职称英语卫生类A级模拟71

《职称英语卫生类A级模拟71》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

A
71⌱⚗☢ᐳᨵ15ᙳᨵ1ᡈᨵ!"ᡈᑜ$%&'☢ᡠ)Ḅ4⌱⚗⌱,1-!"./0ᑖ23ᨬ56Ḅᡈ஺81⚪:Thelittleboywassofascinatedbythemightyriverthathewouldspendhourssittingonitsbankandgazingatthepassingboatsandrafts.A.verystrongB.verylongC.verygreatD.veryfast;ὃ=ᫀ:Amighty"?ᜧḄA?ᨵBḄ஺Wearedealingwithforcesthataremightierthanourselves.ᡃDEᙠGH?IᡃDḄJB஺strong"?KḄ஺long"LḄ஺great"ᜧḄAMᜧḄ஺fast"NḄ஺82⚪:Itisobviousthathewillwinthegameatlast.A.likelyB.possiblyC.clearlyD.finally;ὃ=ᫀ:DO⚪PQRSḄTḄὃU஺Atlastᨬ'ᙢᨬWᙢAlikelyXYḄApossiblyXYᙢ;clearly[\ᙢ[ᨎᙢAfinallyᨬ'ᙢ,ᨬWᙢ஺83⚪:Diffusionisthespontaneousspreadingofmattercausedbytherandommovementofmolecules.A.patternlessB.whirlingC.constantD.rampant;ὃ=ᫀ:Arandom-patternless_32`“bcḄdeḄf2Ḅ”஺1

184⚪:Inordertoimproveourstandardofliving,wehavetoaccelerateproduction.A.speedupB.decreaseC.stopD.control;ὃ=ᫀ:AO2hP“`ijkᡃDḄlmnᡃDopoqNr"஺accelerate“qt”u᝞,Thecaracceleratedasitovertookme.wxyz{qt|}~iᡃ஺speedup“qN”u᝞Let'sspeedup.ᡃDNᔳ஺decrease“"u᝞,Theyaremakingfurthereffortstodecreasemilitaryspending.DEᙠ{ḄBᩭ஺stop“”Acontrol“ᑴ"u᝞,Inflationhasgotoutofcontrol.ᜫiᑴ஺ᨵ⌱⚗A-accelerate356஺85⚪:Thelossofhercatwasthegreatestgriefthechildhadknown.A.trialB.tragedyC.misconductD.sorrow;ὃ=ᫀ:D86⚪:Launchedintheautumnof1976inLondon,andnowpublishedtentimesayear.A.EndedB.FollowedC.IncludedD.Started;ὃ=ᫀ:Dlaunch“”Aend“"AFollow“b”Astart“”஺87⚪:Thestorywaspublishedwiththesolepurposeofsellingnewspapers2

2A.realB.mainC.onlyD.practical;ὃ=ᫀ:C88⚪:Hisshoeswereshinedtoperfection.A.clearedB.washedC.polishedD.mended;ὃ=ᫀ:Cᑜ$shine(vt.)Ḅ3P“¡ᐝ¡£A¤£(¦§¨)A⚗clear2`ª[A«◀஺u:Eachhumanisbornwithabagofkarmatobeclearedinthislife.ᩭᙳᨵ{®ᑡ⌕ᙠ±[◀Ḅ²B஺B⚗wash2`³஺u:CanIputwashedproduceinthebag?ᡃX´µ³¶Ḅ·r¸¹º»ᔩ½C⚗polish2`¤£A¾ᐝ஺u:Thechildrenlovedslidingroundthenewlypolishedfloor.¿DÀÁᙠ¤£ḄᙢÃÄŶᩭŶ஺D⚗mend2`Æ⊡஺u:Weneedanelectriciantomendtheiron.ᡃD⌕%ᵯÉÆᳮ{Ëᧅ஺ÍÎÏC⚗EÐ஺89⚪:In1845SarahMatherinventedasubmarinetelescopethatcouldbeusedtolocateandstudyunderwaterobjects.A.illuminateB.raiseC.findD.examine;ὃ=ᫀ:C810⚪:Poorhealthandlackofmoneymaybothbetoeducationalprogressroadblocks.A.restraintsB.stains3

