Unit+1+Period+4+Using+Language+课件-【知识精讲精研】高中英语人教版（2019）选择性必修第四册

Unit1ScienceFictionUsingLanguageVoiceyouropinionsonrobotsandAITolistentoaninterviewbetweenthehostandasci-fiexpertaboutrobots.

TolearnsomethingaboutIsaacAsimov’sThreeLawsofRobotics.TotalkaboutwhatyouthinkofrobottechnologyandthefamousThreeLawsofRobotics.TolearntotreatAItechnologyobjectively.WherecanAIbeused?AIentertainmentmedicinetransportationsecurityeducationtourismfinance&economy...AIinlife

Lookatthepicturesanddiscussthequestionsinpairs.1.Whatjobsaretheserobotsdoing?Whataretheprosandconsofrobotsdoingthesejobs?2.WhatkindsofrobotsorAIdevelopmentsdoyouhopefor?1①servinginarestaurant②playingthepiano③playingmusicalinstruments④playingball⑤workinginafactoryCanrobotsreallyreplacethepeoplewhodothesejobs?Why?WhatAIdevelopmentsdoyouexpect?Why?1.Whatjobsaretheserobotsdoing?Whataretheprosandconsofrobotsdoingthesejobs?Left:Tworobotsareservingfoodatacafé;Pros:Maybecheaperandfaster;Cons:Communicationsdifficulties;Nohumantouch.Topcentre:Arobotisplayingthepiano;pros:Therobotcanplayanythingperfectly;Cons:Nocreativityoremotioninvolved.Bottomcentre:Aroboticarmworksatafactory;Pros:Simple,repetitivetasksaredoneathigherspeedsmorecheaplyandaccurately;Cons:Humansendupoutofwork;Noaddedskillorcreativity.Toprigt:Arobotbandisperforming;Pros:Morelivemusicwillbeavailablemorecheaply;Playlistswillbelimitless;Cons:Itreallyisn’tlivemusic;itismorelikelisteningtoarecord,withoutanyoftheexcitementandemotionofwatchinghumansperform.Bottomright:Severalrobotsareplayingsoccer;Pros:PromoteslearningandenjoymentofAIandroboticstoawideraudience;Cons:therobotplayersdon’tevenknowtheyareinacontestandhavenodesiretowinorlose,sothereisnoemotionalcontenttothematch;nophysicalskillortalentisinvolvedeither.2.WhatkindsofrobotsorAIdevelopmentsdoyouhopefor?IhopeforaneducatingrobotbecauseIcanaskanyquestionswhenIhavetroublesinlearning.Listentoaninterviewandputthesestatementsinthecorrectorder.2Whatarethekeyaspectsmentionedintheinterview?Whoisinterviewed?Whatdidthehostask?Whatistheexpert’sopinion?1

Thehostintroducestheguest,asci-fiexpert.___Theexperthasrobotsinhishome.___Asrobotsbecomemoreintelligent,theymayalsobecome

moredangerous.___ThehostmentionsAsimov’sThreeLawsofRobotics.___Theexpertsaysrobotswillhaveoccupationssuchas

teachingandnursing.___Thelinebetweenhumansandrobotswillbemoreblurredin

thefuture.___Thehostasksaboutbenefitsandproblems.___Thehostasksiftherearerobotsintheexpert’shome.___Insci-fistories,robotsoftenbecomesuperiorandtakeover.94527386Listentotheinterviewagainandwritedownthediscoursemarkersthatyouhear.Makeanoteofhoweachdiscoursemarkerisusedintheinterview.Thencompareyouranswerswithapartner.3

Discoursemarkersareusedtoorganiseatextbymarkingsequence,contrast,opinion,purpose,andsoon.Listeningfordiscoursemarkerscanhelpyouunderstandatextmoreeasily.Forexample,first,however,aboveall,inorderto,etc.Listentotheinterviewagainanddiscussthequestions.1.HowdidthehostmovefromintroducingtheguesttorobotsandAI?HowdidhechangethefocustotheThreeLawsofRobotics?2.HowdidSimonexplainhisbeliefswhenansweringthehost’squestions?Whatdiscoursemarkersdoyouoftenuse?Whataretheirfunctions?FunctionDiscoursemarkertostartorendconversationsnow,so,right,ingeneral,tosumup,forastart,…tochangetopicsWhat’smore,well,but,however,anyway,…toorderorsequencefirst(ofall),aboveall,next,…toshowinterest/surprise/sympathysure,good,quite,wonderful,exactly,absolutely,certainly,definitely,Isee,(all)right,That’sgreat/interesting/amazing/awful…FunctionDiscoursemarkertorephraseorchangewhatwesaywell,inotherwords,thethingis,Imean,youknowwhatImean,whatImeanis…tomarktheold,shared,orexpectedknowledgeandnewknowledgejustnow,youknow,see,yousee,thethingis…tomarkattitudeorpointofviewinspeakingorwritinghonestly,basically,predictably,nodoubt,totellyouthetruth,Ithink,I’mafraid,ofcourseImustadmit,ifyouaskme,Imustsay…Nottosoundtoodirectorforcefullike,just,maybe,apparently,sortof,kindof,perhaps,roughly,arguably,presumably…Choosethecorrectdiscoursemarkerstocompletethesentencesbelow.①A:Didhelooksad?

