職稱英語衛(wèi)生A類試題訓(xùn)練及答案第6部分：完形填空(第51——65題，每題1分，共15分)下面的'短文有15處空白，請根據(jù)短文內(nèi)容為每處空白確定1個最佳選項。HypertensionDrugsFoundtoCutRiskofStrokeAustraliandoctorsdeclaredMondaythatacocktailofsimpleantihypertensivedrugscanlowertheriskofpatientssufferingarepeatstrokebymorethanathird.Thisistheresultoftheirresearch.Theresearch,presentedatamedicalconferenceinItalyovertheweekend,hasbeenvaluedhighlyasamajorbreakthroughinstrokeprevention.Strokeskill5millionpeopleayear,andmorethan15millionsuffernon-fatalstrokesthatoftenleavethemwithuselesslimbs,slurredspeechandotherseriousdisabilities.Oneinfivestrokesurvivorsgoesontohaveasecond,oftenfatal,strokewithinfiveyearsofthefirst.Aninternationalsix-yearstudyof6,100patientsdirectedfromSydneyUniversityfoundthatbytakingtwobloodpressure-loweringdrugs,theriskofsecondarystrokescanbereducedbyupto40percent.Eventakingoneofthecommonlyavailabledrugscancuttheriskbyathird,thestudysaid.ThedrugsarethediureticindapamideandtheACEinhibitor1perindopril,betterknownbyitsbrandnameCoversyl.Thecombinationwaseffectiveeveninpatientswhodidnothavehighbloodpressure,theresearcherssaid.Theyevenfoundthattheriskofanotherstrokecouldbecutbythreequartersamongtheone-in-tenpatientswhohadsufferedacerebralhemorrhage,theworsttypeofstroke,wherethereisdirectbleedingintothebrain.StephenMcMahon,whopresentedtheresearchattheMilancongressoftheEuropeanSocietyofHypertension,saidabout50millionpeoplewerealivewhohadsufferedatleastonestroke.“Ifmostofthosepatientswereabletogetaccessto2thistreatment,itwouldresultin3maybetheavoidanceofhalfamillionstrokesayear,”theprofessortoldAustralia’sABCRadio.McMahonsaiddoctorshadlongknownthatloweringthebloodpressureofthosewithhypertensioncouldhelppreventstrokes.”Whatwehaveshownforthefirsttimeisthatitdoesnotreallymatterwhatyourbloodpressureis4;ifyouhavehadastroke,thenloweringbloodpressurewillproducelargebenefits,tobeginwith5—evenforpeoplewhosebloodpressureisaverageorbelowaverage,”hesaid.McMahonsaidtheMilangatheringhadheraldedtheresearchasa“majorbreakthroughinthecareofpatientswithstrokes—perhapsthebiggeststepforwardthatwehavemadeinthelastcoupleofdecades”.第3部分：概括大意與完成句子(第23——30題，每題1分，共8分)下面的短文后有2項測試任務(wù)：(1)第23——26題要求從所給的6個選項中為第2——5段每段選擇1個最佳標題;(2)第27——30題要求從所給的6個選項中為每個句子確定1個最佳選項。SleepWelltoBeWell1Doyouoftenfeeltiredinthemorningeventhoughyou’vebeeninbedforsevenoreighthoursthenightbefore?Likemanypeople,youarenotsleepingasmuchasyouthinkyouare.Inotherwords,yoursleepefficiencyisnotthatgood.2Sleepexpertsdefine“sleepefficiency”asthepercentageoftimelyingdownthatyouareactuallysleeping.Accordingtoexplanatoryjournalismwebsite,thescienceofsleepefficiencyisstillyoung.Thereisnospecificnumberforefficiencythat’sbeenprovenaslinkedtopoorhealth.However,accordingtoaNewYorkTimesreportaboutsleepquality,someexpertsestimatearoughballpark(范圍)of85percentoraboveasadecentplacetobe.3Shortwavelengthbluelight,emitted(放出)bythesunandbythescreensofcomputers,iPadsandsmartphones,stopsproductionofthesleep-inducinghormonemelatonin(褪黑素)andmakesyoufeelmorealert.Bluelighttellsyourbrainit’sdaytime.Expertssuggestturningoffyourcomputersandsmartphonesonehouroratleast30minutesbeforebed.4Gotobedandwakeupatthesametime,orrelativelythesametime,everyday.Avoidbingesleeping(狂睡)ontheweekend.Consistencyiskeytoagoodnight’ssleep,especiallywhenitcomestowakingup.Whenyouhaveaconsistentwake-uptime,yourbrainacclimatestothisandmovesthroughthesleepcycleinpreparationforyoutofeelrestedandalertatyourwake-uptime.5Oneofthebiggestpeaksinmelatoninproductionhappensduringthe1to3pmtimeframe,whichexplainswhymostpeoplefeelsleepyintheafternoon.Ifyouaren’tgettingenoughsleepatnight,you’relikelygoingtofeelanoverwhelmingdesiretosleepintheafternoon.Whenthishappens,you’rebetterofftakingashortnap(lessthan30minutes)thanresortingtocaffeineorstrongteatokeepyouawake.Ashortnapwillgiveyoutherestyouneedtogetthroughtherestoftheafternoon,andyou’llsleepmuchbetterintheeveningthanifyoudrinkcaffeineortakealongafternoonnap.23.Paragraph2A24.Paragraph3F25.Paragraph4D26.Paragraph5BA.DefinethesleeprelatedtermsB.TakenapsC.TurnoffthedevicesemittingbluelightD.KeepaconsistentsleepscheduleE.ImprovesleepqualityF.Avoidbluelightatnight27.ThetirednessinthemorningevenaftermanyhoursinbedisduetoD28.Sleepinglessthan85%ofthetimespentlyinginbedmightcauseC29.Alow