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1、一般现在时的被动语态微课教学设计微课名称一般现在时的被动语态制作教师李军学校旬阳县仙河初中微课类型及对象讲授型九年级学生制作模式录屏软件+PPT微课长度7分26秒制作时间2017年2月18日总体思路利用Camtasia和PPT，从学生熟悉的例句入手，帮助学生了解被动语态的基本结构及用法，指导学生在日常交际及学习中正确地使用被动语态来表达。在教学中，针对考点分析，增强学生的应试能力。微课内容PPT1Introductiontothisperiod.PPT2T:Thisclasslet’stalksomethingaboutthepa
2、ssivevoiceinthesimplepresenttense..T:First,pleasereadtwosentencesonthescreen,wearefamiliarwiththem,Canyoutellmethedifferencebetweenthem,payattentiontotherelationshipbetweenthesubjectsandtheverbs.T:Inthissentence,theverbisinapassivevoice,thenwhatisapassivevoice?【设计意图】通
3、过学生非常熟悉的两个句子，引入到今天的教学内容。同时让学生先自己观察主动语态与被动语态句子中的主谓关系。PPT3T:Asweknow,Englishhastwovoices:theactivevoice（主动语态）andthepassivevoice（被动语态）.Ifaverbisintheactivevoice,thesubjectisthepersonwhoperformstheaction.Thesubjectistheagentoftheaction（动作的执行者）.Ifaverbisinthepassivevoice,t
4、hesubjectisthepersonorthingaffectedbytheaction.Thesubjectistherecipientoftheaction（动作的承受者）.【设计意图】介绍被动语态的概念，突出主语与动词的关系。PPT4T:Whenweexpressourideas,wecanuseboththeactivevoiceandthepassivevoice.Lookatthispicture,ifwewanttointroducethenameofthegardentosomevisitors,wecansa
5、y“WecallthegardentheSlenderWestLake”,atthesametime,wecanalsosay“ThegardeniscalledTheSlenderWestLake.”T:BothofthetwosentencesareOK.Inthefirstsentence,thesubject“we”istheagentoftheaction,soitisinanactivevoice.Inthesecondsentence,thesubject“thegarden”istherecipientofthea
6、ction,soitisinapassivevoice.【设计意图】用两个句子让学生再一次比较主动语态与被动语态。PPT5&6T:Whencanweuseasentenceofpassivevoicetoexpressourideas?Generallyspeaking,passivevoiceispreferableinthefollowingcases.First,whenitisobviouswhoperformstheaction,weusethepassivevoice.Forexample,Englishisspoke
7、ninBritain,Americaandsomeothercountries.Thenewtypeofwashingmachinesissoldinthisshop.Second,Whenwedonotknowordonotneedtoknowwhoperformstheaction,wecanusethepassivevoice.Forexample,Hiscomputerisstolen.Lettersarecollectedateighteverymorning.Third,whentheactionismoreimpor
8、tantthanthepersonwhoperformstheaction,weusuallyusethepassivevoice.Forexample,thelivesofthepatientswitheyeproblemsareimproved