3C.scarcitiesD.barriers;ὃ=ᫀ:DO2hP“ᏉÒÓÔÕÖ-×ØÙÚÛPÜÝᦟßḄàá஺"restraint“ᢓᑴ”u᝞Heisamanalwaysspeakingwithrestraint.PãäåæḄ஺stain"ç⁐Ḽ⁐”᝞:There'saninkstainonyourshirt.êḄëìÄᨵ{ímî஺scarcity”ïoð”᝞:Thescarcityoffruitwascausedbythedrought.mñòoGóPᵫIõö⌼ᡂḄ஺barrier“àá”ᨬùᔠ⚪2u᝞Heavydutiesonimportsandexportsareabarriertointernationaltrade.ûºḄkᐵýPþ▭᧕Ḅ஺11⚪Icannolongertoleratehisactions.A.putupwithB.acceptC.takeD.sufferfromὃᫀAtolerate"஺putupwith"஺IfIwereyou,Iwouldn'tputupwithhisbehavioranylonger.᝞ᡃᡃḄ஺accept"஺Idon'tthinkthattheywouldacceptmyview.ᡃᡃḄ!஺takeᨵ#$Ḅ%&஺takeaction"'()*'(+,஺Thegovernmenthaspromisedtorakeswiftactionontheenergycrisis.-./012'(+,3456ᓻ8஺sufferfrom"...:;஺Hesufferedfromcoldandhungerforsometime.<=⛭?@A஺12⚪:TheFaradayeffectwasthefirstdemonstrationofaconnectionbetweenmagnetismandlight.A.questioningB.proofC.achievementD.symbolὃᫀBdemonstrationCproofE&%“GHIG”஺questioning“K”;achievement“Mᡂ,PᑮᡂR,ᡂS"*symbol"UV᪗X”஺13⚪:4

4Thesearedefensivebehaviorpatternswhichderivefromourfears.A.stemB.relyC.developD.growὃᫀA14⚪:Humanfacialexpressionsdifferfromthoseofanimalsinthedegreetowhichtheycanbedeliberatelycontrolledandmodified.A.sufficientlyB.noticeablyC.intentionallyD.absolutelyὃᫀCdeliberatelyzintentionally%{|E:ᦑ%,~%ᙢ஺sufficientlyᙢᐙᑖᙢ஺noticeablyHᙢ᧕ᙢ஺absolutelyᙢ஺He'sabsolutelycorrect.஺15⚪HernoveldepictsanambitiousChinese.A.writesB.sketchesC.describesD.indicatesὃᫀCᑜḄ%{“”C⚗%0ᑏ"Thepoliceaskedmetodescribeexactlyhowithappened.ᡃ<᪵Ḅ஺A⚗%“ᑏ”,Ihavetowriteanessayfornextweek'sseminar.ᡃ⌕ᕜḄ£Iᑏ<¤ᦻ¦஺B⚗%“ᑏ*2ᑏ*……¨₝ª:Hesketchedthecoalminerinafewminutes.«ᑖ¬R®<¯°±᯼³´µḄ¶஺D⚗%“⊤H"Researchindicatesthatmenfinditeasiertogiveupsmokingthanwomen.Ẇº⊤Hᵱµ¼᝕µ¾¿᧕ᡄÁ஺▅ÃᑨÅ▅Ã☢¤ÇᦻÇᦻÈᑡÊ®7ËÌÍÎ᪷ÐÇᦻḄᑁ¿ÒËÌÍÓÊᑨÅ஺᝞ÔÌÕÖḄ×ØÎ⌱5

5ÚA⚗*᝞ÔÌÕÖḄ┯Ü×ØÎ⌱ÚB⚗᝞ÔÌḄ×Øᦻ¦ÝÞᨵÕßÎ⌱ÚC⚗஺SmokingSince1939,numerousstudieshavebeenconductedtodeterminewhethersmokingisahealthhazard.Thetrendoftheevidencehasbeenconsistentandindicatesthatthereisaserioushealthrisk.Researchteamshaveconductedstudiesthatshowbeyondallreasonabledoubtthattobaccosmokingisassociatedwithashortenedlifeexpectancy.Cigarettesmokingisbelievedbymostresearchworkersinthisfieldtobeanimportantfactorinthedevelopmentofcancerofthelungsandcancerofthethroatandisbelievedtoberelatedtocancerofsomeotherorgansofthebody.Malecigarettesmokershaveahigherdeathratefromheartdiseasethannon-smokingmales.Femalesmokersarethoughttobelessaffectedbecausetheydonotbreatheinthesmokesodeeply.Apartfromstatistics,itmightbehelpfultolookatwhatsmokingtobaccodoestothehumanbody.Smokeisamixtureofgases,vaporizedchemicals,minuteparticlesofashandothersolids.Thereisalsonicotine,whichispowerfulpoison,andblacktar.Assmokeisbreathedin,allthosecomponentsformdepositsonthemembranesofthelungs.Onepointofconcentrationiswheretheairtubeandbronchusdivides.Mostlungcancerbeginsatthispoint.Filtersandlowtartobaccoareclaimedtomakesmokingtosomeextentsafer,buttheycanonlyslightlyreduce,noteliminatethehazards.16⚪Itiseasytodeterminewhethersmokingishazardous.A.RightB.WrongC.NotmentionedὃᫀBÔ⚪àḄᑨÅáÁᏉãᔲᨵᓻå¿᧕Ḅ஺æᦻ¦Ḅ<ÌçèàḄé1939êëᩭµí®/$îẆºᐸðḄñ®ᑨÅáÁᏉãᔲ<ᓻå஺òëóÊᑨÅáÁᏉãᔲ<ᓻåô¿᧕஺17⚪Smokingreducesone'slifeexpectancy.A.RightB.WrongC.NotmentionedὃᫀA6

