Unit 9 When was it invented.docx
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Unit9Whenwasitinvented
Unit9Whenwasitinvented?
一、教学目标
1、语言目标：
（1）Talkingaboutthehistoryofinventions（谈论重要发明的历史及用途）
（2）能用被动语态正确表达发明物的历史。
如：
Itwasinventedin1876.ItwasinventedbyBell.
2、知识目标：
学会使用含有被动语态的不同句型结构“Whenwasitinvented?
”和“Whowasitinventedby?
”来谈论各种发明物的历史。
3、能力目标：
通过了解一些中外发明者的事迹，培养勤奋学习、立志为社会多做贡献的精神。
二、重点知识
1、重点单词
invent,mistake,ancient,produce,pleasant,pie,throw,century,notice,including,knock,basket,metal,below,towards,develop,risen
2、重点短语
beusedfor,bymistake,intheend,byaccident,accordingto,fallinto,inthisway,knockinto
基本要求：
会读、会写、会用。
3、重点语法ThePassiveVoice（被动语态的用法）:
（1）Whenwas/were...invented?
（2）Whowas/were...inventedby?
（3）Whatis/are...usedfor?
基本要求：
理解其含义，学以致用。
课题
Unit9Whenwasitinvented?
SectionA1a-2c1/6
教
学
目
标
知识
技能
1.KeyVocabulary
invent,calculator,beusedfor,adjustable,heel,battery,operate,slipper,scoop,electric
2.TargetLanguage
Whenwasthetelephoneinvented?
---Ithinkitwasinventedin1876.
Whoweretheyinventedby?
---TheywereinventedbyJulieThompson.
Whataretheyusedfor?
---Theyareusedforseeinginthedark.
过程
方法
1.Accordingtolisteningtotrainthestudentstotalkaboutthehistoryofinventions.
2.Trainthestudents'listeningandspeakingskillswiththetargetlanguage.
情感
态度
Manyimportantinventionshavechangedtheworldalot.Doyouknowtheinventorsofthem?
Andwhenweretheyinvented?
教学
重点
1．KeyVocabulary
2．TargetLanguage
教学
难点
1．Trainthestudentstotalkaboutthehistoryofinventions.
2．Trainthestudentstounderstandthetargetlanguageinspokenconversation.
教学内容及问题情境
学生活动
设计意图
StepIWarm-up
Showsomepicturesandaskstudentstobefamiliarwiththewordsbelow.
Telephone,calculator,car,personalcomputer,TVset
StepIIPresentationandpractice
1.1aGroupwork
（1）Pointtothepicturesandaskstudentstosaywhattheyare.
（2）Discussingroupsandnumberthem1-5.
（3）Checktheanswers.
2.1b
（1）Lookatthepicturesandthedates.Listentoaconversationbetweenagirlandawoman,thenmatchtheinventionsandthedates.
（2）Checktheanswers.
3.1cPairwork
（1）Workinpairs.Lookat1b.StudentAcoverthedates.StudentB,askstudentAwhenthethingsinthepicturewereinvented.Thenchangerolesandpracticeagain.
（2）Askstudentstomakesimilardialoguesusingthethingsaroundthem.
StepIIIConsolidationandextension
1.2a
（1）Showaslidewithsomeinventionsonit.Teachthevocabularywords.Readthemagainandagainandtrytograspthem.
（2）2aShowanotherslide.Lookatthepicture.Herearethethreeinventions.Youwillhearaconversationbetweenagirlandaboy.Listenandnumbertheinventionsintheorderthatyouhearthem.
（3）Listencarefullyagainandcheckuptheiranswers.
2.2b
（1）Showanotherslide.Lookatthechart.Itshowsthepeoplewhoinventedthesethingsandwhattheyareusedfor.ListentotherecordingagainandmatchtheitemsincolumnA,BandC.
（2）Playthetapeagain,thenchecktheanswers.
3.2cPairwork
（1）Askthestudentstopayattentiontothesampleconversationandasktwostudentstoreaditaloud.
