职称英语卫生类考试概括大意重点训练题职称英语卫生类考试概括大意重点训练题Somememories,aredoomedtobeunabletocancel,isjustlikesomepeople,isdoomedtobeunabletosubstitute.以下是小编为大家搜索整理的职称英语卫生类考试概括大意重点训练题，希望能给大家带来帮助!更多精彩内容请及时关注我们应届毕业生考试网!AirTransportationAirplanesareusedtocarrypassengers，cargoandmail.Airtransportcompaniesoperatescheduledairlinesandnon-scheduledservicesoverlocal，regional，national，andinternationalroutes.Theaircraftoperatedbythesecompaniesrangefromsmallsingle-engineplanestolargemultienginejettransports.Thefirstairpassengerservicesbeganin1910，whendirigiblesbeganoperationbetweenseveralGermancities.ThefirstscheduledairplaneservicetocarrypassengersbeganintheU.Sin1914.SeveralexperimentalairmailflightstookplaceinIndia，Europe，andtheUnitedStatesbeforeWorldWarI，butairtransportservicedidnotbecomeatruebusinessuntilafterthewar.DuringWorldWarTwo，intercontinentalairtransportbecamefirmlyestablished.Afterthewarthenewlong-distancetransportswithadvancedfacilitieswereincreasinglyabletoavoidstormsandstrongwindandmakeflightsmoreeconomicalandconsistent.Anewgenerationof“jumbo-jet”transportsbeganoperationsin1970，andthesupersonictransportenteredpassengerservicein1976.Duringthe1970sthenumberofdomesticpassengersonU.Sairlinesincreasedabout78%，andduringthe1980sthefigurewasupabout58%.In1990therewere41.8millioninternationalpassengers，thefigurewasa75%increaseover1980.ThetotalcargoflownbyU.Sairlinesalmostdoubledduringthe1980s，from5.7billionto10.6billionton-milesin1990.Majorairportsprovideawiderangeoffacilitiesfortheconvenienceofmillionsoftravelers.Theserangefromsuchbasicservicesasticket-salescountersandrestaurantstoluxuryhotels，shoppingcentersandplayareasforchildren.Internationalairportsmustalsohavecustomsareasandcurrency-exchangecountersandson.EXERCISE：1.Paragraph2_____.2.Paragraph3_____.3.Paragraph4_____.4.Paragraph5_____.AAirportservicesBTrainingofpilotsCBeginningperiodDRapidgrowthintheU.S.EDevelopmentFCompetition5.Airtransportcompaniesusedifferentplans____.6.TheUnitedStateswasthecountrywher