B:No,______hewasreallycheerful.

A.asamatteroffactB.obviouslyC.bythewaysWecanuseactually,infactorasmatteroffacttointroduceinformationthatmightbeinsomewaysurprisingorunexpected.A②______yourquestionaboutourmobilerates,Ihaveattachedadocumentwhereyoucanseeallourrateplans.A.Whereas B.Regarding C.AsfarasBWecanuseregarding…,asregards…,orasfaras…isconcernedtomean'inconnectionto'.Weusethemtointroduceatopic.③Well,Ithinkwecandeclarethemeetingclosed.______who’sgoingtohavelunchatthecanteentoday?A.Anyway B.ActuallyC.bythewayWecanusebythewayorincidentallytochangethesubject,tosaysomethingthatyouhavejustthoughtandthatdoesn’thavetobeconnectedtowhatwasbeingsaidbefore.C④______themostqualifiedcandidatesalwaysgetthebestjobs.A.Basically B.Infact C.obviouslyCWecanuseobviouslytointroduceafactthatisobvious,easytoseeorunderstand.⑤Iwillhelphim,______,hehasalwaysbeenthereforme.

A.what’smore B.afterall

C.obviouslyWecanuseafteralltointroduceanadditionalpointthatsupportsorexplainswhatyouhavejustsaid.B⑥Thenorthofthecountryisindustrializedandrich______thesouthisquitepoor,withaneconomybasedonagriculture.A.Whereas B.furthermore C.onthewhole

Weusewhereastocomparetwothings.AIngroups,discusswhattheexpertthinksofthequestionsandexchangeyourownviews.Youmayusethefollowingexpressionstohelpyou.4Oh,bytheway,... Oh,Iremember,…WhatImeanttotell/askyouis…Thatremindsmeof…Ithinkweoughttomoveonto...Oh,therewassomethingImeanttotellyou. Inearlyforgot!……,but(perhaps)that’sbesidethepoint.Thenextitemontheagendais…Ontheonehand…Ontheotherhand…CouldIchangethesubject?Changingthetopic1.Whatdoyouknowaboutrobottechnology?Whatcanrobotsdo?Robotstechnologyhasitsconsandpros.Itcanbringgreatconveniencetohumanbeingstogetherwithsomescientificormoralproblems.Arobotisamachinethatcandoataskaccordingtocomputerprogrammesorthroughtheuseofsomekindofcontrols.2.WhatbenefitsdoyouthinkrobotsorAIwillbring?Doyouthinktheywillcauseproblemsaswell?Themainbenefitsarethattheycandosomekindsofworkmorequickly,better,andcheaperthanhumans,andthattheycantaketheplaceofhumanswhennohumansareavailableorwhenhumanscannotdothework.Theycancauseproblems,however.First,whathappensiftheynolongerservepeopleorstopfollowingorders?Second,thereisthepossibilitythatatsomepointwewillhavedifficultydeterminingwhatconstitutesalivingbeingandwhatconstitutesamachine.Watchthevideoandlearnthe

mainbenefitsofAI.3DoyouknowanythingaboutIsaacAsimovandhisfamousThreeLawsofRobotics?Whatdoyouthinkoftheselaws?Watchthevideoandlearnthreelawsofrobotics.Yes,Ido.IsaacAsimovintroducedthemintomostofhissciencefictionwritingstoshowthatrobotscouldbepreventedfromharmingusorourworld.Theyarenotactualscientificlaws,butratherguidelinesfortheirhumanprogrammerstofollowtokeepourworldsafe.Atfirstglance,therulesseemlogicalandreasonable,buttheyalsoseemoutdated.A:Oh,bytheway,Isawaprogrammeaboutrobotdoctorslastnight.Itwasveryinteresting.Doyouthinkrobotswilldomoreoftheseimportantjobsinthefuture?B:Certainly.Theywillprobablydomostofourlabourforus.C:Maybe,butthat’sbesidethepoint.Inmyopinion,robotsaredangerous!Theyaremuchstrongerthanweareandmaybesuperiortousinthefuture.A:Ithinkweoughttomoveontothetopicofrobottechnology.Iknowtheideaofithasbeenaroundforever.TheancientGreeksandChinesebothmadecleverdevicesthatweren’tmuchdifferentthansomeoftherobotswehavetoday.B:Yes,butthemodernideaofintelligentrobotsthatlooklikehumansisonlyabout100yearsold.C:Ithinkwehadbettermoveontowhatrobotscando.Let’ssee…therearesimplerepetitivetaskslikefactoryworkandhousework.A:Yes,andIthinktherewillbemorecomplexjobsinthefuturelikeinhealthcare,education,orentertainment.C:Oh,thereissomethingelseImeanttoaskyou—doesanyoneknowwhoevencameupwiththeword“robot”?B:Wa