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1、2007-2013廣東高考英語閱讀理解C篇真題及解析2007-2013廣東高考英語閱讀理解C篇真題及解析C【2007】Malaria,theworld'smostwidespreadparasitic(寄生蟲引起的)disease,killsasmanyasthreemillionpeopleeveryyear—almostallofwhomareunderfive,verypoor,andAfrican.Inmostyears,morethanfivehundredmillioncasesofillnessresult
2、fromthedisease,althoughexactnumbersaredifficulttoassessbecausemanypeopledon't(orcan't)seekcare.Itisnotunusualforafamilyearninglessthantwohundreddollarsayeartospendaquarterofitsincomeonmalariatreatment,andwhattheyoftengetnolongerworks.IncountrieslikeTanzania,Mozam
3、bique,andtheGambia,nofamily,village,hospital,orworkplacecanremainunaffectedforlong.Malariastartssuddenly,withviolentchills,whicharesoonfollowedbyanintensefeverand,often,headaches.Astheparasitesmultiply,theytakeovertheentirebody.Malariaparasiteslivebyeatingtheredb
4、loodcellstheyinfect(感染).Theycanalsoattachthemselvestobloodvesselsinthebrain.Ifitdoesn’tkillyou,malariacanhappenagainandagainforyears.Thediseasepassedontohumansbyfemalemosquitoesinfectedwithoneoffourspeciesofparasite.Together,themosquitoandtheparasitearethemostdea
5、dlycoupleinthehistoryoftheearth—andoneofthemostsuccessful.Malariahasfivethousandgenes,anditsabilitytochangerapidlytodefenditselfandresistnewdrugshasmadeitnearlyimpossibletocontrol.Studiesshowthatmosquitoesarepassingonthevirusmorefrequently,andtherearemoreoutbreak
6、sincitieswithlargepopulations.Someofthedisease’sspreadisduetoglobalwarming.Fordecades,thefirst-choicetreatmentformalariaparasitesinAfricahasbeenchloroquine,achemicalwhichisverycheapandeasytomake.Unfortunately,inmostpartsoftheworld,malariaparasiteshavebecomeresist
7、anttoit.Successfulalternativesthathelppreventresistancearealreadyavailable,buttheyhavebeeninshortsupplyandareveryexpensive.Ifthesedrugsshouldfail,nobodyknowswhatwouldcomenext.51.Accordingtoparagraph1,manypeopledon’tseekcarebecause_________.A.theyaretoopoorB.itisu
8、nusualtoseekcareC.theycanremainunaffectedforlongD.therearetoomanypeoplesufferingfromthedisease52.Peoplesufferingfrommalaria_________.A.havetokillfemalemosquito
