施心远主编听力教程4_第2Unit12-15答案

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1、Unit12SectionI1.急救是一种在专业医疗救护到达之前对意外伤害或事故的受害者所进行的医疗救护。2.知道如何在紧急情况下进行急救，可能就意味着一个人的生死。3.一种称为心肺复苏的急救方法，简称CPR，可以挽救心脏病、溺水和休克病人的生命。4.在美国，CPR训练包括使用防护布或面罩覆盖嘴巴。5.这有助于防止在做口对口复苏急救时传播疾病。SectionIIDialogueDABCDCDDPassage1.LifeexpectancyatbirthintheUnitedStatesin1901was49years

2、whileattheendofthecenturyitincreasedto77years.2.Psychologistsfoundthatpeoplewhoentertainedpositivethoughtsregardingthemselvesandtheirfuturehealthlivedsevenyearslongerthanthosewithnegativeattitudes.3.Wetendtoregardmedicaldisordersasthecauseofpoorhealthorshortene

3、dlifespan,but,really,theirsignificanceissmallwhencomparedtotheimpactofthepsychologicalfactorsonhealth.4.Exercise,weightlossornon-smokingcanincreasethelifespan.Anotheravenuetorejuvenationisthroughcreativity.5.TheUSCensusBureaupredictedthattheUSAwouldeventuallyha

4、ve5.3millionpeopleagedover100in2100.FTTTTTFTEx.21Itincreasedfrom49intheyear1901to77attheendofthecentury,anincreaseof57%.2Inhumanhistory,preventingearlydeathsisthemaincauseoftheincreaseinlifeexpectancy.3Wegetolderbecauseofthreethings:agingofarteries,dysfunctiono

5、ftheimmunesystem,andaccidentsandenvironmentalhazards.4He/shecouldpotentiallyfeelasyoungasa44-year-old.5ThemainstreamviewisthatlifeexpectancyintheUSwillbeinthemid-80sbytheyear2050(upfrom77today)andwilltopouteventuallyinthelow90s.SectionIIIItem1:A.aserioussnowsto

6、rmthathitNewYorkCity,US.96kilometersanhour/localizeddrifting/68.3centimeters/blizzard/18691)Theroadnetworkinmanyplacesisimpassable.2)Mostoftheairportsintheregionhavebeenclosed,withhundredsofflightscancelled.3)PassengersontransatlanticflightsheadingintoNewYorkha

7、ve,insomecases,foundthemselvesdivertedtoalternativedestinations.workednon-stop/keepstreetsandavenuesopen/peoplemakingtheirwaydownBroadwayonskisItem2:A.theevacuationofpeoplelivinginvillagesclosetoVolcanoMerapiwhichisabouttoerupt.B.TFFTTItem3:A.theheavystormsandt

8、heireffectsinEastAsia.B.landslides/severalhundredhousestocollapse/theworstflooding/trapped/missing/landslidesandflooding/drownedinsidehiscar/deadinagutterSectionIVPartI:A.Sa