牛津9A课文.docx

牛津9A课文.docx

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牛津9A课文

Archimedesandthegoldencrown

OnedayinancientGreece,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.Heputthegoldintoonepotandsomewaterranintothebowl.Thenheputthecrownintotheotherpot.Thistime,evenmorewaterranintothebowl.

“Lookatthis,”saidArchimedestoKingHiero.“Acrownmadecompletelyofgoddisplaceslesswaterthanacrownmadeofgoldandanothermetal.Thiscrowndisplacedmorewaterthangoldandanothermetal.Thiscrowndisplacedmorewaterthangoldofthesameweight,soI’mcertainthatit’snotcompletelymadeofgold.”

“Thecrownmaddertrickedme,didn’the?

Whatabadmanheis!

”shoutedKingHiero.Hethensentthecrownmakertoprison.

Morepractice

CaoChongweighsanelephant

Oneday,SunQuansentCaoCaoapresent.Itwasahugeelephant.CaoCaowantedtofindouttheweightoftheelephant.

“Whatahugeanimalitis!

Cananyonetellmehowtoweighit?

”heaskedthecrowdaroundhim.

“Canwegetalargescale?

”askedasoldier.However,noonecouldfindascalelargeenough.

“Canwecutitup>”askedanothersoldier..“No.Idon’twanttokillit,”saidCaoCao.Justthen,youngCaoChonghadawonderfulidea.“Icanweightheelephant!

”hesaid“letmehaveatry.”CaoChongaskedsomesoldierstoleadtheelephantontoaboat.Astheheavyanimalwalkedontoit,theboatwentlowerintothewater.

CaoChongdrewalineonthesideoftheboattomarkhowlowitelephantwasthentakenofftheboatandtheboatwasfilledwithrocksuntilitwentdownagainandwaterreachedthelineontheboat.

CaoChongthenweighedtherocks.Headdeduptheweightofalltherocksandsaid,“Thisistheweightoftheelephant.”

CaoCaowasveryhappywithhisson.“Mysonisveryclever,isn’the”hesaid.Everyoneagreed.

Unit2Greatminds

Twogeniuses

ManypeopleconsiderAlbertEinstein（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.Ttheuniversity,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.”

Morepractice

Einsteinandthelittlegirl

Oneafternoon,Einsteinwaswalkinghomefromwork.Atthesametime,a12-year-oldgirlwaswalkinghomefromschool.Theyweresoonwalkingsidebyside.Thegirllookedathimcuriouslyfromtimetotime.

“Pardonme,”thegirlsaid,“butyoulookjustlikeAlbertEinstein.”

“That’sbecauseIamAlbertEinstein!

”Einsteinsaid.

“Idon’tbelieveyou,“thegirlsaid.“EveryoneknowsthatEinsteinisagenius,.Butyou’rewearingyoursweaterbackwards,soyoucan’tbeveryclever.”

Einsteinbegantolaugh.“You’rethefirstpersontobesohonestwithme,“hesaidtothegirl.“it’sapleasuretohearsomeonetellmethetruthaboutmylook.”

Afterthatday,thegirloftenwenttovisitEinstein’shouseafterschool.Oneafternoon,thegirl’smotherwenttovisitEinstein.Sheaskedhimwhyhespentsomuchtimewithherdaughter.

“Ourfriendshipiseasytoexplain,”Einsteinsaid.“Yourdaughtertellsmethetruthaboutmylookandbringsmecookies.Inreturn,IhelpherwithherMathshomework.”

Unit3Familylife

Familylifeincities

Paulainterviewedtwoteenagersforaprogrammeonfamilylife.Sheaskedthemsomequestions.Herearetheiranswers.

Emily（aged15）

1Well,therearejustthreeofus:

mymum,mydadandme.

2HaveIgotmanypossessions?

Yes,I’vegotalotofthings:

abigTV,anewcomputerandamobilephone.

3No,I’mnotexpectedtodothehousework.

4Wegooutfordinnertogethersometimes,butmydadisoftenabroadonbusiness,andmymumworkstoo.Weusuallyjustdoourownpersonalthings.

5No,theydon’tusuallysetrulesforme,andsinceI’magooddaughter,theyneverpunishme.

6Well,Ilikeournewflat.It’smuchbiggerthanourlastone.ButIfeellonelywhenmyparentsareawayfromhome.

Jerry（aged14）

1Mymum,dad,grandmaandmysisterRosie.Althoughitsometimesfeelscrowdedinourlittleflat,wedon’tmind.

