【Airtravelmakessomepeopleverynervous．Butthereareclassespeoplecantaketohelpthemselvesdefeatthefearofflying．Andnowsimilartrainingcanbeprovidedforservicedogsthatsufferthesameproblem．Servicedogsalmostneverlea】
Airtravelmakessomepeopleverynervous．Butthereareclassespeoplecantaketohelpthemselvesdefeatthefearofflying．Andnowsimilartrainingcanbeprovidedforservicedogsthatsufferthesameproblem．
Servicedogsalmostneverleavethesideofthepeopletheycarefor．Youwillseethemworkingonbuses，trainsandotherpublictransport．Butthebusyenvironmentfoundatanairportcandisturbeventhebest-trainedworkingdogs．
Peoplewithdisabilitiesdependontheirdogs．Theywanttheanimalstosafelyguidethemthroughsecurityareas．Theyalsowantthedogstoremaincalmondutyontheairplane，evenwhentheflyingisnotsmooth．Thistakesspecialtraining．TheAirHollywoodK9flightSchoolisoneplacewheresuchhelpcanbefound．
Theschoolhasapieceofequipmentthatprovidesthesights，soundsandeventhefeelofanairplaneinflight．Itiscalledaflightsimulator（模拟器）．Thesimulatorwasinitiallybuiltforfilmingairplanescenesinmovies．
SandyAlexanderlivesinNewportBeach，California．Hehasadisabilitythatrequireshistwo-year-olddog，Doc，tobealwaysathisside．MrAlexandertookthedogtotheflightschooltogethimreadyforplanetrips．
Accordingtoherworkingexperience，MarySgallsays，successfultrainingisbasedonasimplerule：preparation．Dogsneedtobeexposedtotheenvironmentoverandoveragain，toloudnoises，tosoundsandbusycrowdssothatwhenthisexperiencehappenstothemonadailybasis，they'reabletoactinawaythatthey'reusedtoacting，"sheexplained．
DogownerswhoattendedthetrainingatAirHollywoodK9flightSchoolsaytheynowfeelmuchmoreateaseaboutfutureflights．Theirdogsalsoseemreadyfortakeoff．
8．Whenservicedogsareatabusyairport，theywillusuallybecome___．
A．disturbed B．delighted C．discouraged D．pleased
9．Accordingtothepassage，whodependontheservicedogs？
___
A．Oldpersons B．Littlebabies C．Disabledpeople D．Weakpatients．
10．Atfirst，theflightsimulatorwasdesignedto___．
A．helptheservicedog B．makeafilm
C．traintheplanepilot D．guidetheplane
11．Wecaninferthat