浙江省高中英语 Unit3 Warming up课件 新人教版必修2 新人教版必修2.ppt

computers unit3 thedevelopmentofcomputers objective testyourknowledgeofthedevelopmentofcomputers 我们在此处增加本课时重点单词和短语表达部分 旨在帮助学生在上课前对早读学习的单词及短语进行复习回顾 从而加深记忆 用一分钟时间对单词进行复习 使学生在新课学习中没有单词障碍 通过朗读 使学生熟练掌握单词的正确发音 所呈现单词均出自课本单词表中的词汇 vt 计算adj 普遍的 通用的 宇宙的 calculateuniversal atoy ahandbag computers acomputerisamachinewhichkeepsknowledgeinitsmemoryanddoesworkonthatknowledge thisknowledgeiskeptinsymbols itiscalleddata acomputerusuallyhasamonitortoshowresults however somecomputerscanspeak thesecomputerscanbeusedforvoicemail whatisacomputer iamveryoldnow iwasborninchina manypeopleusedmeforcalculatinginthepast butnowiamabitlonelybecausetheydon tlikemenow doyouknowwhoiam abacus riddles 谜语 icanbeusedforcalculating besides icanalsobeusedforwatchingdvd sendinge mailandcommunicatingthroughtheinternet however iamnotapc becausei msmallenoughforyoutotakemewithyou doyouknowwhoiam laptop pdapersonaldigitalassistant iamsosmallinsizethaticanfitinyourhand iusuallyhaveasmallscreenusuallybiggerthanadigitalphone howeversmallerthanthesmallestlaptop i magreatwaytostoretelephonenumbers accesstheinternet makecalculations andsoon doyouknowwhoiam iamverysmall icanbeusedforcalculating inchina alotofstudentsusemewhensolvingmathematicalproblems doyouknowwhoiam calculator iamverybig scientistsusemetosolvesomemathematicalproblems hugecomputer doyouknowwhoiam robot i mamachinethatworksautomatically icandoawidevarietyoftasks especiallysuitablefordoingjobstooboring difficult ordangerousforhumanbeings doyouknowwhoiam pcpersonalcomputer i masmall relativelyinexpensivecomputerdesignedforanindividualuser i mbasedonthemicroprocessortechnology athome peopleusemetosurftheinternetandplaygames doyouknowwhoiam 1 theycanbeusedforcalculating 2 theycandealwithmathsproblems 3 theyareourfriends 4 theyareusefulandhelpful inpairsdiscusswhattheyhaveincommon discussion canyougiveustheenglishnamesofacomputercomponents 组件 tips 1 wecanuseacomputerto 2 itismadeupofsomeparts suchas keyboard键盘 mouse鼠标 monitor显示器 screen屏幕 speaker音响 host主机 componentsofacomputer mainboard cpu centralprocessingunit floppydisk dvdrom usbflashdisk printer scanner modem screenkeyboardmousemonitordvd romharddisk 1 thepartofthecomputerthatlookslikeatelevision2 thepartofthemonitorthatyoulookat3 somethingyouusetoclickonthings files etc 4 thepartofthecomputerthatyoutypeon5 thepartofacomputerthatstoresinformation6 thepartofcomputerthatwecanputacdin match pda abacus calculator hugecomputer pc laptop what snext canyoutellthedevelopmentofcomputers robot 高速超导计算机 激光计算机 分子计算机 量子计算机 dna计算机 神经元计算机 生物计算机 未来高性能计算机 whatdoyouthinkwillbethenextdevelopment doyouknowinwhatwayscomputersareusedtoday workoutalistandcompareitwithyourpartner searchfor seemovies listentomusic readbooksandmagazines sendemailstofriends downloadmusicandfilms buythingsonline playgamesonthecomputer drawpictures lookatphotographsonthecomputer useacomputerforschoolwork takepartinchatgroups besidescomputer whatelsecanwegetinformationfrom havethecomputerandi