（2）Roleplaytheconversationsusingtheinformationinthechartin2b.
StepIVSummary
Lookatthepictureandrememberthewords.
Lookatthepicturesandnumberthem1-5.
Listentoaconversationbetweenagirlandawoman,thenmatchtheinventionsandthedates.
Workinpairs.Thenmakesimilardialoguesusingthethingsaroundthem.
Listenandnumbertheinventionsintheorderthatyouhearthem.
Listenagain.Matchtheinventionswiththeirinventorsanduses.
Roleplaytheconversationsusingtheinformationinthechartin2b.
出示精彩图片，提高学生学习兴趣。
练习学生口语的同时，熟悉本课新词。
听力练习，提高学生口语能力。
练习口语的同时，熟悉不同物品的发明年代。
完成不同的听力任务，提高学生的口语能力，进一步理解不同物品的历史。
运用本课学习的句子创作对话，提高学生口语交际能力。
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Unit9Whenwasitinvented?
1．Thenamesofthefiveinventions:
computer,car,calculator,telephone,TVset
2．Targetlanguage:
Whenwasthetelephoneinvented?
---Ithinkitwasinventedin1876.
Whoweretheyinventedby?
---TheywereinventedbyJulieThompson.
Whataretheyusedfor?
---Theyareusedforseeinginthedark.
教
学
反
思
课题
Unit9Whenwasitinvented?
SectionA3a-42/6
教
学
目
标
知识
技能
1.KeyVocabulary
bulb,lightbulb,microwave,oven,microwaveoven
2.TargetLanguage
Whatdoyouthinkisthemosthelpfulinvention?
Ithinkthemosthelpfulinventionisthelightbulb.
Whyisthat?
Well,itgivespeoplemoretimetoworkandplayeveryday.
过程
方法
Trainthestudents'writingandspeakingskillswiththetargetlanguage.
情感
态度
Ifyouarealoneonatinyisland,whatinventionswouldyouliketohaveontheislandwithyou?
教学
重点
1．Talkaboutthehelpfulinventionsandannoyinginventions.
2．Guidethestudentstodiscusstheiropinionsontheinventions.
教学
难点
1．Discusstheopinionsontheinventions.
2．Usethetargetlanguagetodescribetheinventions.
教学内容及问题情境
学生活动
设计意图
StepIRevision
WatShowsomepicturesaboutinventionssuchascomputer,telephone,car,TV,calculator…Askthestudentstopracticespeaking.
StepIIPresentationandpractice
1.3aPairwork
1
（1）Lookatthepictures.Therearesomeinventions（alarmclock,lightclub,microwaveoven）.Askstudentstoreadthemloudly.
（2）Askstudentsthefollowingquestions.
Isthelightclubusefulorannoying?
（3）Askthestudentstomakealistoffivehelpfulinventionsandfiveannoyinginventionsontheirown,movearoundtheroomtoofferhelpas
needed.
（4）Letthestudentswhowouldliketosharetheiranswerstoreadtotheclass.
2.3b
（1）Askthestudentstopayattentiontotheconversation.Asktwostudentstoreadtheconversation.
（2）Askthestudentstodiscusstheiropinionsin3awiththeirpartner.
StepIIIConsolidationandextension
4Groupwork
（1）Showapicture.Imaginethatyouarealoneonatinyisland.Choosefiveinventionsyouwouldliketohaveontheislandwithyou.
（2）Tellthegroupwhatyouchooseandwhy,usethesesentences.
Ithinkthemosthelpfulinventionis…
I’dliketohavea…becauseIcould…
It’susedfor…
Ialsowanta…becauseit…
（3）Askthestudentstodiscussinagroup.
StepIVSummary
Talkabouttheinventionsinthepicture.
Makealistoffivehelpfulinventionsandfiveannoyinginventions.
Discusstheiropinionsin3awiththeirpartner.
Choosefiveinventionsyouwouldliketohaveontheislandwithyou.