6Ô⚪àḄáÁõǵḄ⚜÷øù஺Ô⚪ᩭ6ú<ûᨬÈ<ËÌÍÝḄÍÌtobaccosmokingisassociatedwithashortenedlifeexpectancyáÁCµḄ⚜÷øùõÇᨵᐵ஺18⚪:Smokingmayinducelungcancer.A.RightB.WrongC.NotmentionedὃᫀAÔ⚪àḄáÁᨵò5þÿ஺ᦻḄᑮḄᐵ஺19⚪Thereisevidencethatsmokingisresponsibleforbreastcancer.A.RightB.WrongC.NotmentionedὃᫀC⚪Ḅᨵ!"#$Ḅ஺ᦻ%ᨵ&'()*஺20⚪Malesmokershavealowerdeathratefromheartdiseasethanfemalesmokers.A.RightB.WrongC.NotmentionedὃᫀB⚪Ḅᵱឋ-./012Ḅ3᳛5/᝕ឋ-./012Ḅ3᳛஺ᦻ%ᨵ7839ᵱឋ-᝕ឋ-./012Ḅ3᳛:;ᨵ(<=>?Femalesmokersarethoughttobelessaffectedbecausetheydonotbreatheinthesmokesodeeply.᝕ឋᔾὅBCDEḄFG95:HD᝛JKLᔾ஺MNOPQRḄᵱឋ-./012Ḅ3᳛S/᝕ឋ-./012Ḅ3᳛஺HT⚪ḄU⚪┯WḄ஺21⚪Nicotineispoisonous.A.Right7

7B.WrongC.NotmentionedὃᫀA⚪ḄYZ[ᨵ\Ḅ஺ᫀOᙠ^ᑮ஺22⚪Filtersandlowtartobaccomakesmokingsafe.A.RightB.WrongC.NotmentionedὃᫀB⚪Ḅᨵ_`ᘂᯖcdefḄ₝:hᐰḄ஺ᦻḄᨬk=lmᨬk=>n(<Ḅo:_`ᘂᯖcdefḄ₝ᙠpqrstuvw9Dhᐰ:;xJyᶍ{|}~K◀ᓻ஺HT⚪ḄU⚪┯WḄ஺ᭆᜧᡂ>▅☢(ᦻ,ᦻkᨵ2⚗l1n14⚪⌕MᡠḄ6⌱⚗ND25¢⌱£1¤¥Ḅ5᪗⚪§l2n58⚪⌕MᡠḄ6⌱⚗N⌱£4¤¥Ḅ⌱⚗:ᑖªᡂ¢>஺1.Medicineisthescienceandartofhealing.Itisasciencebecauseitisbasedonknowledgegainedthroughcarefulstudyandexperimentation.Itisanartbecauseitdependsonhowskillfullydoctorsandothermedicalworkersapplythisknowledgewhendealingwithpatients.2.Thegoalsofmedicinearetosavelives,torelievesufferingandtomaintainthedignityofillindividuals.Forthisreason,medicinehaslongbeenoneofthemostrespectedprofessions.Thousandsofmenandwomenwhoworkinthemedicalprofessionspendtheirlivescaringforthesick.Whendisasterstrikes,hospitalworkersrushemergencyaidtotheinjured.Whentheepidemicsthreaten,doctorsandnursesworktopreventthespreadofdisease.Researchersinthemedicalprofessioncontinuallysearchforbetterwaysoffightingdisease.3.Humanbeingshavesufferedfromillnessessincetheyfirstappearedontheearth.Throughoutmostofthistime,theyknewlittleabouthowthehumanbodyworksorwhatcausesdisease.Treatmentwasbasedlargelyonsuperstitionandguesswork.4.However,medicinehasmadetremendousprogressinthelastseveralhundredyears.Today,itispossibletocure,controlorpreventhundredsofdiseases.Peoplelivelongerthantheydidinthepastasa8

