英语：Chapter2《Computers》Reading课件(1)（牛津沈阳版九年级上）.ppt

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1、Chapter2ComputersReadingWhatdoweusethemtodo?themonitorthekeyboardthefloppydiskandtheCD-OMthemousethespeakersthemainunitweuseThemonitorshowswordsandpictures.Youusethekeyboardfortypingininformation.ThefloppydiskandtheCD-OMstoreinformation.Themousehelpsyoutocontroltheco

2、mputer.Wecanhearthesoundfromthespeakers.Themainunitcontainsallthecomputer’selectronics.Weputdisksintothedrivesinthemainunit.Let'sknowaboutcomputers!ReadtogetherWhatcancomputersdraw?Whatimportantjobscancomputersdo?Theremaybetinycomputersinyourhome.Givesomeexamples.Wha

3、tthingscanahumanbraindobetterthanacomputer?Whosejobsmaycomputersdobetterthanpeopleinthefuture?Howmaycomputerschangeourlivesalotinthefuture?Canyouanswerthesequestions?Canyouanswerthesequestions?Whatcancomputersdraw?Diagramsandgraphs.Whatimportantjobscancomputersdo?Ope

4、ratingrailways.Flyingaeroplanes/FlyingspaceshipsTheremaybetinycomputersinyourhome.Givesomeexamples.InsideyourTVset/telephonewashingmachine.Canyouanswerthesequestions?Whatthingscanahumanbraindobetterthanacomputer?Whosejobsmaycomputersdobetterthanpeopleinthefuture?Howm

5、aycomputerschangeourlivesalotinthefuture?Creatingnewideas.Adoctor’s/judges/teacher’sjob.Wemayhavenothingtodo.Doyouknowwherecomputersmaybe?Theymaybeinsidesomemachinesinourhomes.Computersarehiddenhelpers.Notsomanyyearsago.youhardlyeversawcomputers.Nowtheyareeverywhere.

6、hardlyever几乎不他几乎不吃肉。Hehardlyevereatsmeat.hereandthereI___havebreakfastinthemorning.It’sbadformyhealth.A.usuallyB.alwaysC.hardlyeverD.oftenseldomTheremayalsobetinyhiddencomputersinyourhomethatyouareunawareof.1.Doyouthinktherearesome____viruses(病毒)inyourcomputer?（hide)

7、beunawareof不知道的,没察觉到的beawareof注意到Shewasunawareofthedanger.他没意识到危险。don’tknowabouthiddenTheremaybeoneinsideyourTVset,telephoneorwashingmachine._____there___oneinsideyourTVset,telephoneorwashingmachine.Maybeshewillcome.Itmaybetrue.Somaybeyoudependoncomputersmorethanyour

8、ealize.Childrendependontheirparentsforfoodandclothing.小孩依赖他们的父母供给衣食。V.意识到understandneedMaybeisHeisareporter.He_________(depends,dep