英语人教版九年级全册Unit4SectionA(1a-2d)

1、Unit4Iusedtobeafraidofthedark.SectionA(1a-2d)一、教学目标：1. 语言知识目标：1) 能掌握以下单词：silent,helpful,fromtimetotime能掌握以下句型：Paulausedtobereallyquiet.DidMariousetobeshort?Yes,hedid.2) 能够用英语描述自己或他人过去常常做的事情；发现自己或他人在外表、性格、兴趣等方面所发生的变化。2. 情感态度价值观目标：让学生明白事物是在不断发展、变化的道理，培养学生积极向上的心态。二、教学重难点1. 教学重点：1)生词humorous,silent,help

2、ful,fromtimetotime2)学会描述自己或他人过去常常做的事情基本句型：Iusedto2. 教学难点：usedtodo/be句型三、教学过程I.Warmin1. Lookatthechartin1a,thendiscusswithyourgroupmates.Trytofillinthechartwithwordstodescribepeople.2. LetsomeSssaytheiranswers.LetotherSsaddmore.Appearance:tall,straighthair,short,ofmediumheight,straight/curlyhair,long

3、/shorthair,heavy,thin,ofmediumbuiltPersonality:Outgoing,shy,funny,serious,cute,quiet,kind,brave,friendly,active3. LearthenewwordswiththeSs:humorous,silent,helpful,fromtimetotime,scoren.PresentationShowtwodifferentpicturesofsomefamouspeople.Talkabouttheirdifferences.1. JiangWen:JiangWenusedtowearglas

4、ses,buthedoesntwearglassesnow.2. ZhangyishanZhangyishanusedtobeshort,butheistallnow.T:Explaintheuseof“usedtodo/be”totheSs.川.ListeningListenandfillintheblanksin1b.IV. Pairwork1. Lookatthepicturein1aandmakeconversationsinpairs.V. Listening1. Lookatthewordsin2a,listenandcheckthewordstheyhear.2. Listena

5、gainandfillintheblankswiththerightwordsin2b.W.PairworkTellSstomakeconversationsaboutPaulausingtheinformationin2b.VD.Role-playReadtheconversationandaskSstorole-playtheconversationingroups.Vffl.GrammarIusedtobeafraidofthedark.usedtodosth.过去常常做某事表示过去经常性或习惯性的动作或状态，暗指现在已经不存了，强调过去与现在的对比。usedto的否定形式有两种：did

6、ntuse或usednttousedto用于疑问句时，可借助助动词did，也可以将used提到主语前。e.g.Theyusedtobegoodfriends他们过去是好朋友。（暗示现在不是了）MrsBrowndidntuseto/usednttotravelinsummer.布朗夫人过去夏天不旅游。Didyouuseto/Usedyoutoplaytheguitar?他过去弹吉他吗？【拓展】几个易混结构的比较：结构意义to的作用usedtodosth.过去常常做某事不定式符号use.todosth.用做beusedtodosth.被用来做beusedtodoingsth.习惯于做某事介词use

7、.todosth.用做e.g.Theyusetheknifetocutmeat.他们用刀切肉。beusedtodosth.被用来做某事e.g.Thiskindofwoodisusedtomakepaper.这种木头是被用来做纸的。be/getusedtosth./doingsth.习惯于某事/做某事e.g.Lucyhasbeenusedto（eating）Chinesefood.Luc已经习惯（吃）中餐了。IthinkyouIIgetusedtolttetesoon.我想不久你就会习惯这种气候的。IX. Exercise:根据所给汉语提示完成英语句子。1）Myuncle（以前是个司机）,butnowheisanactor.2）Tomsfather去常常看书）afterlunch.3）Mary（以前常常骑自行车）towork,butnowshe习惯步行）towork.4）Thepencil被用来书写）.Keys:usedtob