythenurse4、无被动语态的动词.takeplace,happen,comeout,cometrue,die,belongto【Step4:学习检测】一、将下列各句改为被动语态1）Thewomanaskedthepolicemanforhelp.2）TheoldmanonTVtellsastoryonSunday.3）Dotheyusetheboxasatable?4）Shesentmeacollectionlastweek.5）Theteacherdoesn’tteachusmaththisterm.二、用所给动词的正确形式填空：1)Thebike__________(fix)upbyXiaoMingyesterday.2)Sunglasses__________(use)forprotectingpeople’seyes.3)Apicture_________(put)upontheblackboard.4)French___________(speak)inFrance.5)Teenagersshould_________(allow)tochoosetheirownclothes.选择填空。()1.Theletter_____inFrench.Canyoureadittome?Withpleasure.A.wroteB.iswritingC.iswrittenD.iswriting()2.Thiskindofricetastesnice.Doyouknowwhereitisgrown?Yes,it_____inSoutheastChina.A.wasgrewB.hasgrownC.isgrownD.isgrowing()3.Smoking_____inpublicinFrancenow.A.notallowedB.isallowedC.isn’tallowedD.isallow()4.Doyouthinkthatourclassroom_____everyday?—Yes,Ithinkso.A.shouldcleanB.shouldbecleaning()5.Treesandflowers_____everyyeartomakeourcountrymorebeautiful.A.isplantedB.wasplantedC.areplantedD.wereplanted【课堂反思】2别斯托别中学人教九年级英语全册unit9导学案主备人：汪英Unit9Whenwasitinvented?Period2SectionA1a-2c【学习目标】1...