高一英语必修2 Unit3 listening课件.ppt

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1、Unit3ComputersListeningListeningandwritingonP21ListentoaconversationaboutdifferentkindsofinformationtechnologyorIT.Whataretheadvantagesanddisadvantagesofeachone?InsmallgroupsdiscussITandaddyourownadvantagesanddisadvantages.ThendecidewhichtypeofITisbestforyoutouserightnow.LISTENINGTEXTonPage21

2、LIMING:WhatareyoudoingDave?DAVE:I'mreadingabout_____________________．LM:    Youmeanthingslikecomputers?_____________they'resoboringtoreadabout.They'reonlygoodtouse．D:  Butthey'rejustonekindofIT．LM:   Really?SowhatelseispartofIT?informationtechnologyInmyopinionD:   We'vehadITforalongtime．Books

3、,radiosandTVsarealsokindsofIT．LM:  Oh．Ineverthoughtofthatbefore．______________________________________.D:  Yeah,Ibelievethattoo．Theyarecheapandeasytotakewithyoubutsometimesthe______________________________.Booksareawonderfulwayforustogetinformation．informationisoutofdate．LM:  Iagree．Theworldi

4、schangingsofast．Butinmyopinion_______________________________________isbetterthananythingelse．SometimesIalsolistentoEnglishprogrammesontheradio．Buttheyspeaksofastandsometimesit'sdifficulttounderstandeverything．listeningtosportsontheradioD:   Yes．IalsolistentoEnglishontheradiobutit‘seasiertofo

5、llowonTVbecauseyoucanalsoseewhatisgoingon．SometimesitismoreinterestingtowatchsportsonTVthanjustlistentothemontheradio．LM:  I_________becauseyougetsuchalotofinformationonthetechnicalaspectsofagameontheradio．Youdon'tgetthatonTV．ButIstillthinkthatthecomputeristhebestkindofIT．disagreeYoucanwatcha

6、filmonit,writetofriends,getinformation,andfindoutwhatisgoingonintheworld．D:   Iknow,butitisalsothemostexpensiveanditistoobigtocarrywithyoueverywhere．AlsotheInternethasnobodytocheckwhetherthatinformationyoufindthereiscorrect．Soyouhavetobecareful．LM:  Well,IsupposeallkindsofIThaveboth__________

7、_______________disadvantagesandadvantages．TypeofITAdvantagesDisadvantagesTVWebRadioBookSuggestedanswers:Youcanbothlistenandwatch．Youcannotwritetofriends．Youcanfindinformation．Itisveryexpensive．YoucanlistentoEnglish．Youcannotwatchafilm．Youcang