8A Chapter 4教案.doc

putertechnologyThe1stperiodTeachingAims:’:’’:’:Individual,:ThemultimediaandtheblackboardTeachingProceduresStep1:warmingupT:asksomestudentstoanswer,whatisthis?Whichkindofelectricmachinedoesteacheruseteachusintheclass?:puter?puters,:pre-readingLet’puters:Pc:puterLaptop:small,puterVirus:somethingwhichgetsintoaprogramanddamagesitData:informationFile:work:puterstogetherSoftware:programsHardware:themonitor,keyboard,drives,mand:putere-mail:electronicmailmodem:putertothetelephonesystemmultimedia:acombinationofsound,movingpicturesandtextstep3:while-…)Thesearethreeshorttextstypicalofinformationleafletsornewspaperormagazinearticles,!:????-ROMcontain?-:,?Atpresent,puter,asithasgreaterunderstanding,,howwillourliveschange?::Whatisthemainideaofthethreeshortpassage?Hiddenhelpers