义务教育阶段九年级英语第九单元教案文档格式.docx
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义务教育阶段九年级英语第九单元教案文档格式.docx
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助动词be(was/were)+及物动词的过去分词
Athiefwascaughtlastnight.
Theywereaskedtospeakatthemeeting.
肯定式:
Itwasmade.
否定式:
Itwasnotmade.
疑问式:
Wasitmade?
No,itwasn’tYes,itwas
2、主动语态被动语态
1)主动结构的宾语变为被动结构的主语;
2)主动结构的谓语动词由主动语态变为被动语态;
3)主动结构的主语变为介词by的宾语,组成介词短语,放在被动结构中谓语动词之后。
在动作的执行者无须说明或不必强调时,by短语可以省略。
4)主动语态、被动语态两种时态要保持一致:
Werepairedthemotor.
Themotorwasrepairedbyus.
教学安排
4课时
第一课时:
SectionA:
1a,1b,1c,2a,2b,2c
第二课时:
3a,3b,4
第三课时:
SectionB:
1a,1b,2a,2b,2c,3a
3b,4a,4bandSelfCheck
Unit9第二课时
Teachingaims
学习一般过去时的被动语态和特殊疑问句。
Teachingofnewlesson
1.Warm-up
Askthestudentstobefamiliarwiththewordsbelowaccordingtothepicturesoncomputer.
Telephone,calculator,car,personalcomputer,TV,electriclight,lightbulb,alarm,clock,microwaveoven,electricslipper.
2.Presentation
1)教学Whenwasthecarinvented?
Itwasinventedin……
Choosethethreeinventionsoftheseandaskstudentstoguesswheneachonewasinvented.
Forexample,youmightchoosecar,telephone,andpersonalcomputer.
Haveseveraldifferentstudentsguessandwritethedatesontheboard.Asktheclasstorepeatthequestionsandanswers.
[T=Teacher,S=Student]
T:
Whenwasthecarinvented?
(Classrepeat.)
Good.NowJackie,whatwasyourguess?
S1:
1900
OK.Jackie,repeatafterme.Thecarwasinventedin1900.
Repeattheprocesswithseveraldifferentinventions.
Atlast,makestudentsfindouttherealdates.
2)教学Whowerethelightbulbsinventedby?
Andwhataretheyusedfor?
呈现Edisonandlightbulbs的画面。
TellthestudentsEdisoninventedlightbulbs.
Thenaskthestudentstoanswerthequestionsbelow.
Whowerelightbulbsinventedby?
(Classrepeat)
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.
Homework
1、根据时间和人物写出发明物。
1)1885____________2)1876________________
3)1927____________4)1976________________
5)JulieThompson__________6)ChelseaLanmon______
Unit9第三课时
1、熟练掌握被动语态用法。
2、学会用被动语态表达对创造和发明事物的认识和看法。
1.Warm–up:
Askthestudentstopracticespeaking.
A:
Whenwas……invented?
B:
Itwasinventedin……
Whowasitinventedby?
Itwasinventedby……
Whatisitusedfor?
Itisusedfor……
2.Presentation.
1)教学helpful,annoying
Askstudentstogivesomeexamplestoshowwhateachwordmeans.Forexample.
Avacuumcleanerishelpful.Averyloudtruckisannoying.
2)教学3a
呈现alarmclock,lightbulb,microwaveover,tea,andsoon的画面。
Thenaskthestudentsthefollowingquestions.
Isthelightbulbusefulorannoying?
(Opinionsmaydiffer.)
Ithinkit’suseful.
Whyisit?
Well,itgivespeoplemoretimetoworkandplayeveryday.
Thenaskthestudentstomakealistoffivehelpfulinventionsandfiveannoyinginventionsontheirown.Givetheclassaboutfiveminutestodothis.
3)教学操练3b
Askthestudentstoworkinpairthefollowingtalkusingthetargetlanguage.
Whatdoyouthinkisthemosthelpful/annoyinginvention?
Ithinkthemosthelpful/annoyinginventionis……
Whyisthat?
Well,itgivespeople……
3.ConsolidationandExtension
Imaginethatyouarealoneonatinyisland,Choosefiveinventionsyouwouldliketohaveontheislandwithyou.Tellthegroupwhatyouchoseandwhy.
Homework
句型转换
1.Shewasseentocomeoutofthelibrarybyhim.(变被动语态)
2.Whenaretreesoftenplanted?
