EllenParkerwasworriedaboutherhealth．Shecouldnotwalkveryquicklyanditwasdifficultforhertoclimbstairs．Shewassoonoutofbreath．"IsupposeIhadbettergotothedoctor，"shethought．Shewenttothedoctorandtoldhimherproblem．
"I'mnotatallsurprised，"hesaid．"It'sclearwhatyourproblemis．"
Heexaminedherandthengavehersomeadvice．
"Ifyoudon'tdowhatIsay，Mrs．Parker，"hesaid，"youwillhaveaheartattack．Itcouldkillyou．"Ellenwasveryworriedassheleftthedoctor's．Sheknewthatshehadtotakehisadvicebutthatitwouldnotbeeasyanditwouldtaketime．
Thenextdayshewentshopping．Thefirstshopshewentintowasabutcher'sshop（肉铺）．
"I'dliketenpoundsofsteak（牛排），please，"shesaid．
"Certainly，madam，"thebutcherrepliedandwentintothecoldroomandfoundalargepieceofsteak．Hebroughtthehugepieceofmeatbackintotheshopandplaceditonthescale（天平）．
"That'sjustundertenpounds，"hesaid．
"That'sbigenough，"Mrs．Parkersaid．
Thebutcherworkedouttheprice．"At＄4.99apound．Thatwillbe＄49.50，please．Wouldyoulikemetocutitupintosmallerpiecesforyou？"
"Oh，Idon'twanttobuythemeat，"Mrs．Parkersaid．
"Ifyoudon'twanttobuyit，"thebutcherrepliedangrily，"whydidyouaskmetogetitforyou？"
"MydoctortoldmethatIamoverweightandhavetolosetenpounds．Iwantedtoseewhattenpoundsoffleshlookedlike．"
21．ThereasonwhyEllenParkervisitedthedoctoristhat___．
A．shehadhadaheartattack．
B．shehadaproblemwithherhealth．
C．shewasunhappyaboutherweight．
D．shecouldnotsleepwell．
22．Parkeraskedfortenpoundsofsteakbecause___．
A．shewantedtobuysomefordinner．
B．shewantedtoloseweight．
C．herdoctorhadtoldhertoeatsteak．
D．shewantedtoseewhattenpoundsofmeatlookedlike．
23．WhatwasEllenParker'srealproblem？___
A．Sheatetoomuchsteak．
B．Sheweighedtoomuch．
C．Thedoctord
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