辽宁省丹东七中九年级英语《Unit9》教案人教新目标版教学目标：学会谈论重要发明的历史及途径针对各项发明的用途及特点，发表自己的看法，并说明理由学习被动语态开阔学生的思路，培养学生的创造精神让学生展开丰富的想象，谈谈自己的感受重点词：salty,sweet,sour,pleasant,potatochips,slipper,leaf,fire,scoop,lightbulb,telescop,语言目标：Whenwasthetelephoneinvented?Ithinkitwasinventedin1876.语言结构：被动语态的肯定句与疑问句Unit9第1课时Teachingaims学习一般过去时的被动语态和特殊疑问句。Teachingofnewlesson1.Warm-upAskthestudentstobefamiliarwiththewordsbelowaccordingtothepicturesoncomputer.Telephone,calculator,car,personalcomputer,TV,electriclight,lightbulb,alarm,clock,microwaveoven,electricslipper.2.Presentation1)教学Whenwasthecarinvented?Itwasinventedin……Choosethethreeinventionsoftheseandaskstudentstoguesswheneachonewasinvented.Forexample,youmightchoosecar,telephone,andpersonalcomputer.Haveseveraldifferentstudentsguessandwritethedatesontheboard.Asktheclasstorepeatthequestionsandanswers.[T=Teacher,S=Student]T:Whenwasthecarinvented?(Classrepeat.)T:Good.NowJackie,whatwasyourguess?S1:1900T:OK.Jackie,repeatafterme.Thecarwasinventedin1900.Repeattheprocesswithseveraldifferentinventions.Atlast,makestudentsfindouttherealdates.2)教学Whowerethelightbulbsinventedby?Andwhataretheyusedfor?呈现Edisonandlightbulbs的画面。TellthestudentsEdisoninventedlightbulbs.Thenaskthestudentstoanswerthequestionsbelow.T:Whowerelightbulbsinventedby?(Classrepeat)T:Good.NowClassrepeatafterme.TheywereinventedbyEdison.3)教学操练1a,1c,2c学生看书本上1a的图画，根据图画，把1a,1c,2c中的语言点综合起来，叫学生相互间回答问题。并用刚刚学到的目标句型来操练。最后，抽查几对学生，让他们在全班面前，按要求进行对话。4)教学1b,2a,2b首先，帮助学生明确本题的要求。接着，听力练习，学生根据录音内容完成1b,2aand2b.最后，重放一遍录音内容，学生跟读。3、ConsolidationandExtension.完成一个任务Asksomestudentstoreadaboutaninventionusinganencyclopediaorotherbookfromthelibrary,orbylookingupinformationontheInternet.Havethestudentswriteupashortreportanddrawasimplepictureoftheinventionorbringinaphotoofit.Askeachstudentstoshowthepictureandreadhisorherreporttotheclass.Homework1、根据时间和人物写出发明物。1)1885____________2)1876________________3)1927____________4)1976________________5)JulieThompson__________6)ChelseaLanmon______板书设计：教学反思：Unit9第2课时Teachingofnewlesson1.Warm–up:Askthestudentstopracticespeaking.A:Whenwas……invented?B:Itwasinventedin……A:Whowasitinventedby?B:Itwasinventedby……A:Whatisitusedfor?B:Itisusedfor……2.Presentation.1)教学helpful,annoyingAskstudentstogivesomeexamplestoshowwhateachwordmeans.Forexample.Avacuumcleanerishelpful.Averyloudtruckisannoying.2)教学3a呈现alarmclock,lightbulb,microwaveover,tea,andsoon的画面。Thenaskthestudentsthefollowingquestions.T:Isthelightbulbusefulorannoying?(Opinionsmaydiffer.)S1:Ithinkit’suseful.T:Whyisit?S1:Well,itgivespeoplemoretimetoworkandplayeveryday.Thenaskthestudentstomakealistoffivehelpfulinventionsandfiveannoyinginventionsontheirown.Givetheclassaboutfiveminutestodothis.3)教学操练3bAskthestudentstoworkinpairthefollowingtalkusingthetargetlanguage.A:Whatdoyouthinkisthemosthelpful/annoyinginvention?B:Ithinkthemosthelpful/annoyinginventionis……A:Whyisthat?B:Well,itgivespeople……3.ConsolidationandExtensionImaginethatyouarealoneonatinyisland,Choosefiveinventionsyouwouldliketohaveontheislandw...