8resultofnewdrugs,machinesandsurgicaloperations.Medicalprogressinthecontrolofinfectiousdiseases,improvementsinhealthcareprogramsformothersandchildrenandbetternutrition,sanitationandlivingconditionshavegivenpeoplealongerlifeexpectancy.5.Asmedicinehasbecomemorescientific,ithasalsobecomemorecomplicated.Inthepast,doctorscaredforpatientsalmostsingle-handedly.Patientsreceivedtreatmentathomeformostkindsofillnesses.Today,doctorsnolongerworkbythemselves.Instead,theyheadmedicalteamsmadeupofnurses,laboratoryworkersandmanyotherskilledprofessionals.Thecareprovidedbysuchteamscannotgenerallybestartedathome.Asaresult,clinicsandhospitalshavebecomethechiefcentersformedicalcareinmostcountries.23-26Ḅ⌱⚗A.Inancienttribes,treatmentwasexecutedbywhichdoctorsarebasedlargelyonsuperstition.B.Today,extensiveknowledgeandsophisticatedmedicaltechniquesmakepossiblethecure,controlandpreventionofhundredsofdisease.C.Thegoalsofmedicineinvolveliferescuing,painreducinganddignitymaintaining.D.Controlofinfectionsdiseasesisgivenasareasonforalongerlife.E.Schoolinfirmariesappearasaresultofincreasingcomplicatedmedicalwork..F.Medicalcareisnowprovidedforpatientsinhospitalsbyamedicalteamconsistingofdoctors,nursesandlaboratoryworkers.27-30Ḅ⌱⚗A.alonglifeexpectancyformostpeopleB.artistsareadroitindealingwiththeirpaintingsubject.C.EngageinthemedicalprofessionD.CarefulstudyandexperimentationE.ThechiefcentersformedicalcareinmostcountriesF.Scienceandtechnology23⚪:Paragraph2.ὃᫀc¬®24⚪paragraph3,9

9ὃᫀA¬®25⚪:Paragraph4.ὃᫀB¬®26⚪Paragraph5.ὃᫀF¬®27⚪:DoctorsareskillfulindealingwithpatientsjustasὃᫀB¬®28⚪DoctorsapplytheknowledgegainedthroughὃᫀD¬®29⚪:10

10Medicalprogress,improvedhealthcareandbetterlivingconditionshaveensured.ὃᫀA¬®30⚪:Withthedevelopmentofthemedicine,clinicsandhospitalshavebecomeὃᫀE¬®▅ᳮ®☢ᨵ3ᦻ:¢ᦻkᨵ5⍝⚪:¢⍝⚪k☢ᨵ4⌱⚗஺ÍÎ▅ᦻÏ᪷ᦻᑁÒ)ᐸk☢ḄÔ⚪:M4⌱⚗N⌱£1ᨬÕᫀ஺HeatandHealthExtremelyhotweatheriscommoninmanypartsoftheworld.Althoughhotweatherjustmakesmostpeoplehot,itcancausemedicalproblems--anddeath.Healthexpertssaythatsincetheyear1900,extremelyhotweatherhaskilledmorepeopleintheUnitedStatesthananyothernaturalevent.Oneyear==theunusuallyhotsummerof1980==heatcausedabout1,700deathsintheUnitedStates.In1995,morethan600peoplediedinasimilarheatwaveinonecity-Chicago.Tomeasureextremeheat,governmentweatherexpertshavedevelopedtheMeanHeatIndex.Itmeasurestheaverageofhowhotitisfeltalldayonanextremelyhotday.Expertssayitisthetotalheatofahotdayorseveralhotdaysthatcanaffecthealth.Severalhotdaysareconsideredaheatwave.Expertssayheatwavesoftenbecomedeadlywhenthenighttimetemperaturedoesnotdropmuchfromthehighestdaytimetemperature.Themostcommonmedicalproblemcausedbyhotweatherisheatstress.Usually,italsoistheleastsevere.Formostpeople,theonlyresultofheatstressismusclepain.Thepainisa஻warningthatthebodyisbecomingtoohot.Doctorssaydrinkingwaterwillhelpthepaindisappearafterthebodyagainhastherightamountsofwaterandsalt.11

