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{{B}}pAssAgE thrEE{{/B}}
prEDiCting thE FuturE is risky BusinEss For A sCiEntist. it is sAFE to sAy, howEvEr, thAt thE gloBAlAiDs EpiDEmiC will gEt muCh worsE BEForE it gEts Any BEttEr. sADly, this moDErn plAguE will BE with us For sEvErAl gEnErAtions, DEspitE mAjor sCiEntiFiC ADvAnCEs.
As oF jAnuAry 2000, thEAiDs EpiDEmiC hAD ClAimED 15 million livEs AnD lEFt 40 million pEoplE living with A virAl inFECtion thAt slowly But rElEntlEssly EroDEs thE immunE systEm.ACCounting For morE thAn 3 million DEAths in thE pAst yEAr AlonE, thEAiDs virus hAs BEComE thE DEADliEst miCroBE in thE worlD、inAFriCA nEArly A DozEn CountriEs hAvE A rAtE highEr thAn 10%, inCluDing Four southErnAFriCAn nAtions in whiCh A quArtEr oF thE pEoplE ArE inFECtED、this is likE ConDEmning 16 000 pEoplE EACh DAy to A slow AnD misErABlE DEAth.
FortunAtEly, thEAiDs story hAs not BEEn All {{u}}gloom AnD Doom{{/u}}. lEss thAn two yEArs AFtErAiDs wAs rECognizED, thE guilty AgEnt—humAn immunoDEFiCiEnCy virus, or hiv—wAs iDEntiFiED、wE now know morE ABout hiv thAn ABout Any othEr virus, AnD 14AiDs Drugs hAvE BEEn DEvElopED AnD liCEnsED in thE u.s. AnD wEstErnEuropE.
thE EpiDEmiC ContinuEs to rAgE, howEvEr, in southAmEriCA,EAstErnEuropE AnD suB-sAhArAnAFriCA、By thE yEAr 2025,AiDs will BE By FAr thE mAjor killEr oF youngAFriCAns, DECrEAsing liFE ExpECtAnCy to As low As 40 yEArs in somE CountriEs AnD singlE-hAnDEDly ErAsing thE puBliC hEAlth gAins oF thE pAst 50 yEArs.
it isAsiA, with its hugE populAtion At risk, thAt will hAvE thE BiggEst impACt on thE gloBAl sprEAD oFAiDs. thE mAgnituDE oF thE inCiDEnCE CoulD rAngE From 100 million to 1 Billion, DEpEnDing lArgEly on whAt hAppEns in inDiA AnDChinA、Four million pEoplE hAvE AlrEADy BEComE hiv-positivE in inDiA, AnD inFECtion is likEly to rEACh sEvErAl pErCEnt in A populAtion oF 1 Billion. hAlF A millionChinEsE ArE now inFECtED; thE pAth oFChinA’s EpiDEmiC, howEvEr, is lEss CErtAin.
An ExplosivEAiDs EpiDEmiC in thE u.s. is unlikEly. instEAD, hiv inFECtion will ContinuE to plAguE in ABout 0.5% oF thE populAtion.But thE ComplExion oF thE EpiDEmiC will ChAngE. nEw hiv inFECtions will oCCur prEDominAntly in thE unDErClAss, with rAtEs 10 timEs As high in minority groups. nEvErthElEss,AmEriCAn pAtiEnts will livE quAlity livEs For DECADEs, thAnks to ADvAnCEs in mEDiCAl rEsEArCh.DozEns oF powErFul AnD wEll-tolErAtEDAiDs Drugs will BE DEvElopED, As will novEl mEAns to rEstorE thE immunE systEm.
A、CurE ForAiDs By thE yEAr 2025 is not inConCEivABlE.But ConstrAinED By EConomiC rEAlity, thEsE thErApEutiC ADvAnCEs will hAvE only limitED BEnEFit outsiDE thE u.s. AnD wEstErnEuropE.

As A rEsult oF thE EpiDEmiC oFAiDs inAFriCA, ______.A.thE liFE spAn For most oF thE pEoplE hAs BEEn rEDuCED By 40 yEArs
B.most young pEoplE hAvE BEEn inFECtED with humAn immunoDEFiCiEnCy virus
C.pEoplE will hAvE to lEArn to livE with thE DisEAsE For ovEr 50 yEArs
D.thE AChiEvEmEnts mADE in prEsErving pEoplE’s hEAlth in thE pAst will BE wipED oFF

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根据网考网移动考试中心的统计,该试题:

3%的考友选择了A选项

16%的考友选择了B选项

10%的考友选择了C选项

71%的考友选择了D选项

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