问题详情

Task2
Directions:ThistaskisthesameasTask1.The5questionsorunfinishedstatementsarenumbered41to45.
WhenararediseaseALDthreatenedtokillthefour-year-oldboyLorenzo,hisparentsrefusedtogiveuphope.DoctorsexplainedthattherewasnocureforALD,andthathe
wouldprobablydiewithinthreeyears.ButLorenzosparentssetouttoprovethedoctorswrong.
Theparentsdevotedthemselvestokeepingtheirsonaliveandsearchingforacure.Butdoctorsandthefamilie
sofotherALDpatientsoftenrefusedtotake
themseriously.Theythoughttheeffortstofindacurewereawasteoftime,anddrugcompanieswerentintere
stedinsupportingresearchintosuchararedisease.
However,theparentsstillrefusedtogiveupandspenteveryavailablehourinmedicallibrariesandtalkingtoany
onewhowouldhelp.Throughtrialanderror(反复实验),theyfinallycreatedacurefromingredients(调料)
commonlyfoundinthekitchen.Thecure,named"LorenzosOil",savedtheboyslife.Despitethegoodresults,
scientistsanddoctorsremainedunconvinced.Theysaidtherewasnorealevidencethattheoilworkedandthat
thetreatmentwasjustatheory.Asaresult,somefamilieswithALDchildrenwerereluctanttotryit.
Finally,theboysfatherorganizedaninternationalstudytotesttheoil.Aftertenyearsoftrials,theansweris:theoil
keepsALDchildrenhealthy.
41.DoctorssaidthatLorenzomightdiewithinthreeyearsbecause.
A)theyhadnevertreatedthediseasebefore
B)Lorenzowastooyoungtobe,cured
C)nocurehadbeenfoundforALD
D)ALDwasararedisease请帮忙给出正确答案和分析，谢谢！