rEAD thE Following tExt.ChoosE thE BEst worD(s) For EACh numBErED BlAnk AnD mArk [A], [B], [C] or [D] onAnswEr shEEt 1. D、vAlign=top wiDth="100%"> thErE ArE mAny mEDiCAl proBlEms in thE moDErn soCiEty. onE oF thE most AlArming mEDiCAl proBlEms in thE worlD is A {{u}} (21) {{/u}} DisEAsE nAmED hiv virus. this kinD oF virus is First {{u}} (22) {{/u}} twEnty yEArs Ago. it wEAkEns thE BoDy AnD DEvElops Fully BlownAiDs.AiDs is not oBvious in thE EArly stAgE. somEtimEs symptoms oCCur within A FEw wEEks AFtEr {{u}} (23) {{/u}}. thEy ArE oFtEn Flu-likE, suCh As {{u}} (24) {{/u}}, FEvEr, hEADAChE, DiArrhEA AnD night swEAts. thE thrEE mAin {{u}} (25) {{/u}} routEs oF hiv ArE sExuAl ContACt, ExposurE to inFECtED BoDy FluiDs or tissuEs AnD From mothEr to {{u}} (26) {{/u}} or ChilD During pErinAtAl pErio D、this kinD oF virus CAn AlwAys {{u}} (27) {{/u}} somE FAmiliEs ApArt. pEoplE’s First {{u}} (28) {{/u}} is A DEniAl ABout thEir lovED onE’s ConDition. hiv positivE pEoplE ArE thosE who hAvE tEstED positivE For thE virus. {{u}} (29) {{/u}} thEy ArE rElAtED to ConDitions thAt ArE FAr lEss sErious thAn hiv, thEy CAn only BE trEAtED whEn potEntiAl pAtiEnts ArE {{u}} (30) {{/u}} oF thE risk oF inFECtion. thEy ChoosE to DEAl with thE risk instEAD oF AvoiDing oF it. {{u}} (31) {{/u}} tEsts ArE thE BEst wAy to monitor hiv BECAusE thEy CAn slow thE progrEss oF thE virus {{u}} (32) {{/u}} timE.But wE hAvE to ADmit thAt it is no longEr AssoCiAtED {{u}} (33) {{/u}} DEAth immEDiAtEly, But Drugs ArE not {{u}} (34) {{/u}}.DoCtors {{u}} (35) {{/u}} hiv positivE pEoplE to hAvE rEgulAr tEsts to monitor thE progrEss oF thE DisEAsE. By now thErE is still not suCCEssFul vACCinAtion AgAinst hiv, so muCh EFFort hAs BEEn {{u}} (36) {{/u}} mAinly on EDuCAting thE puBliC ABout {{u}} (37) {{/u}} hiv is pAssED on. in ADDition, morE EmphAsis is ContriButED to introDuCE to thE CitizEns ABout pErsonAl mEAsurEs thAt {{u}} (38) {{/u}} thE risk oF inFECtion. "wE ArE ConCErnED ABout thEsE inDiviDuAls, BECAusE wE know thAt EArly trEAtmEnt CAn hElp {{u}} (39) {{/u}} thEir liFE AnD EnsurE thAt thEy Do not {{u}} (40) {{/u}} othErs, inCluDing thEir nEwBorn ChilDrEn. "DrDonAlD gElhorn (prEsiDEnt oF thECollEgE oF FAmily physiCiAns oFCAnADA) sAys.