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1、课文Unit1WisemeninhistoryGettingreadyInthisunit,youwilllearnaboutsomewisemeninhistory.Reading·Readthestory"Archimedesandthegoldencrown".Listening·ListentoaradioprogrammeabouttheancientOlympics.Grammar·Learnhowtousequestiontags.·Learnaboutdifferenttypesofsentences.Speakin
2、g·Learnhowtoaskforagreementorconfirmation.·Learntoretellastory.Writing·Learnhowtoimproveyourwork.Hi:Whatareyoudoing?Lo:I’mtryingtolifttheEarth.ArchimedesandthegoldencrownOnedayinancientGreece,KingHieroaskedacrownmakertomakehimagoldencrown.Atfirst,hewasveryhappywithit."
3、It'sanicecrown,isn'tit?"heaskedhismen.Later,however,hebegantodoubtthatitwasarealgoldencrown."Isitmadecompletelyofgold?"hewondered.HesentittoArchimedesandaskedhimtofindoutthetruth."Thisproblemseemsdifficulttosolve.WhatshouldIdo?"thoughtArchimedes.Archimedeswasstillthink
4、ingaboutthisproblemashefilledhisbathwithwater.Whenhegotintothebath,somewaterranover."That'sit!"shoutedArchimedes."Iknowhowtosolvetheking'sproblem!"Archimedeswentstraighttothepalacetoseetheking.First,heweighedthecrownandaskedthekingforsomegoldofthesameweight.Next,heputt
5、wopotsintotwobigbowlsandfilledbothpotswithwater.Heputthegoldintoonepot,andsomewaterranintothebowl.Thenheputthecrownintotheotherpot.Thistime,evenmorewaterranintothebowl."Lookatthis,"saidArchimedestoKingHiero."Acrownmadecompletelyofgolddisplaceslesswaterthanacrownmadeofg
6、oldandanothermetal.Thiscrowndisplacedmorewaterthangoldofthesameweight,soI'mcertainthatit'snotcompletelymadeofgold.""Thecrownmakertrickedme,didn'the?Whatabadmanheis!"shoutedKingHiero.Hethensentthecrownmakertoprison.15Unit2GreatmindsGettingreadyInthisunit,youwilllearnabo
7、utgreataboutgreatmindssuchasAlbertEinstein.Reading·ReadashortstoryaboutEinsteinandhisdriver.Listening·Listentoaradioprogrammeaboutsomegreatminds.Grammar·Learnhowtouseinfinitivesafternouns,assubjectsandaftertheverbtobe.Speaking·Learntoleaveandtakephonemessages.·Tellasto
8、ryaboutafamousperson.Writing·Writeashortstoryaboutafamousastronomer.Lo:Itsaysherethatmanygeniusesarealittledeaf.Hi:Pa
