大学学术英语视听说Lesson.ppt

7,Robots,HowTheyWorkandLearntoWork,TOPICPREVIEW,BEFORELISTENING,LISTENING,AFTERLISTENING,EXPANSION,Astudentbuildsarobot.,Answerthefollowingquestionswithapartneroryourclassmates.,Whatdoyoupicturewhenyouthinkof“arobot”?Whatdoesitlooklike?Whatdoesitdo?Drawasimplepictureofyourrobot.HaveyouseenamovieorTVshowinwhichrobotsplayanimportantrole?Whatwasthenameofthemovie?Whatdidtherobotsdointhemovie?Howdo“real”robotsdifferfrom“movie”robots?Whatwillrobotslooklikeandbedoingin10years?in20years?in50years?,VOCABULARYPREVIEW,VOCABULARYPREVIEW,Listentothefollowingsentencesthatcontaininformationfromthelecture.Asyoulisten,writethewordfromtheboxthatcompletesthesentence.,1.Today,Imgoingtotalkmostlyaboutindustrialrobots.2.Theserobotsdoworkthatisrepetitive,dangerous,orboring.3.Therobotlearnstodoitsjobwiththeguidanceofahumanbeing.4.Roboticarmsontheassemblylinejointhepartsofacartogether.5.Robotsareveryprecisewhenrepeatingatask.,AudioTrack1-7-1,VOCABULARYPREVIEW,Listentothefollowingsentencesthatcontaininformationfromthelecture.Asyoulisten,writethewordfromtheboxthatcompletesthesentence.,6.Robotsdoworkhumanscoulddo,buttheydoitmoreefficiently.7.Therobotstorestheexactmovementsinitscomputermemory.8.Arobotusessensorstogatherinformation.9.Anautonomousmachinecanchangeitsbehaviorinrelationtoitssurroundings.10.HondasASIMOcandetectthemovementsofpeoplenearby.,AudioTrack1-7-1,VOCABULARYPREVIEW,Matchthewordstotheirdefinitions.,PREDICTIONS,ThinkaboutthequestionsintheTopicPreviewandthesentencesyouheardintheVocabularyPreview.Writethreequestionsthatyouthinkwillbeansweredinthelecture.Shareyourquestionswithyourclassmates.,Whatdoyoupicturewhenyouthinkof“arobot”?Whatdoesitlooklike?Whatdoesitdo?Drawasimplepictureofyourrobot.HaveyouseenamovieorTVshowinwhichrobotsplayanimportantrole?Whatwasthenameofthemovie?Whatdidtherobotsdointhemovie?Howdo“real”robotsdifferfrom“movie”robots?Whatwillrobotslooklikeandbedoingin10years?in20years?in50years?,NOTETAKINGPREPARATION,ListeningforNewSectionsofaLectureDifferentsectionsofalecturedealwithdifferentaspectsofthelecturerschosentopic.Asyoulistentoalecture,listenforwhenthelecturermovesfromoneaspectofthetopictoanewaspect.Whenthathappens,leaveaspaceandstartanewsectioninyournotes.,Asectionofalecturemay,forexample,giveadefinition,providehistoricalbackground,analyzereasons,ordescribeaprocess.,Alecturerwilluselanguagesuchasthefollowingtointroduceanewsection:,Idliketostartbydefining.Now,letstalkaboutwhy.Sowhatistheprocessbywhich.Next,Iwanttoexaminethehistoryof.,NOTETAKINGPREPARATION,Listentothreesectionopeningsfromthelecture.Takenotes.,AudioTrack1-7-2,NOTETAKINGPREPARATION,Listenagaintothesectionopeningsfromthelecture.Circlewhatyouthinkthelecturerwillgoontotalkaboutineachsection.,AudioTrack1-7-2,NOTETAKINGPREPARATION,Listentosentencesfromthelecture.Writethecueyouhearineachsentencethatshowsthelecturerisdescribingastepinaprocess.,DiscourseCuesforChronologyWhenyoulistentostepsinaprocess,remembertolistenforlanguagethatsignalsthedifferentsteps.Reviewthediscoursecuesonpages26and33.,AudioTrack1-7-3,FIRSTLISTENING,Listentothelectureonrobots.Asyoulisten,putthefollowingpartsofthelectureintheorderthatyouhearthem.Numberthem1to5.,AudioTrack1-7-4,SECONDLISTENING,Listentoinformationfromthelecture.Thespeakerwilltalkslowlyandcarefully.Youdonthavetodoanythingasyoulisten.Justrelaxandlisten.,AudioTrack1-7-5,THIRDLISTENING,Listentothelectureintwoparts.Followthedirectionsforeachpart.Whenyouhavefinished,reviewyournotes.Later,youwillusethemtosummarizethelecturewithapartner.,Youwillhearthefirstpartofthelectureagain.Listenandcompletethenotesbyaddingtheabbreviationsandsymbolsfromthebox.,1.whatrobotslklikenothumansmachs2.todaystopic=IndustRsRsdowkrep,dang,boringmostRswkinfactories,e.g.ptglidsonjarsincarfactsRsverypreciseRsdohumanwkmoreefficlyandprecisely3.howrbtswkrbts1stneedcontrsyst,AudioTrack1-7-6,THIRDLISTENING,Asyoulistentothesecondpartofthelecture,takeyourownnotesonaseparatepieceofpaper.,AudioTrack1-7-7,Youwillhearsixquestionsaboutthelecture.Listentoeachquestionandwritetheletterofthebestanswer.,ACCURACYCHECK,AudioTrack1-7-8,Youwillhearfourquestionsaboutthelecture.Writeashortanswertoeachquestion.Useyournotes.,ACCURACYCHECK,AudioTrack1-7-9,Withthehelpandguidanceofahumanbeingwhousesahandheldcomputertoguidetherobotsmotions.Becausetheyareprogrammedtofollowspecificseriesofmovements.Itcanmovetoavoidbumpingintosomeoneorsomethinginitsway.Itcanlearntodance.,Useyournotestocreateanoralsummaryofthelecturewithyourpartner.Asyouworktogether,adddetailstoyournotesthatyourpartnerincludedbutyouhadmissed.,ORALSUMMARY,Discussthefollowingquestionswithaclassmateorinasmallgroup.,DISCUSSION,Robotsdomanyjobsinfactoriesthatpeopleusedtodo.Whataresomeofthereasonswhyrobotsarenowusedforthesejobs?Dorobotsputpeopleoutofwork?Robotswillcontinuetobecomemorehuman-likeuntiltheylook,talk,andthinkmuchlikehumanbeings.Isthisagoodthingorabadthing?Why?3-Dprintersalreadyexist.Inthefuturesimilarmachinescouldusenanobotsrobotstoosmalltoseetoturnrawmaterialsintonewproducts.Isthisagoodidea?Why?,TASK1StepsinDoingResearch,Listentosomeonedescribethestepsindoingresearch.Asyoulisten,matchthestepsbelowtothepictures.Writethenumberofthestepnexttothepicture.,AudioTrack1-7-10,Step1:Dobackgroundresearch.Step2:Conductyourexperiment.Step3:Makeobservations.Step4:Recordandanalyzeyourresults.Step5:Presentyourresearch.,Step3,Step2,Step1,Step5,Step4,TASK2ASimpleExperiment,TASK2ASimpleExperiment,Listentothingsyouwillneedtoperformasimpleexperiment.Writeeachonenexttoitspicture.,AudioTrack1-7-11,TASK2ASimpleExperiment,Listentothedescriptionoftheexperiment.Asyoulisten,fillinthemissingwordsinthesentencesbelow.,AudioTrack1-7-12,First,poursomevinegarintothebottleuntilitisaboutone-quarterfull.Next,usethefunneltopoursomebakingsodaintot