高一英语computers课件5.ppt

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1、新课标人教版课件系列《高中英语》必修23.2《unit3computer_Period1Warmingup&listening》Unit3Computersperiod1warmingupandlisteningAtoy?Ahandbag?ComputersRiddles(谜语)Iamveryoldnow.IwasborninChina.Manypeopleusedmeforcalculatinginthepast,butnowIamabitlonelybecausetheydon’tlikemenow.DoyouknowwhoIam?abacusRiddles(谜语)Iamverysm

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

3、otebookcomputerDoyouknowwhoIam?Riddles(谜语)AhugecomputerAPCthehistoryofthecomputerPalmtopHowmuchdoyouknowaboutacomputer???GivetheEnglishnameofthefollowingpicturesofthecomputercomponents(组件)WhatisitinEnglish??Mainboard(主板)WhatisitinEnglish??CPU(centralprocessingUnit)中央处理器WhatisitinEnglish??harddisc

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

5、peon.(5)thepartofacomputerthatstoresinformation.(6)ThepartofcomputerthatwecanputaCDin.Workoutthenames1.Besidescomputer,whatelsecanwegetinformationfrom?Pre-listeningInformationTechnology2.Whichismoreuseful,aTVoraradio?why?3.Whatcanwedowithacomputer?ComputerandInternettypemyhomeworkdrawpicturesplay

6、gamescommunicatewithmyfriends.gatherinformationformylessonslistentomusicwatchmovies……Listentothetapeandanswerthefollowingquestions.1.WhatkindsofITarementionedinthepassage?Computers,books,radiosandTVs.2.WhichkindofITisthebestone.ComputerListentothetapeagainandfillinthechart:TypeofITAdvantagesDisad

7、vantagesBookRadioTVWebYoucanbothlistenand______.Youcan’twritetofriends.Watcha_____,writeto_______,and__________whatisgoingonintheworld.Very_________andtoobigto_____everywhere.Theinformationissometimesnot______.listento