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1、Unit1ComputerBasics【教学目的】○LearnabouttheEnglishtermsofthebasicphysicalportionofthecomputer,includingCPU,monitor,motherboard,memory,RAM,ROM,mouse,keyboard,disk,USBandI/Oport○Improvethestudents’abilitytounderstandthelonganddifficultsentencesinthetext.○Masterthekeylangua
2、gepointsandgrammaticalstructuresinthetext.○consolidatethetechnicaltermsandimportantprofessionalphrasesbydoingexercises.【教学重点难点】○Importanttechnicalterms:printedcircuitboard(印刷电路板),systembuses(系统总线),memorymodules(存模块),plug-incards(即插即用卡),daughterboard(子板),peripheraldev
3、ice(外围设备),binarynumbersystem(二进制系统),rationalnumber(有理数),randomaccessmemory(随机存取存储器),read-onlymemory(只读存储器),diskdrive(磁盘驱动器),removabledisk(可移动磁盘),serialport(串口类型),parallelport(并口)○Abbreviation:CPU,RAM(FPM,EDO,SDRAM,DDR),ROM,USB,SCSI;○Difficultsentences:1.Itisequippedw
4、ithsocketstowhichallprocessors,memorymodules,plug-incards,daughterboards,orperipheraldevicesareconnected.2....byutilizingthebinarynumbersystemitispossibletoproducearbitraryrationalnumbersandthroughcleverformattingallmannerofrepresentationsofpictures,sounds,andanimati
5、ons.3.Adatastoragedeviceforwhichtheorderofaccesstodifferentlocationsdoesnotaffectthespeedofaccess,exceptforbursts.4.Notethoughthattherearedifferentcompetingformatusedforfloppies,sothatafloppywrittenbyonetypeofcomputermightnotdirectlyworkonanother,alsosometimescalled“
6、diskette”.○ReviewtheimportantpointsofessentialEnglishresponsibleforbeequippedwithbeidenticaltobesimilartoinconjunctionwithNotethoughthatbecapableofdoingsth.【教学步骤】StepOneReadandexplainTextAtothestudentsandaskthestudentstokeepinmindthefollowingprofessionalterms:1)print
7、edcircuitboard(印刷电路板)BuyPrintedCircuitBoardAssembly(PCB)购买印刷电路板We are looking for supplier in printed circuit board assembly.我们正寻求印刷电路板的供应商。2)systembus(系统总线)busthatconnectstheCPUtomainmemoryonthemotherboard.把CPU与母板上主存连接起来的总线Thesystembusisalsocalledthefrontsidebus,mem
8、orybus,localbus,orhostbus.系统总线也叫做前端总线（略作FSB）。3)memorymodule(存模块，存储器模数)MemoryModulePicture20072007年的存模块照片Thisarticleisanupdateofallt
