测试（1）水平测试（1）讲评.ppt

exerciseisoftensaidtobegoodforeveryone butanewstudyhasshownthatexercisecouldbe 31especiallyforpeoplepastmiddleage thestudywasdonewithmice itshowedthatalthoughmildexercise32agoodeffectonthemusclesofyoungmice it33 themusclesofmicepastmiddleage a beneficialb friendlyc tiringd unhealthy a madeb tookc hadd brought a harmedb helpedc improvedd reduced thethreegroupsofmiceintheexperimentwere 34 inageatyoung middle aged andelderlyhumans themicewere 35 onathread mill 踏车 30minutesadayforafive weekperiod attheendofthattime theyoungmice slegmuscleshadincreasedalmost30percentinweight butthoseoftheoldmicewerereducedby25percent no 36 patternshowedforthemiddle agedmice a aimedb connectedc indicatedd represented a directedb drivenc hungd placed a cleanb clearc properd visible davidgershon anexpertwhocarriedouttheexperiment explainedthattheoldermice muscleswereprobablyalready 37 downandthatexerciseworsenedthe 38 anearlierstudybygershonshowedthatmiddle agedmicebenefitedfromexerciseiftheystartedexercisingyoungandcontinuedit it sclearthatbecausethetestsweredoneonmice drawingconclusionsabouthumansistooearly butthestudiesdonottotally 39 thetheorythatexerciseisgoodunderanyconditions let susethetestsonmiceasa 40 forotherstudies a breakingb failingc lettingd slowing a bodyb conditionc situationd state a appreciateb assistc promoted support a bridgeb meansc proposald warning pygmalion shaw sfamousplay isbasedonagreekmythin 31 aking pygmalion carvesastatueofawoman thestatuecomestolifeandthekinglovesthewomanhe 32 create andmarriesher which hascreated professorhenryhiggins oneoftheleadingrolesinthisplay 33 akindofexperiment triestomakealadyoutofanuneducatedgirl elizadoolittle whosellsflowersinthestreet hebetsafriendcalledpickering 34 hecannotonlyteachthegirltospeakwell butalsotobehaveinarefinedway sothat 35 whomeetherbelievesheisareallady as that those hedecidestodothisbecausehewantstoprovethatsocialclassisabout appearance only higginsbelievesthatsocialclassisconnectedwithhowyouappeartoothers 36 youtalkandbehave elizagoestostaywithhigginsandhisfriendpickering andhelpstolookafterthehousewhile 37 receive lessonsfromhigginsinhowtospeak 38 correct sheslowlychanges becominga 39 beauty andcharmingyoungwoman higginsintroduceshertopolitesoc