新外研版Book3

StartingoutUnit3TheworldofscienceLearningobjectivesInthisclass,youwill●talkaboutsomewidelyusedinventions;●watchavideotoknowsomeinventionsintheyear3000;●

makeadiscussionaboutwhichinventionismostuseful.Lookandthink:Whatisthemostwidelyusedinventioninourlife?Doyouknowwhoinventedthecomputer

Answer:

Howiscomputerusedinourdailylife?BeforeViewingReadabouttheinventionsfromnovelsandchoosethosethathavebecomeareality.

Harrythrewthecloakaroundhisshoulders...Harrylookeddownathisfeet,buttheyweregone.

HarryPotterandthePhilosopher'sStonePresentlyIamgoingtopressthelever,andoffthemachinewillgo.Itwillvanish,passintofuturetime,anddisappear.

TheTimeMachine

Insteadofbeingprinted,theEarthChronicleiseverymorningspokentosubscribers,who,ininterestingconversationswithreporters,statesmen,andscientists,learnthenewsoftheday.IntheYear2889Afaintbluelightshotacrossit,darkeningtopurple,andpresentlyshecouldseetheimageofherson,wholivedontheothersideoftheearth,andhecouldseeher.TheMachineStopsThe

third

and

fourth

inventions

have

become

a

reality.People

nowadays

canhavevideochatswitheachotherviamobilephonesandcomputersconnectedto

theInternet.Andmanynewspapershaveofferedtheirreadersfree

digitaleditions.Furthermore,livechatroomsmakeitpossibleforpeopletocommunicatewithreporters,statesmenandscientists.

WatchthevideoLifeintheyear3000and

answerthequestions:Whichoftheinventionsinthevideointerestsyoumost?Why?Whichoftheinventionsinthevideodoyouthinkwillbecomeareality?WhileViewingOfalltheinventionsintheworld,whichdoyouthinkisthemostuseful?Why?AfterViewingInnovati