九年级英语上册 unit 4 amazing science topic 1 section c导学案 仁爱版

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1、Unit4AmazingScienceTopic1SectionC导学案1.Thereisnodoubtthatcomputersareveryusefulintechnologyandbusiness.(1)Thereisnodoubtthat毫无疑问...如：Thereisnodoubtthatyoumadeagreatmistake.毫无疑问的你犯了一个大错误。2.Sincetheinternetcameintobeing,people’slivesathomehavechanged,too.(1)comeintobeing形成，出现如：SARScameint

2、obeingin2003andBirdfluin2005.2003出现了非典，2005出现了禽流感。3．Forinstance,ifweworkoncomputertoolong,wemaygetheadachesorsoreeyes.(1)instancen.例子，实例如：Ihaven他found啊singleinstancethatsomeonesaiddirtywordsinourclass.在我们班里，我还没有发现说脏话的例子。(2)forinstance=forexample例如如：Forinstance,wecancommunicatewitheacho

3、therbychattingonline.比如，我们可以通过网上聊天互相交流。【基础知识过关】I.短语1.毫无疑问..._______________________2.在某人的帮助下______________3.保持某人做某事_____________________4.对...有危害_________________5.形成___________________6.幸亏，由于_______________________7.购物，做生意_____________________8.网上聊天____________________9.被联系起来_________

4、_________10.把...连在一起______________________11.交换信息____________________II.单项选择()1.Englishandcomputer______tomanfields.A.usewidelyB.haswidelyusedC.usedwidelyD.arewidelyused()2.Youcandrawapictureformeinfiveminutes,butyoukeptme______fortwoyears.A.towaitB.forwaitingC.waitingD.wait()3.Moreand

5、moreyoungpeoplecommunicate____sendinge-mails.A.inB.byC.withD.to()4.Thereisnodoubt________hehasmadegreatprogressinhisstudy.A.whyB.whetherC.thatD.when()5.Thelifeofhumanbeingshaschangedalotsincethefirstcomputer______A.happenedB.tookplaceC.cameintobeingD.cameabout【综合能力提升】I.单项选择()1Moreandmo

6、repeopleliketocommunicateonlineinsteadof_____letters.A.writeB.towriteC.writingD.wrote()2.You’dbetterkeepthewindows_______whenyousleep.A.openB.opensC.openingD.areopen()3.______MissHuang.Ipassedtheexameasily.A.ThanksB.ThankstoC.ThanksforD.Thankyou()4.______myfather’help,Ihavelearnedmuchk

7、nowledge.A.UnderB.InC.WithD.On()5.Peoplecommunicate______eachother______sendinge=mailsand_____online.A.by;through;chatB.to;with;chattingC.with;with;chattingD.with;through;chatII．阅读理解AyoungmanaskedAlbertEinstein,thegreatGermanscientist,whatthesecretofsuccessis.Thescientisttoldhimthatt