Unit4Topic3SectionC学案初中英语九年级上册

Unit4Topic3SectionC【学习目标】1.能理解TheImportanceofputers这篇文章的意义,并能完成阅读理解任务。2.能根据1a文章的内容,用100词左右复述课文。3.能根据主题提示写一篇80词左右的作文续写。【预习导学】一、生词速查1.n.&v.怀疑;疑虑

2.adj.极小的;微小的

3.prep.在……内;在……里→adv.在里面

4.n.脑;智力;脑力

5.v.取消;撤销;废止

6.v.连接;把……联系起来

二、短语速记1.无疑地

2.例如

3.在……的帮助下

4.下订单

5.形成

6.代替;而不是

7.在网上

三、句子速译1.Thereisnodoubtthatputersareveryusefulintechnologyandbusiness.______________________________________________________________2.Infactories,robotsarecontrolledbyputersthatarelikehumanbrains.______________________________________________________________3.SincetheInternetcameintobeing,people'slivesathomehavebeenchanged,too.______________________________________________________________四、想一想1.Whatfieldsareputersusedin?______________________________________________________________2.What'sthemainideaofthispassage?______________________________________________________________【答案】一、1.doubt2.tiny3.inside4.brain5.cancel6.connect二、1.nodoubt2.forinstance/example3.withthehelpof4.placeorders5eintobeing6.insteadof7.ontheInternet三、1.毫无疑问电脑在技术和商业上是非常有用的。2.在工厂里,机器人由像人脑的电脑控制。3.自从因特网形成以来,人们家里的生活也被改变了。四、1.Education,business,industry,munication,medical,entertainment,etc.2.Theimportanceanduseofputers.【合作探究】任务驱动一阅读理解任务◎学法指导:寻找关键信息,找到问题所在,认真核对选项,注重细节,辐射推理。阅读文章1a,选择正确选项。()1.What'sthetitleofthepassage?A.TheHistoryofputersB.TheImportanceofputersC.TheImportanceofRobotsD.TheImprovementofputers()2.Whenwereputersinvented?A.In1950.B.Inthe1950s.C.In1949. D.Inthe1980s.()3.Withthehelpof,peoplecandoshoppinganddobusinessathome.

A.theInternet B.lettersC.emails D.movies任务驱动二复述文章任务◎学法指导:先浏览全文,然后注意空格处缺的词性,最后再结合意思补全信息。阅读1a,根据内容提示补全所缺信息,复述课文。putersareveryimportantbothinourworkandinour1.life.Theyarevery2.intechnologyandbusiness.Inspace,putersareusedto3.thespeedanddirectionofaspaceshipputersalsohelp4.finddiseaseseasilyandsolveotherproblems.In5.,robotscontrolledbyputerscandodangerousworkforpeople.In6.,putersareusedtoplaceandcancelorders.Asforourlives,putersareusedtoplaygamesorwatch7.bypeople.Besides,peopledoshoppingandbusinessontheInternet.Peoplemunicatebysendingemailsand8.online.

However,therearesome9.aboutputers,too.Ifpeopleworkonthemtoolong,theymaygetheadachesorsoreeyes.Ifpeoplespendtoomuchtimeonputergames,theywon'thaveenoughtimetostudyor10..Inaword,putersarehelpfulinourdailylife,butweshouldusethemproperly.

任务驱动三写作任务根据内容提示,续写一篇80词左右的作文。开头已给出,不计入总词数。假如你在2030年里的一天,我们没有了计算机。你会遇到什么麻烦?你可能这样开始:Today,whenIgotup,Ijustturnedontheputerasusual,butitdidn'twork.ThenItriedmybrother'sPC,myparents',evenmydog's,butnoneofthemworked.Later,itwasreportedonTVthatalloftheputersintheworldbrokedowntoday...__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________【答案】任务驱动一1~3BBA任务驱动二1.blems10.exercise任务驱动三Today,whenIgotup,Ijustturnedontheputerasusual,butitdidn'twork.ThenItriedmybrother'sPC,myparents’,evenmydog's,butnoneofthemworked.Later,itwasreportedonTVthatalloftheputersintheworldbrokedowntoday...IfeltsoworriedbecauseImusthandinmyworkplanontheputerthismorning,orIwouldbepunishedbymyheadteacher.Asyouknow,Iamstillajuniorschoolstudent,butweallneedn'tgotoschoolanymore.Westudyontheputereverydayandhandinourhomeworkthroughtheputer.WhatIfeelexcitedisthatmyteacherswon'tknowwhatIamdoingnowbecausethemonitoringcameraisoutofwork.Icanstayinbedtohaveagoodsleep.However,Ican'tfallasleepinthebed.Willtheputersstopworkingforeverinthefutureoristhisjustajoke?It'sApril1sttoday.Ihopeit'sonlyajokeofAprilFool'sday.Buteverythingisuncertain.Let'swaittoseetheresult.【知识超市】[命题点一]Thereisnodoubtthat的用法

●Thereisnodoubtthatputersareveryusefulintechnologyandbusiness.毫无疑问计算机在科技和商业方面都是很有用的。◎观察思考:1.Thereisnodoubtthatheisverybrave.毫无疑问他是很勇敢的。2.Thereissomedoubtwhetherhewillhelpyou.他是否会帮助你是值得怀疑的。3.Thereisnodoubtthatweareallworkinghard.毫无疑问,我们都很努力工作。◎用法总结:1.Thereisnodoubtthat...意为“毫无疑问……”,that引导的是同位语从句;2.Thereissomedoubtwhether...意为“是否会有……是值得怀疑的”,whether引导的也是同位语从句。对点自测选择that或whether填空1.Thereisnodoubtwearestillyoung.

2.Thereissomedoubttheywillagreetogowithyou.

3.Thequestionistheyarethestudentsofourschool.

【答案】1.that2.whether3.whether[命题点二]noteverything的用法

●Besides,noteverythingwereadontheInternetistrueorgoodforus.此外,不是我们在网上看到的一切东西都是真的或对我们有好处的。◎观察思考:1.Noteverythingyouseeisbadforus.并非你看到的一切都是对我们有害的。2.Idon'tlikeeverythingthathehasdoneforme.并非他为我做的一切我都不喜欢。3.Notallofuslikeplayingontheputer.并非我们所有人都喜欢玩电脑。◎用法总结:1.noteverything意为“并不是一切事情”,表示部分否定,not跟不定代词everything,all连用时,只否定其中一部分,称为部分否定。2.在定语从句中,当先行词是something,anything,nothing和all时,只能用关系代词that引导,作宾语时,that可以省略。对点自测汉译英1.我并不是这儿的一切都不喜欢。___________________________