高中英语 必修二 3.2《unit3 computer_Period 1 Warming up & listening》课件.ppt

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1、新课标人教版课件系列《高中英语》必修2-3.6Unit3Computersperiod1warmingupandlisteningAtoy?Ahandbag?ComputersRiddles(谜语):Iamveryoldnow.IwasborninChina.Manypeopleusedmeforcalculatinginthepast,butnowIamabitlonelybecausetheydon’tlikemenow.DoyouknowwhoIam?abacusRiddles(谜语):Iamverysmall.Icanbeusedforcalculatin

2、g.InChina,alotofstudentsusemewhensolvingmathematicalproblems.DoyouknowwhoIam?calculatorRiddles(谜语):Icanbeusedforcalculating.Besides,IcanalsobeusedforwatchingDVD,sendinge-mailandcommunicatingthroughtheInternet.However,IamnotaPC,becauseI’msmallenoughforyoutotakemewithyou.notebookcompute

3、rDoyouknowwhoIam?Riddles(谜语):AhugecomputerAPCthehistoryofthecomputerPalmtopHowmuchdoyouknowaboutacomputer???GivetheEnglishnameofthefollowingpicturesofthecomputercomponents(组件)WhatisitinEnglish??Mainboard(主板)WhatisitinEnglish??CPU(centralprocessingUnit)中央处理器WhatisitinEnglish??harddiscW

4、hatisitinEnglish??Keyboard(键盘)WhatisitinEnglish??monitorscreenWhatisitinEnglish??mouse鼠标DVDROMmonitorscreenmousekeyboardharddiskDVD-ROM(1)thepartofthecomputerthatlookslikeatelevision.(2)thepartofthemonitorthatyoulookat.(3)somethingyouusetoclickonthings(files,etc.)(4)thepartofthecomput

5、erthatyoutypeon.(5)thepartofacomputerthatstoresinformation.(6)ThepartofcomputerthatwecanputaCDin.Workoutthenames1.Besidescomputer,whatelsecanwegetinformationfrom?Pre-listening:InformationTechnology2.Whichismoreuseful,aTVoraradio?why?3.Whatcanwedowithacomputer?ComputerandInternettypemy

6、homeworkdrawpicturesplaygamescommunicatewithmyfriends.gatherinformationformylessonslistentomusicwatchmovies……Listentothetapeandanswerthefollowingquestions.1.WhatkindsofITarementionedinthepassage?Computers,books,radiosandTVs.2.WhichkindofITisthebestone.ComputerListentothetapeagainandfi

7、llinthechart:TypeofITAdvantagesDisadvantagesBookRadioTVWebYoucanbothlistenand______.Youcan’twritetofriends.Watcha_____,writeto_______,and__________whatisgoingonintheworld.Very_________andtoobigto_____everywhere.Theinformationissometimesnot______.listento________.Youcan’twatchafilm.A__

8、_____