11Forsomepeople,however,theresultismuchmoreserious.Forexample,doctorssaysomepeoplefaceagreatlyincreaseddangerfromheatstress.Thesepeoplehaveaweakordamagedheart,highbloodpressure,orotherproblemsofthebloodsystem.Severeheatcanhelpcauseaheartattackorstroke.Healthexpertssaythisisthemostcommoncauseofdeathlinkedtohotweather.31⚪HowmanypeoplediedfromheatinChicagoin1995?A.About1700.B.Nearly1900.C.Around1100.D.Over600.ὃᫀDᨬk=>ᑮ:1995Ö×ØÙ=ÚÛ./ÜÝḄÞᦪ600àÞ஺32⚪WhatcanpeoplelearnfromtheMeanHeatIndex?A.Theaveragetemperatureofanextremelyhotday.B.Thehighesttemperatureofanextremelyhotday.C.Thelowesttemperatureofanextremelyhotday.D.Thenighttimetemperatureofanextremelyhotday.ὃᫀA>áᙳÜᢣᦪᡠeḄSäᜩḄᐰᜩáᙳæä஺33⚪Aheatwaveisaperiodoftimeduringwhich______.A.theweatherismuchbetterthanusualB.thenightsaremuchlongerthanusualC.theweatherismuchhotterthanusualD.thedaysaremuchlongerthanusualὃᫀCç>:èéêᜩSäëBoDÜÝ஺HTÜÝḄᜩ=ìí3áîÜḄà஺34⚪Musclepaininhotweathermeansthatyourbodyneeds.A.moreexerciseB.morewater12

12C.lessoxygenD.lesssugarὃᫀBçïᑮðᾙòóḄÔ⚪:ô>&ᑮ:õö÷øOPuùúûüýᨵþÿḄ
ᜫ◤⌕ḄḄ
ᑖ஺35⚪Forpeoplewhoareinextremelypoorhealth,heatcanbe.A.deadlyB.painfulC.helpfulD.stressfulὃᫀAᨬ!"#ᐸᨬ%&'()*+,-./01ᡈ34஺Ꮙ678'()ᜩ:;<ᨬ=Ḅ>?஺FludoesScratchythroats,stuffynosesandbodyachesallspellmisery,butbeingabletotellifthecauseisacoldorflumaymakeadifferenceinhowlongthemiserylasts.TheAmericanLungAssociation(ALA)hasissuednewguidelinesoncombatingcoldsandtheflu,andoneofthekeysisbeingabletoquicklytellthetwoapart.That'sbecausetheprescriptiondrugsavailableforthefluneedtobetakensoonaftertheillnesssetsin.Asforcolds,thesoonerapersonstartstakingover-the-counterremedy,thesoonerreliefwillcome.Thecommoncoldandthefluarebothcausedbyviruses.Morethan200virusescancausecoldsymptoms,whilethefluiscausedbythreeviruses-fluA,BandC.Thereisnocureforeitherillness,buttheflucanbepreventedbythefluvaccine(AB)whichis,formostpeople,thebestwaytofighttheflu,accordingtotheALA.Butifthefludoesstrike,quickactioncanhelp.Althoughthefluandcommoncoldhavemanysimilarities,therearesomeobvioussignstolookfor.Coldsymptomssuchasstuffynose,runnynoseandscratchythroattypicallydevelopgradually,andadultsandteensoftendonotgetafever.Ontheotherhand,feverisoneofthecharacteristicfeaturesofthefluforallages.Andingeneral,flusymptomsincludingfeverandchills,sorethroatandbodyachescomeonsuddenlyandaremoreseverethancoldsymptoms.13

