Firstaidisdefinedastheemergencycaregiventoasickorinjuredperson.Thegoalsoffirstaidaretopreventdeathandtopreventinjuriesfrombecomingworse.Eachemergencyconditionisdifferent.However,thefollowingrulesapplytoanykindofemergency.*Beawareofyourlimitations.Donottrytodomorethanyouareableto.Norshouldyoudothingsifyouareunfamiliarwiththem.Dowhatyoucanundertheconditionsatthetime.*Staycalm.Actingcalmlywillhelpthevictimfeelsafe.*Takeaquicklooktoseeifthevictimisbleeding,andifthereisapulse.*Keepthevictimlyingdownanddonotmovehim/her.Youcouldmakeaninjuryworseifyoumovethevictim.*CallforhelporasksomeonetomaketheEMSsystem(急救系统)start.*Keepthevictimwarmunlesshe/shesuffersfromheatstroke(中暑).Coverthevictimwithablanket.Coatsandsweaterscanbeusedifablanketcannotbefound.*Reassurethevictim.Explainwhatishappeningandthathelphasbeencalled.*Donotgivethevictimanyfoodorfruits.*Keepthebystandersawayfromthevictim.Bystanderswanttohavealook,offeradvice,andsaysomethingaboutthevictim'scondition.Thevictimmaybelievethattheconditionisworsethanitreallyis.[理解]1．What'sthemainideaofthepassage?Themainideaofthetextisabouthowtogivefirstaid．2．What'sthemostimportantpurposeoffirstaid?Topreventdeathandtopreventinjuriesfrombecomingworse.3．What'sthepurposeofkeepingthebystandersawayfromthevictim?Donotlettoomanybystandersaroundtodisturbthevictim.[积累]1．definev.阐明；限定；给……下定义；描出……的界线2．emergencyn.突发事件；紧急情况3．beawareof意识到，认识到4．limitationn.局限性；限制，限定5．beunfamiliarwith对……不熟悉6．victimn.受害者7．reassurev.使……安心8．bystandern.旁观者SectionⅠReadingandThinkingeq\a\vs4\al([读文清障])①essentialadj.必要的；必备的②organn．(人或动植物的)器官③actas担任；充当④toxinn．毒素(尤指细菌产生的致病物质)⑤rayn．光线；光束；(热、电等)射线⑥senseoftouch触觉⑦getburnt被烧伤⑧avarietyof各种各样的⑨radiationn．辐射；放射线eq\o(○,\s\up3(10))electricityn．电；电能eq\o(○,\s\up1(11))acidn．酸adj.酸的；酸性的eq\o(○,\s\up2(12))bedividedinto被分成……eq\o(○,\s\up2(13))dependon视……而定；取决于……eq\o(○,\s\up2(14))millimetren．毫米；千分之一米eq\o(○,\s\up2(15))minoradj.较小的；次要的；轻微的eq\o(○,\s\up2(16))layern．层；表层