2No,Ihaven’tgotmanypossessions.Ihavenointerestinthingslikefashionableclothes.Newfashionssoongooutofdate,don’tthey?

That’swhatmygrandmasays.

3Yes,Ihelpwiththehousework.Iwashthedishesandevenironmyownshirts.Mygrandmasaysyoungpeopleshouldlearntolookafterthemselves.

4Yes,welikedoingthingstogether.Weeatmealstogethereveryday,andmyfamilyalwayscometoschoolevents.

5Yes,Isupposetheysetsomerulesforme.Forexample,unlessIfinishallmyhomework,Ican’twatchTV,andIcan’tgooutwithmyfriendseither.

6Iloveallmyfamilyverymuch.Wehaveacloserelationship,andwealwayssupporteachother.

Unit4problemsandadvice

Manynewspapersandmagazineshaveanadvicepage.Peoplewritetoaskforhelpwiththeirproblems.ThefollowingInternetpostswerewrittenbyfourteenagerstoanonlinenewspaper.

AnnaI’mworriedaboutmyfriendJolin.Shewantstobeamodelandshe’sthin,butshethinksshe’sfat.She’salwaysonadiet.She’sgettingtoothin,butwheneverItalktoheraboutthis,shegetsangry.HowcanIhelpher?

PeterIwentoutwithagroupoffriendsyesterday.Wesawaladylyinginthestreet.Shelookedverysick.Myfriendsmadejokesaboutherandlaughed.ThoughIwantedtohelpher,myfriendstoldmenotto.Itwasawfulofthemtolaughather,andIregretnotsayinganything.Ifeelashamedofmyself.WhatshouldIdointhissituation?

SimonI’vejuststartedwearingbraces,butIhatethem.Idon’tsayanyadvantageinwearingthem.Myfriendsalllaughatmeandsaybadthingsaboutme.IfeelembarrassedwhenIsmileoropenmymouth.Thebraceshurtmyteeth,andit’sdifficultformetoeat.Ifeelitwasamistakeformymouthtomakemeweartheseuglybraces.Whatdoyousuggest?

JulieIhavetosharearoomwithmyseven-year-oldsister,andshe’sdrivingmemad!

ShehasahabitofplayingthepianowhenI’mstudying,andshealwaystakesmythingswithouttellingme.Itrytokeeptheroomtidy,butshealwaysmakesamess.Ilovemysister,butsometimes,she’ssoannoying!

WhatshouldIdo?

Unit5Action

SURPRISESATTHESTUDIO

“Fiveminutestogo.”Shoutedthedirector.“Iseveryoneready?

”

“I’mgladthatI’mnotoneofthecontestants!

”DenisesaidAngela.

Thethreecontestantsweresittingattheirdesksonthestageandwaiting.Thehotlightswereshiningdownuponthem.Suddenlyoneofthempassedoutandfellacrossherdesk.

Acameramanhelpedthewomanoffthestage.

Thedirectorhurrieddownfromthecontrolroomabove,“Weneedanothercontestant,”heshouted.“WhoamongyouwantstobeonTV?

”

Angelaraisedherhand.“You’reon!

”thedirectorshouted.Heledherontothestage,andamake-upartistrushedforward.Shequicklyputmake-uponAngela’sfaceandbrushedherhair.

“Tenseconds,”shoutedthedirector.

“It’stimeforTravelQuiz,andhere’syourhost,LesterLi!

”saidaloudvoice.LesterLiranoutontothestage.Thequizshowbegan.

AlthoughAngelawasnotprepared,sheseemedrelaxedanddidreallywell.Sheansweredthequestionswithnoproblemsandwassoonaheadoftheothertwocontestants.

Twenty-fiveminuteslater,Angelajusthadtoanswersixmorequestionstobeattheothercontestantsandtowintheprize.

Denisewassoexcitedthatshecouldhardlykeepstill.Thoughthequestionsweregettingmoreandmoredifficult,Angelakeptgettingthemright.SoontherewasjustasinglequestionbetweenAngelaandvictory.

“Andfinally,where’sBigBen?

”askedLester.

“InEngland,”repliedAngela.

“Correct!

”shoutedLester.“You’retonight’sluckywinner.You’vewontonight’sprize-atripfortwotothelovelycityofPairs!

”

Unit6healthydiet

What’sabalanceddiet?

DorisandSamuelarehavingdinnerinarestaurant.

Samuel:

Ithi