InKansasCityMissouriacomputerhelpsfirefighters.Thecomputercontainsinformationabouteveryoneofthe350000streetaddressesinthecity.Whenfirefightersansweracallthecomputerwillgivethemimportantinformationabouttheburningbuilding;itspositionsizetypeandsoon.Infactthecomputersystemhasalmostunlimitedwaysofhelpingfirefighterswiththeproblemsfacingthem.Forinstanceitcangivemedicalinformationaboutinvalidslivinginaburningbuilding.Withthisinformationthefirefighterscantakespecialcaretofindthesesickpersonsandremovethemquicklyandsafely.

  TheKansasCitycomputersystemalsokeepsamedicalrecordofeachofthecity’s900firefighters.Thiskindofinformationisespeciallyusefulwhenafiremanisinjured.Withthismedicalinformationdoctorsatthehospitalcantreattheinjuredfirefightermorequicklyandeasily.

  Thefirefightersthemselvesgreatlyappreciatethecomputer’shelp.Theyknowaboutpossibledangersaheadofthemandcanprepareforthem.Manytimesthecomputerinformationhelpstosavelivesandproperty(财产).Sometimesthelivesarethoseoffirefightersthemselves!

1.Missouriismostlikelythenameof  .

A.awell-knownriverintheUnitedStatesofAmerica

B.acityfamousforitsfire-fightingcomputersystem

C.oneofthefiftystatesofAmerica

D.theheadofthefirecontrolinformationcenters

2.Thecomputercangive  .

A.bothusefulanduselessinformationaboutthecity

B.valuableinformationabouteveryresidentinthatcity

C.usefulinformationabouteverystreetaddressinthecity

D.livelydescriptionabouteachbuildingonfire

3.Thecomputercentercan  .

A.givethefiremenimportanthelpinalmosteveryway

B.havelimitedwaysofhelpingfirefighters

C.hardlygiveanyusefulinformationtothefirebridge

D.putouteveryfireautomatically