13TheALAnotesthatitmaybeparticularlydifficulttotellwheninfantsandpreschoolagechildrenhavetheflu.Itadvisesparentstocallthedoctoriftheirsmallchildrenhaveflu-likesymptoms.Bothcoldandflusymptomscanbeeasedwithover-the-countermedicationsaswell.However,childrenandteenswithacoldorflushouldnottakeaspirinforpainreliefbecauseoftheriskofReyesyndromeEFᔠHIararebutseriousconditionoftheliverandcentralnervoussystem.Thereis,ofcourse,novaccineforthecommoncoldbutfrequenthandwashingandavoidingclosecontactwithpeoplewhohavecoldscanreducethelikelihoodofcatchingone.36⚪Accordingtotheauthor,knowingthecauseofthemiserywillhelp______.A.shortenthedurationoftheillnessB.thepatientbuysmedicineoverthecounterC.thepatientobtaincheaperprescriptiondrugsD.preventpeoplefromcatchingcoldsandthefluὃᫀAJKᦻM!"N“ᗕᕻ0RஹTUᛋWஹᐰ⏚Z[\]^_`abcHdefgᑨiᵫk4]ᑈ+,Ḅmᵫn]+,Ḅgᑨio_`Ḅ]^ᢝqr”ᵫtuv⌱xyzᫀA஺37⚪Welearnfromthepassagethat.A.onedoesn'tneedtotakeanymedicineifhehasacoldorthefluB.aspirinshouldnotbeincludedinover-the-countermedicinesforthefluC.delayedtreatmentofthefluwillharmtheliverandcentralnervoussystemD.over-the-counterdrugscanbetakentoeasethemiserycausedbyacoldorthefluὃᫀDᵫ{"!&ND⚗yz஺A⌱⚗}~"ᑁfB⚗ᑁᦻ3ᑮC⌱⚗}{"ᑁf஺38⚪:Accordingtothepassage,tocombattheflueffectively,.A.oneshouldidentifytheviruswhichcausesitB.oneshouldconsultadoctorassoonaspossibleC.oneshouldtakemedicineuponcatchingthedisease14

14D.oneshouldremainalertwhenthediseaseisspreadingὃᫀC~"ZᙠḄ⌕ឋ஺A⌱⚗fḄB⌱⚗ᦻ3ᨵ〉ᵨD⚗“ᙠ/᡽ᦣ⅁ᢝ¡”ᦻ3¢ᨵuv஺39⚪:WhichofthefollowingsymptomsWilldistinguishtheflufromacold?A.Astuffynose.B.Ahightemperature.C.Asorethroat.D.Adrycough.ὃᫀBb£"~&N“¤¥¦§¨©"ᩭ0«n]Ḅ¬℉ᱯ¯°!”஺40⚪Ifchildrenhaveflu-likesymptoms,theirparents.A.areadvisednottogivethemaspirinB.shouldwatchoutforsignsofReyesyndromeC.areencouragedtotakethemtohospitalforvaccinationD.shouldpreventthemfrommixingwithpeoplerunningafeverὃᫀA{"~&uvᢣ²³ᓝµḄ¶Ufgᵨ·¸ᓛ᪍ᩭ»¼k4n]½ᩭḄ?¾ᨵg;

15physicallyactive.Withbabies,evenalittlemovementcanshowbigresults.MargaretBarnes,apediatricianEÊËÌIbelievesintheimportanceofexercise.Shethinksthatmanylearningdisabilitiesthatchildrenhaveinelementaryschoolorhighschoolcanbetracedbacktoalackofmovementasbabies."Babiesneedmovementthatstimulatestheirfivesenses.Theyneedtoestablishaconnectionbetweenmotionandmemory.Inthisway,astheygetolder,childrenwillbegintoassociatephysicalactivitywithhigherlearning,஻saysMargaret.Olderpeoplecanbeefuptheirbrainsaswell.CornellUniversitystudiedagroupofseniorsranginginagefromseventytoseventy-nine.Theirstudyshowedashort-termmemoryincreaseofupto40percentafterexercisingjustthreehoursaweek.Theexercisedoesnothavetobeverydifficult,butitdoeshavetoincreasetheheartrate.Also,justlikethemotionforinfants,exerciseforolderpeopleshouldinvolvesomecomplexity.Learningsomenewskillsormotionshelpstoopenupmemorypathsinthebrainthatmaynothavebeenusedforalongtime.Formostpeople,anytypeofphysicalactivitythatincreasestheheartrateishelpful.Themaingoalistoincreasethebrain'sflowofblood.Andyourbraincanbenefitfromaslittleastwotothreehoursofexerciseaweek.41⚪ResearchbyDr.CameronseemstosuggestthatexercisecanA.generatenewbloodvessels.B.changethewayapersonthinks.C.promotebraindevelopment.D.divertone'sattention.ὃᫀC42⚪MargaretBarnesthinksthatalackofmovementininfancycanA.leadtolearningtroubleslater.B.causephysicaldisabilitieslater.C.stimulatethefivesenses.D.bringaboutchangesinthebrain.ὃᫀA43⚪Theexpression"beefup஻inparagraph3means16

