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ID:52023098
大小:4.59 MB
页数:43页
时间:2020-03-29
《高一英语Unit3-computers-i课件-新课标-必修2.ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、warming-upandreadingThetechnologydevelopssoquicklythatmanynewthingsappearinhumanbeing’slife.Let’sguesswhattheyare:guessinggameIamveryoldnow.IwasborninChina.Manypeopleusedmeforcalculating(计算)inthepast,butnowIamabitlonelybecausetheydon’tlikemenow.DoyouknowwhoIam?abacusGuess:Iam
2、verysmall.Icanbeusedforcalculating.InChina,alotofstudentsusemewhensolvingmathematical(数学的)problems.DoyouknowwhoIam?calculatorSolveariddle:onethingIthasabigfacewithmanykeysIthastwobigearswhichcanplaymusicYoucanwatchTVorseeamovieusingitItcanbeseenintheoffice,classroomandathome.
3、ItcandownloadinformationguessDoyouknowwhoIam?Ahugecomputer“银河”巨型计算机APC=personalcomputerAnotebookcomputerWecanseemanybrandsofcomputersLenovo联想Haier海尔神州Tinghuatongfang清华同方惠普DellTCLAcer宏基thinking1.Whatdotheyhaveincommon?(Usingsomeofthefollowingexpressionsinyourdiscussion.)Ithink
4、that…Inmyopinion…Ibelievethat…What’syourreason?Whydoyouthinkso?1.Theycanbeusedforcalculating.2.Theycandealwithmathsproblems.3.Theyareourfriends.4.Theyareusefulandhelpful.……Whatmakesupthecomputer?Andcanyounameeachpart?GPU/显卡HarddiskMainboard/主板CPU/处理器(Centralprocessingunit)NIC
5、/内存mouseKey-boardSoundboxscreenheadphoneⅣ.Readthroughthewordsinthebox.Usesomeofthemtonameeachpartofacomputerinthebox.MonitormousekeyboardharddiscfloppydiscCD-ROMprinterscannermodemChipsCPUfloppydiscchipsmonitormodemCD-ROMscannerkeyboardprinter1Amonitoris2Thescreenis3Akeyboard
6、is4Amouseis5ACD-ROMis6Aharddiskis(a)thepartofacomputerthatstoresinformation.(b)thepartofthecomputerthatyoutypeon.(c)thepartofthecomputerthatlookslikeatelevision(d)somethingyouusetoclickonthings(files,etc.).(e)thepartofthemonitorthatyoulookat.(f)Themaindevicethatacomputerusest
7、ostoreinformation.Matchthewordswiththeirmeanings.ReadingWhoAmIUnit3ComputerReadingScanthetextandthenanswerthefollowingquestions:1.Whoisthespeaker?2.Whatthetextmightbeabout?Scanning1.Whoisthespeaker?Itisacomputer.Thisreadingpassageismainlyabouttheandtheofthecomputer.historydev
8、elopmentFindoutthreesentencestosupportwhothespeakerisinthestory.1.Th
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