Tellthegroupwhatyouchooseandwhy,thendiscussinagroup.
复习上节课所学知识，温故而知新。
谈论不同物品是否对人类有帮助，练习学生口语。
谈论不同物品是否有用，提高口语表达能力。
用所学语言，表达自己的看法。
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Unit9Whenwasitinvented?
Targetlanguage:
Whatdoyouthinkisthemosthelpfulinvention?
Ithinkthemosthelpfulinventionis…
I’dliketohavea…becauseIcould…
It’susedfor…
Ialsowanta…becauseit…
教
学
反
思
课题
Unit9Whenwasitinvented?
SectionB1a-2c3/6
教
学
目
标
知识
技能
1.KeyVocabulary:
sweet,salty,crispy,sour,potato,chip,bymistake,thin,intheend,chef,sprinkle
2.Thetargetlanguage：
Didyouknowpotatochipswereinventedbymistake?
No,Ididn'tknowthat.Whoinventedthem?
过程
方法
Accordingtolisteningtotrainthestudents'speakingandlisteningskillswiththetargetlanguage.
情感
态度
Doyouenjoyeatingthepotatochips?
Haveyoueverthoughtofthehistoryofthechips?
教学
重点
1．Trainthestudents'speakingandlisteningskillswiththetargetlanguage.
2．Teachthestudentstousethenewvocabularycorrectly.
教学
难点
Dothelisteningpractice.
教学内容及问题情境
学生活动
设计意图
StepIRevision
Haveafreetalk.Askthestudentstopracticetalkingtoeachother.
StepIIPresentationandpractice
1.1a
（1）Readthefourwordsandaskstudentstorepeatthem.Givethemaminutetoreadandwritethewords.Thentellthestudentstheyareadjectivesandtheyareusedfordescribingthings.Forexample:
Theappleissweetandsour.
（2）Getthestudentstodescribethethingswiththegivenadjectives.Somefoodhavemorethanoneword.
（3）Checktheanswers.
2.1b
Askthestudentstodescribehowfoodtasteandfinish1b.
StepIIIConsolidationandextension
1.2a
（1）Letstudentsdescribehowpotatochipstasteanddescribehowhelpfulthepotatochips.
（2）AskthestudentstolistentoastoryabouttheinventionofthepotatochipsandcircleTorF.
（3）Checktheanswers.
2.2b
（1）Listenagainandcompletethesentences.
（2）Checktheanswers.
3.2cPairwork
Thisactivityprovidesguidedoralpracticeusingthetargetlanguage.
Askthestudentsworkinpairs.Roleplaytheconversationabouttheinventionofthepotatochip.Usetheinformationfrom2aand2b.
StepIVSummary
Practicetalkingtoeachother。
Writethewordsunderthecorrectpictures
ListenandcircleTorF.
Listenagainandcompletethesentences.
Workinpairs.Roleplaytheconversationabouttheinventionofthepotatochip.Usetheinformationfrom2aand2b.
复习上节课所学内容,巩固所学知识。
认知一些形容词，为听力做准备。
完成不同的听力任务，提高听力能力，了解炸土豆条的历史。
利用所学语言，创造新的对话，培养学生创新思维。
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Unit9Whenwasitinvented?
A:
Didyouknowpotatochipswereinventedbymistake?
B:
Wow,Ididn'tknowthat.Whoinventedthem?
A:
TheywereinventedbyachefcalledGeorgeCrum.
教
学
反
思
课题
Unit9Whenwasitinvented?
SectionB3a-4b4/6
教
学
目
标
知识
技能
1.KeyVocabulary
byaccident,beverage,thousand,accordingto,ancient,legend,emperor,fallinto,remain,notice,produce,pleasant,inthisway,pie,flying,bakery,Bridgeport,Connecticut,throw
2．Thereadingpassageabouttea.
过程
方法
Accordingtoreading,trainthestudents'readingskillonhowtoanswerthequestions.
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