高考英语阅读科技类.docx

高考英语阅读科技类.docx

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高考英语阅读科技类

科技类

（1）

Withonlyabout1,000pandasleftintheworld,Chinaisdesperatelytryingtoclone（克隆）theanimalandsavetheendangeredspecies（物种）.That’samovesimilartowhataTexasA&MUniversityresearchershavebeenundertakingforthepastfiveyearsinaprojectcalled“Noah’sArk”.

Noah’sArkisaimedatcollectingeggs,embryos（胚胎）,semenandDNAofendangeredanimalsandstoringtheminliquidnitrogen.Ifcertainspeciesshouldbecomeextinct,Dr.DuaneKraemer,aprofessorinTexasA&M’sCollegeofVeterinaryMedicine,saystherewouldbeenoughofthebasicbuildingblockstoreintroducethespeciesinthefuture.

Itisestimatedthatasmanyas2,000speciesofmammals,birdsreptileswillbecomeextinctinover100years.Thepanda,nativeonlytoChina,isindangerofbecomingextinctinthenext25years.

Thisweek,ChinesescientistssaidtheygrewanembryobyintroducingcellsfromadeadfemalepandaintotheeggcellsofaJapanesewhiterabbit.Theyarenowtryingtoimplanttheembryointoahostanimal.

Theentireprocedurecouldtakefromthreetofiveyearstocomplete.

“Thenucleartransfer（核子移植）ofonespeciestoanotherisnoteasy,andthelackofavailable（capableofbeingused）pandaeggscouldbeamajorproblem,”Kraemerbelieves.“Theywillprobablyhavetodoseveralhundredtransferstoresultinonepregnancy（havingababy）.Ittakesalongtimeandit’sdifficult,butthiscouldbegroundbreakingscienceifitworks.Theyarecertainlynotputtinganylivepandasatrisk,soitisworththeeffort,”addsKraemer,whoisoneoftheleadersoftheProjectatTexasA&M,thefirst-everattemptatcloningadog.

“Theyaretryingtodosomethingthat’sneverbeendone,andthisisverysimilartoourworkinNoah’sArk.We’rebothtryingtosaveanimalsthatfaceextinction.Icertainlyappreciatetheireffortandthere’salotwecanlearnfromwhattheyareattemptingtodo.It’saresearchthatisverymuchneeded.”

1.Theaimof“Noah’sArk”projectisto_______.

A.makeeffortstoclonetheendangeredpandas

B.saveendangeredanimalsfromdyingout

C.collectDNAofendangeredanimalstostudy

D.transferthenuclearofoneanimaltoanother

2.AccordingtoProfessorKraemer,themajorproblemincloningpandaswouldbethelackof_______.

A.availablepandaeggsB.hostanimals

C.qualifiedresearchersD.enoughmoney

3.Thebesttitleforthepassagemaybe_______.

A.China’sSuccessinPandasCloning                                

      B.TheFirstClonedPandaintheWorld

      C.ExploringthePossibilitytoClonePandas

      D.China—theNativePlaceofPandasForever

4.Fromthepassageweknowthat_______.

A.Kraemerandhisteamhavesucceededincloningadog

      B.scientiststrytoimplantapanda’seggintoarabbit

      C.KraemerwillworkwithChinesescientistsincloneresearches

      D.abouttwothousandofspecieswillprobablydieoutinacentury

（2）

Wantaglanceofthefutureofhealthcare?

Takealookatthewaythevariousnetworksofpeopleaboutpatientcarearebeingconnectedtooneanother,andhowthisnewconnectivityisbeingexploitedtodelivermedicinetothepatient—nomatterwhereheorshemaybe.

Onlinedoctorsofferingadvicebasedonnormalsymptoms（症状）arethemostobviousexample.Increasingly,however,remotediagnosis（远程诊断）willbebasedonrealphysiologicaldata（生理数据）fromtheactualpatient.AgroupfromtheUniversityofKentuckyhasshownthatbyusingpersonaldataassistanceplusamobilephone,itisperfectlypracticaltosendapatient’simportantsignsoverthetelephone.Withthiskindofequipment,thecryaskingwhethertherewasadoctorinthehousecouldwellbeathingofthepast.

Othermedicaltechnologygroupsareworkingonapplyingtelemedicinetorural（countryside）care.Andatleastoneteamwantstousetelemedicineasatoolfordisasterneed—especiallyafterearthquakes.Onthewhole,thetrendistowardsprovidingglobalaccesstomedicaldataandexperts’opinions.

Butthereisoneproblem.Bandwidth（宽带）isthelimitingfactorforsendingcomplex（复杂的）medicalpicturesaroundtheworld—CTphotosbeingoneofthebiggestbandwidthusers.Communicationsatellitesmaybeabletodealwiththeshort-termneedsduringdisasterssuchasearthquakesorwars.Butmedicineislookingtowardsboththesecond-generationInternetandthird-generationmobilephonesforthefutureofremotemedicalservice.

Doctorshavemettodiscusscomputer-basedtoolsformedicaldiagnosis,trainingandtelemedicine.Withthefallingpriceofbroadbandcommunications,thenewtechnologiesshouldstartanewtimewhentelemedicineandthesharingofmedicalinformation,experts’opinionsanddiagnosisarecommon.

1.Thewriterchieflytalksabout_______.

      A.theuseoftelemedicineB.theon-lineddoctors

      C.me