(变被动语态)
3.TheLeaguewasfoundedinGuangzhouin1922(就画线部分提问)
4.Didthestudentsweartheschoolclothesalot?
5.Katetookgodcareofthebabyyesterdayevening.(变被动语态)
1.Hisauntboughthimabicycle.(变被动语态)
2.Hisauntboughthimabicycle.(变被动语态)
Unit9第四课时
学会表达由于这些创造和发明对你的生活的帮助和对生活质量的提高认识
1.Warm–up.
Askthestudentstopracticestalkingtoeachother.
Whatdoyouthinkisthemosthelpfulinvention?
Ithinkthemosthelpfulinventionis……
Whydoyouthinkso?
Well,itgivesme……
2.Presentation
教学1a
Firsttheteacherasksthestudentswhatkindoffruitfoodanddrinkyoulikethebestandwritesdownontheblackboard.
Suchas:
potatochips,icecream,tea,lemon,chocolate,oranges,salad,popcorn,pickleandsoon.
教学2a,2b.
1)首先,听力前的brainstorm.
First,Letstudentsdescribehowpotatochipstasteanddescribehowhelpfulthepotatochips.
Then,ask:
Whenandwherewerepotatochipsinvented?
Whowerepotatochipsinventedby?
Howwerepotatochipsinvented?
Keywords:
byaccident,customer,restaurant,bymistake.
2)atlast,听力练习,要求学生快速阅读2a,2b.帮助学生明确听力语言目标的要求。
接着,听力练习,学生根据录音内容完成2aand2b.
3)教学阅读3a
呈现acupoftea和theemperor(whowasShenNung)wasboilingdrinkingwateroveranopenfire的画面。
Whatisteausedfor?
Whenwasitinvented?
Whowasitinventedby?
Howwasitinvented?
Thenaskthestudentstomakealistoffivehelpfulinventionsandfiveannoyinginventionsontheirown.Givetheclassaboutfiveminutestodothis.
完成一个任务:
BlindTasteTest
Askastudentstobringtoclasssomefoodsthattastesweet,crispy,salty,andsour.Havehimorherblindfoldstudentsoneatatime,letthestudenttastelittlepieceofeachfood,andsayifeachfoodissweet,crispy,salty,orsour.Studentsmayusemorethanonewordtodescribesomefoods.
用动词的适当形式填空。
When_______theDinosaurWorld________(build)?
It______________(build)in1988.youwillseemanykindsofdinosaursinit.Shallwegotoseethem?
Yes,I’dloveto.Butwhereistheentrance?
Here,thissidedooris_______(use)asanentrance.There’ssomethingwrongwiththefrontdoor.It’s________(lock).
Wow,thesemustbedinosaureggs.Where____they____(discover)
Unit9第五课时
1、通过对被动语态表达的发明和创造的事物来认识人类科技进步和培养学生的创新能力来表达情感,态度,价值观的课堂体现。
2、通过对一般过去时被动语态的掌握进一步了解和掌握被动语态其他时态的表达。
呈现:
computer,radio,camera,lightbulb,car,bicycle,TV,tea,andsoon.
Thenaskstudentstodiscusspicturesandsaysomethingaboutwhathe/shewouldlikebestinclass.
1)教学
首先,写作前的brainstorm
First,readtheinstructionstotheclassandmakestudentslookatthesamplefirstsentenceof3a.
Then,explainthatstudentscancombinemorethanonepointintoonesentence.
2)教学写作3b,4a.
Finish3baccordingtoworkinginpairs.
Atlast,askafewstudentstotelltheclassaboutthepartnerstheyhaveinterviewed.
Finish4b
说明:
通过该活动用语言目标提供阅读和写作练习。
3)教学SelfCheck2
让学生找出SelfCheck2.这些东西是何时发明的并根据如下句子进行俩俩对话。
Whatisit?
It’sanabacus.Umbrella/abinoculars,camera,bucycle.
It’susedfor……
Oh,that’scool!
Whowasitinventedby?
Whatwouldyoulikebest?
I’dlike……best.
CrazyInventions
Askstudentstobuildtheirowncrazyinventionsusingpaper,cardboardandothermaterialstheymayhaveathome.Havethembringtheirinventionstoclassandsaysomethinginclass.
汉泽英
1、计算机是何时发明的?
2、谁发明了计算机?
3、计算机是用来做什么?
4、你认为什么是最有用的发明?
5、它能够给人们更多时间工作和玩。
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