unit3warming up and reading

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1、Unit3InventorsandinventionsGuessingGameGuesswhattheinventionisorwhotheinventoris.WarmingupIt’smadeofplasticsandmetal.Itlookslikeasmallboxwithascreenandbuttonsonit.Withtheinventionyoucancontactsomeonewhileyouarewalking.402030Whatisit?MobilephoneTheinventorisfromAmerica.Heisoneofthefathe

2、rofinventions.Theinventorinventedthebulb.402030Whoishe?EdisonThisinventionlookslikeabird.It’smadeofmetal.Itmakesitpossibleforpeopletoflytodifferentplacesintheworld.Itispoweredbyanengineandisflownbyapilot.30102040Whatisit?AirplaneThisinventioncanhelppeopleinthestreet.Itlookslikeatreesta

3、ndingbesidethestreet.Itdirectscarsandtrucks.Itusescoloredlights.Redmeansstopping,greenmeansgoing.Trafficlights30102040Whatisit?Hewasaworld-famousinventorfromSweden.Hereisoneofhisphotos.Heinventeddynamite(炸药).Afamousprizewasnamedafterhim.Whoishe?40203050AlfredNobelLet'sguesstheNewContin

4、entColumbusPleasetellwhetherthefollowingarediscoveriesorinventions.It’s___________adiscovery.ZhangHengSeismograph(地震仪)It’s___________aninvention.AnamphibiouscarIt’s________aninvention.水陆两用汽车DNAIt’s________adiscovery.Stephenson’s“Rocket”It’s________aninvention.Differencebetweenadiscover

5、yandaninventionAdiscoveryissomething________innaturebutnotyet_______.Aninventionissomething_______byhumanbeings.existingknowncreatedWorkthestagesoutthateveryinventorsmustgothrough.Pre-readingApplyingforapatent2.Findingaproblem3.Doingresearch4.Testingsolution5.Thinkingofacreativesolutio

6、n6.DecidingontheinventionLookatthelistbelowandworkoutasuitableorder.Whatifsomesnakesareinyouryard？readingTheProblemoftheSnakes蛇的困扰SkimmingReadingComprehensionHowmanypossibleapproachesdidtheauthordecideoncatchingsnakes?A.TwoB.ThreeC.FourD.Five2.Thewritersucceededincatchingthesnakesinthe

7、______attempt.A.firstB.secondC.thirdD.fourthThetextnarratesthep______ofthesnakesandpresentsthep_________ofcatchingthemandapplyingforap______.roblemroceduresatentWhat’sthemainideaofthetext?skimmingcarefulreadingfindoutwhichparagraphorparagraphsdealwitheachinventingstagesandfillinthebl