四、 阅读理解
Thefirstrobotswereinventedinthe1920s.RobotshaveappearedinmanyAmericanfilms.Insomefilmstheyarestrongerfasterandclevererthanpeople.
Inrealliferobotsaremainlyusedinfactories.Theydosomedangerousanddifficultjobsforhumans.
Robotsalsohelpdisabledpeopleforexampleblindpeople.Todaymanyblindpeoplehaveaguidedogtohelpthem.Inthefutureguidedogsmightberobotdogs.
Onekindofrobotguidedogshaswheels.ltmovesinfrontoftheowner.ltLsveryclever.Itknowsthespeedofitsowner'swalk.Theownerwearsaspecialbelt(带子).Thisbeltsendsinstructionstotheownerfromthedogsuchas“Stophere”“Turnleft”or“Turnright”.
IntheUnitedStatesanotherkindofrobothelpsdisabledpeopletotakecareofthemselvesintheirdailylife.Therobothearsthesoundofitsowners voice.Itfollowsinstructionssuchas“Turnthepage”or“Makeacupofcoffee”.
RobotsarealsousedinAmericanhospitals.Theycandosimplejobs.Atonehospitalforexamplesrobottakesmealsfromthekitchentopatients'rooms.ltnevergetslostbecausethisrobothasamapofthehospitalinitscomputermemory.
Thoughrobotscanhelppeopleinmanydifferentwaystheywillnevertaketheplaceofhumans.
()1.Fromthepassageweknowrobotscannotbe.
A.guidedogs B.factoryworkers
C.dangerousanimals D.hospitalhelpers
()2.Arobotguidedog.
A.goesinfrontofblindpeople B.walkssidebysidewithblindpeople C.hasamapinitshead D.helpspatientswiththeirmeals
()3.Somedisabledpeopleneedrobots’helpto.
A.takecareofthemselves B.talktootherpeople
C.becomescientists D.dodangerousjobs
()4.Inthepassagethewriterwantstotellusthat.
A.robotsarestrongerandclevererthanhumans
B.disabledpeoplecannotlookafterthemselveswithoutrobots
C.robotswilltaketheplaceofhumanssomedayinthefuture
D.robotscanhelphumansinmanydifferentways
