九年级unit6 Section A 1a-1c

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1、Unit6Whenwasitinvented?Period1SectionA(1a-1c)一、教学目标：1.语言知识目标：1)能掌握以下单词：heel,scoop,electricity,style,project,pleasure,zipper,daily,website,pioneer,list,mention能掌握以下句型：①—Whenwasthetelephoneinvented?—Ithinkitwasinventedin1876.②—Whataretheyusedfor?—Theyareusedfor

2、seeingatnight.2)能谈论物品被发明的时间、发明者，表达某发明的用途。2.情感态度价值观目标：了解一些近现代发明的时间及用途，激发自己热爱发明的情感。培养想象力，善于观察事物。面对难题，用积极的态度去解决，发挥想象力，认识世界，改造世界。二、教学重难点1.教学重点：1)本课时的单词、词组和句型，学习运用一般过去时态的被动语态。2)学会询问发明时间及用途的基本句型：—Whenwasthetelephoneinvented?—Ithinkitwasinventedin1876.—Whataretheyus

3、edfor?—Theyareusedforseeingatnight.2.教学难点：运用一般过去时态的被动语态来讨论发明的发明时间及用途。三、教学过程I.Warmingup1.Doyouknow?（谈论中国古代的四大发明）T:WhataretheFourGreatInventionsinancientChina?S:paper-making、printing、compass、gunpowder展示四大发明图片。T:Doyouknowwhoinventedtheseinventions?S1:CaiLunS2:Bi

4、ShengⅡ.Presentation1、引导学生们学习一般过去时态的被动语态结构。Itwasinvented…T:Paperwasinventedin105A.D.依次练习其他发明。2、Showsomemoderninventionsandtalkabout.Ⅲ.Talking1.Lookatthepicturesin1a.Discusswithyourgroup,inwhatorderdoyouthinktheywereinvented?Trytonumberthem[1-4].2.Ssdiscusswith

5、theirpartnersandnumberthepictures.3.Talkingabouttheinventions:A:IthinktheTVwasinventedbeforethecar.B:Well,IthinktheTVwasinventedaftertheTV.Ⅳ.Listening(1b)1.T:TellSslookatthepicturesandyearsontheleft.2.PlaytherecordingfortheSstolisten.3.Sslistentotheconversati

6、onandtrytomatchtheinventionwiththeproperyear.4.Playtherecordingagain.5.Checktheanswers.6.Listenagainandfillintheblanks.(ppt)7.Lookatthepicturesandcompletethesesentences.(ppt)Ⅴ.Pairwork(1c)1.Sstrytoremembertheinventionandtheyear.2.StudentB,coverthedates.Studen

7、tA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.3.Letsomepairsaskandanswerinpairs.e.g.A:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.…Ⅵ.Summariesvmoderninventionsvbeinventedinvneedtovtakeahistoryclassvcouldn’

8、taffordonevinthosedaysvpersonalcomputersⅦ.PracticeHomeworkPairworkingroups.