16A.”control”.B.”strengthen”.C.operate.D.”encourage”.ὃᫀB44⚪Tobebeneficial,exerciseforolderpeopleshouldA.bedoneinagroup.B.bedoneonadailybasis.C.involvegreatdifficulty.D.increasetheheartrate.ὃᫀD45⚪ThetitleofthepassageimpliesthatA.onlysmartpeopledoexercise.B.exercisecanbesmartorstupid.C.exercisekeepsthebrainstrong.D.itisfashionabletodoexerciseὃᫀC⊡ᐰ¤Î▅ÐÑ☢ḄÓᦻᦻM3ᨵ5ᜐÔÕᦻMᨵ6Öᦻ×Ø᪷KᦻMḄᑁ⌱Ú5Öᦻ×ÛᐸᑖÜÝÞᦻMßᨵḄàá*ឮãᦻMßä஺ØÛᫀåᙠæçḄèéê஺HomeSchoolingAllchildrenintheUnitedStateshavetoreceiveaneducation,butthelawdoesnotsaytheyhavetobeeducatedatschool.Anumberofparentsprefernottosendtheirchildrentoschool.___46___.Thereareabout300,000home-schoolersintheUnitedStatestoday.Someparentspreferteachingtheirchildrenathomebecausetheydonotbelievethatpublicschoolsteachthecurrentreligiousvalues;othersbelievetheycanprovideabettereducationalexperiencefortheirchildrenbyteachingthemathome.___47.17

17David'Gutersonandhiswifeteachtheirthreechildrenathome.Gutersonsaysthathischildrenlearnverydifferentlyfromchildreninschool.___48,Forexample,whenthereisheavysnowfallonawinterday,itmaystartadiscussionorreadingaboutclimate,snowremovalequipment.,Alaska,polarbearsandwintertourism.Oraspringeveningwhenthefamilyisoutwatchingthestarsisagoodtimetoaskquestionsaboutsatellitesandthespaceprogram.___49___.Homeschoolingisoftenmoreinterestingthanregularschools,butcriticssaythathome-schoolersareoutsiderswhomightbeuncomfortablemixingwithotherpeopleinadultlife.50____.However,mostparentsdon,thavethetimeorthedesiretoteachtheirchildrenathome,soschoolswillcontinuetobewheremostchildrengettheirformaleducation.A.Interestingly,resultsshowthathome-schooledchildrenquiteoftendobetterthanaverageonnationaltestsinreadingandmath.B.Criticsalsosaythatmostparentsarenotwellqualifiedtoteachtheirchildren.C.Learningstartswiththechildren'sinterestsandquestions.D.Childrenwhoareeducatedathomeareknownas“home-schoolersv.E.Insomecountries,therearechildrenwhoareeducatedbytheirparentsathomeinsteadofbyteachersatschool.F.IftheBrazilianrainforestsareontheTVnews,itcouldbeaperfecttimetotalkabouthowrainforestsinfluencetheclimate,howdesertsareformedandhowthepolaricecapsaffectoceanlevels.46⚪ὃᫀ:Dëì¼:47⚪ὃᫀ:Aëì¼:48⚪18

18ὃᫀ:Cëì¼:49⚪:ὃᫀ:Fëì¼:50⚪ὃᫀ:Eëì¼:íîåÔ▅ÐÑ☢ḄÓᦻᦻ3ᨵ15ᜐÔÕïᜐÔÕðx³4ñ⌱⚗Ø᪷KÓᦻḄᑁb4ñ⌱⚗3⌱Ú1ñᨬòᫀ஺WHO:ManyChildren'sDeathsPreventableOverfivemillionchildrendieeachyearfromdisease,infectionsandaccidentsrelated_51_theirenvironmentalthoughmanyofthesedeathsarelargelypreventable,saystheWorldHealthOrganization.OnMonday,theWHOaskedgovernmentsandcitizensaroundtheworldtotakeaction'tocreatehealthy_52_forchildrenasitcelebratedworldHealthDay.“Thebiggestthreatstochildren'shealthlurkinthevery_53_thatshouldbesafest-home,schoolandcommunity,saidDr.GroHarlemBrundtland,director-generaloftheWHOattheday'slaunchinNewDelhi.India.“Everychildhastherightto_54_upinahealthyhome,schoolandcommunity.Thefuturedevelopmentofourchildren!!andoftheirworld-dependson_55_enjoyinggoodhealthnow.Wehavetheirfutureinour_56—.Nowwemustworkmoreeffectivelytogetherto_57_therisksfromtheenvironmentwhichourchildrenface,zMBmndflandsaid.Thisyear'stheme,“HealthyEnvironmentsforChildren'7focusesonthemanydangers_58_bychildreninandaroundtheplaceswheretheyliveandplay.Theseincludeinadequateaccesstosafedrinking_59_and19

