问题标题:
阅读理解Doyouknowbloodtypes?Specialcaremustbetakeninselectingnewbloodforabadlyinjuredperson,whowouldbekilledbythetransfusionifthebloodistoodifferentfromhisown.Therearefourbas
问题描述:

阅读理解

Doyouknowbloodtypes?

Specialcaremustbetakeninselectingnewbloodforabadlyinjuredperson,whowouldbekilledbythetransfusionifthebloodistoodifferentfromhisown.

Therearefourbasictypesofblood:A,B,AB,andO.Bloodtype,likehairandheight,comesfromparents.Basically,AandBcannotbemixed.AorBcannotreceiveAB,butAB,sometimescalledtheuniversalrecipient,mayreceiveAorBOtype,oftencalledtheuniversaldonor,giveshisbloodtoanyothergroup.Patientsusuallyreceivenothingbutsaltorplasma(血浆)untiltheirbloodcanbematchedasexactlyaspossibleinthebloodbankofahospital.Thereisarelationshipbetweenyourbloodtypeandyournationality.AmongEuropeans,about42percenthavetypeAwhile45percenthavetypeO.Thefewest,isthetypeAB.

1.Whichofthefollowingshowsthecorrectrelationshipinbloodtransfusion?

(“←”meansgivingbloodto)

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A.B.C.D.2.FromthispassagewecanknowthatamongEuropeans________13percenthavetypeB.

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A.aboutB.nomorethanC.lessthanD.atmost3.Thetitleofthispassageshouldbe________.

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A.ImportanceofBloodTransfusion

B.ChoiceofBloodTransfusion

C.DifferentTypesofBlood

D.HumanBloodTypes

蒋伟荣回答:
  C;C;D
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