课文Unit1WisemeninhistoryGettingreadyInthisunit,youwilllearnaboutsomewisemeninhistory.Reading·Readthestory"Archimedesandthegoldencrown".Listening·ListentoaradioprogrammeabouttheancientOlympics.Grammar·Learnhowtousequestiontags.·Learnaboutdifferenttypesofsentences.Speaking·Learnhowtoaskforagreementorconfirmation.·Learntoretellastory.Writing·Learnhowtoimproveyourwork.Hi:Whatareyoudoing?Lo:I’mtryingtolifttheEarth.ArchimedesandthegoldencrownOnedayinancientGreece,KingHieroaskedacrownmakertomakehimagoldencrown.Atfirst,hewasveryhappywithit."It'sanicecrown,isn'tit?"heaskedhismen.Later,however,hebegantodoubtthatitwasarealgoldencrown."Isitmadecompletelyofgold?"hewondered.HesentittoArchimedesandaskedhimtofindoutthetruth."Thisproblemseemsdifficulttosolve.WhatshouldIdo?"thoughtArchimedes.Archimedeswasstillthinkingaboutthisproblemashefilledhisbathwithwater.Whenhegotintothebath,somewaterranover."That'sit!"shoutedArchimedes."Iknowhowtosolvetheking'sproblem!"Archimedeswentstraighttothepalacetoseetheking.First,heweighedthecrownandaskedthekingforsomegoldofthesameweight.Next,heputtwopotsintotwobigbowlsandfilledbothpotswithwater.Heputthegoldintoonepot,andsomewaterranintothebowl.Thenheputthecrownintotheotherpot.Thistime,evenmorewaterranintothebowl."Lookatthis,"saidArchimedestoKingHiero."Acrownmadecompletelyofgolddisplaceslesswaterthanacrownmadeofgoldandanothermetal.Thiscrowndisplacedmorewaterthangoldofthesameweight,soI'mcertainthatit'snotcompletelymadeofgold.""Thecrownmakertrickedme,didn'the?Whatabadmanheis!"shoutedKingHiero.Hethensentthecrownmakertoprison.Unit2GreatmindsGettingreadyInthisunit,youwilllearnaboutgreataboutgreatmindssuchasAlbertEinstein.Reading·ReadashortstoryaboutEinsteinandhisdriver.Listening·Listentoaradioprogrammeaboutsomegreatminds.Grammar·Learnhowtouseinfinitivesafternouns,assubjectsandaftertheverbtobe.Speaking·Learntoleaveandtakephonemessages.·Tellastoryaboutafamousperson.Writing·Writeashortstoryaboutafamousastronomer.Lo:Itsaysherethatmanygeniusesarealittledeaf.Hi:Pardon?TwogeniusesManypeopleconsiderAlbertEinstein(1879-1955)agenius.Thisstoryabouthimshowsthathealsohadasenseofhumour.Einsteinoftenreceivedinvitationstoexplainhistheoriesatdifferentuniversities.Onthesetrips,hisdriverHansoftensaidtohim,"It’sapleasuretodriveageniuslikeyou,DrEinstein."Oneevening,ontheirwaytoauniversity,Einsteinsaid,"I'msotired.IwishIcouldavoidgivingmylecturetonight,Hans,butIdon'twanttoletmyaudiencedown.""Iknowwhattodo,"saidHans."Icangivethelectureforyou.Youcantrustme.I'velistenedtoyourlecturesomanytimesthatI'velearntitbyheart.Nooneknowsyouatthisuniversity,sotheywon’tfindout."So,theychangedplaces.Attheuniversity,Hanswasguidedtothefrontofthehall.Einsteintookaseat,listenedtoHansgivehislecturewithoutdifficulty,andjoinedintheapplauseattheend.However,beforeHansleft,amanshouted,"I'dliketoaskyouaquestion."HethenaskedaquestionsodifficultthatHanshadnoideawhathewastalkingabout.Einsteinturnedpale."Ohno!"hethought."Nowwe'reintrouble."ButHansjustlaughedandsaid,"That'ssuchaneasyquestionthatevenmydrivercananswerit.Hans,please..."Einsteinstoodupandansweredthequestionperfectly.Theylefttheuniversity,withEinsteindriving.Alittlelater,Hansofferedtodrive."No,"laughedEinstein."It'sapleasuretodriveageniuslikeyou,Hans."Unit3FamilylifeGettingreadyInthisunit,youwilllearnaboutfamilylife.Reading·Readinterview...