19sanitation,insect-bornediseases,airpollution,chemicalhazardsandinjuriesfromtraffic,falls,bumsanddrownings.Communitiesaroundtheworldorganizedeventstopromoteawarenessofchildren'shealthissues_60_includeddrawingcontestsforschoolchildreninVietnamstreetplaysinIndia,puppetshowsinNamibiaandprofessionallecturesforpolicymakersinGermanyandelsewhere.Activitiesalsotook_61_incitiesacrossCanadaonMonday,includingCalgaryMontreal,HalifaxandOttawa.Althoughchildrenunderfiverepresentonly10percentoftheworld'spopulation,theybear40percentoftheglobaldisease_62_,saystheWHO.Andasmuchasone-thirdofthetotalburdenofdiseasemaybecausedbyenvironmental_63—.WorldHealthDayhasbeencelebratedonApril7th_64_1950.EachyeartheWHOchoosesathemetohighlightareasofparticularconcern.Lastyear's_65_MoreforHealth,focusedonpromotingphysicalactivityaspartofhealthyliving.infectionn.]ósanitationn.Eô᛻Iö÷hazardn.ᓻ◅ᓻúdrowningn.û>puppetn.ᩈᏔ51⚪:A.byB.toC.onD.atὃᫀBtᜐ⊤ÿḄ
“᛻ᐵḄ"relatedto”……ᨵᐵ”
஺52⚪A.environmentsB.foodsC.colorsD.moodsὃᫀAᦻ!"ᦻḄ#$ᓽ&'()*+,-“&'().”Ḅ/⚪ᐵ0Ꮙ2᛻Ḅ34஺53⚪:20

20A.placesB.chancesC.timesD.postsὃᫀAHIஹK᪥MNOPQᨬSᐰḄ“ᙢV”WXYᏉ2Ḅᨬᜧ[\]^ᙠ0`aQᨬSᐰḄᙢV஺54⚪A.stayB.pickC.growD.getὃᫀCiḄ
P“jklᐹᨵᙠᏉ2HIஹK᪥MNOᡂoḄᩗᑭ”஺55⚪A.ourB.yourC.hisD.theirὃᫀDistḄ“ᡃvḄklv”,ᓽ“xv”஺iḄ
“xvḄyᩭ{|0xv}ᙠᔲᨵḄᏉ2”஺56⚪A.handsB.arnlsC.hopesD.happinessὃᫀA"tohavesth.inone'shand”⊤“”஺iḄ
“ᡃvḼxvḄyᩭ”஺57⚪A.run21

21B.reduceC.takeD.regardὃᫀBi“ᨵᦔᙢ”ḄḄP“ᡃvḄklvᡠ☢Ḅᩭ᛻Ḅᓻ◅”஺58⚪A.hatedB.statedC.reachedD.facedὃᫀD£!"iᜐP¥“☢”¦஺59⚪A.waterB.liquidC.methodsD.sourcesὃᫀA©ªᦻ!"i᜜P¥“¬”¦஺“drinkingwater”“®ᵨḄ¬”O60⚪A.thatB.whatC.whichD.someὃᫀCiᜐP¥²³´▲ᑴឋ¸Ḅᐵ¹º¦ᩭº»“events”¦஺61⚪A.shapeB.orderC.route22

22D.placeὃᫀD"takeplace"½¸¾¿
“ÀÁÂÃÁ”஺62⚪A.burdenB.penaltyC.sufferingD.difficultyὃᫀAÆ!ᑮiᜐP⌱“burden”¦஺É"diseaseburden”Ḅ
“ÊËÌÍ”஺63⚪:A.reasonsB.coursesC.factsD.factorsὃᫀDᦻsḄᵫ᛻ÐÑᡠ⌼ᡂḄᓻÓᡠiᜐP⌱“factors”¦஺64⚪:A.afterB.sinceC.inD.forὃᫀBaḄÔ᝱Ö×ᐰḄ
ᓽ“1950-ᩭj-Ḅ4ᨴ7.ÙÚÛ&'().”஺65⚪A.concernB.areaC.themeD.celebration23

23ὃᫀC©Üᑮ“&'()*+j-Ù⌱Ý/⚪”iäåª☢Ḅ✌Þßᜧᑏáᯠº⊤/⚪ᦑP⌱“theme”஺24