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1、Unit5FirstaidⅠ.阅读理解A(2017·东北三省四市一模)Thefollowingsimpleexerciseroutineworksaswellasprescriptionmedication(药物治疗)withoutthesideeffects.Ajogadaycouldkeepyourheadachesatbay:Regularcardioworkouts(有氧锻炼)maypreventmigraines(偏头痛),agrowingbodyofresearchsuggests.Migrainepatientshadfewerh
2、eadachesafterdoing40minutecyclingworkoutsthreetimesaweekforthreemonths,accordingtoaSwedishstudy.Theexerciseroutineworkedjustaswellasoneofthetopmigrainepreventingdrugs—topamiratebutwithoutthesideeffectsofdepressionandtremors(刺激).Cardioworkoutscanhelpwithregularheadaches,too,s
3、aysAlexanderMauskop,M.D.,directoroftheNewYorkHeadacheCenterinManhattan.Thereareacoupleoftheoriesonhowitworks.Breakingasweatmayrelievestress,saysDr.Mauskop.Headachesareoftentriggeredbystress,andifyouremovethetrigger,youreleasethepain.Thefeelgoodchemicalsproducedwhenyouexercis
4、eactuallyblockyourpainsensors,actingasanaturalpainkiller.Sinceheadachescanbecausedbymanydifferentfactorslikegenetics(遗传),lackofsleep,orcertainfoods,cardiowon'tbethesolutionforeveryone,Dr.Mauskopsays.ButoneGermanstudyfoundthatithelped65percentofpatients,whichmakesitaseffectiv
5、easthebestmedicinesonthemarket.Dr.Mauskoprecommendshispatientsdoahalfhourreasonableintensity(强度)cardio,likejogging,biking,orswimmingthreetimesaweek.Theseworkoutsaremeanttobeslowandsteady,asopposedtohighintensityintervalsthatalternatebetweenalloutrunsandrest.Pushingyourselfto
6、omuchorincreasingtheintensitytooquicklycantriggerheadachesinsomepeople,somakesureyourheartratedoesn'tjumpabove150BPM.Ifyoudon'thaveaheartratemonitor,thenbreatheonlythroughyournose.You'llknowyou'regoingtoohardifyoucan'tkeepupthatbreathingpattern.Yourmigrainescouldstartdisappe
7、aringinacoupleofweeks,Dr.Mauskopsays.1.Accordingtothepassage,theauthormayagreethat________.A.jogging,swimmingandfishingarecardioworkouts9B.neithercardioworkoutsnortopamiratehassideeffectsC.migrainepatientsmaybecuredbyregularcardioworkoutsD.cardioworkoutswillbethesolutionfore
8、veryonewithmigraines2.Theunderlinedword“triggered”inParagraph7canbereplaced