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阅读理解Somescientiststhinkthatonedayanimalsmaybetrainedtodoanumberofsimplejobsthatarenowdonebyhumanbeings.Theypointedoutthatatacircus(马戏团)forexamplewemayseeelephantsmonkeysdogsa
更新时间:2024-04-27 07:24:59
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阅读理解

Somescientiststhinkthatonedayanimalsmaybetrainedtodoanumberofsimplejobsthatarenowdonebyhumanbeings.Theypointedoutthatatacircus(马戏团)forexamplewemayseeelephantsmonkeysdogsandotheranimalsdoingquiteskillfulthings.Ifyouwatchcloselyyoumaynoticethatthetraineralwaysgivestheanimalsalump(块)ofsugarorapieceoffruitasareward(报酬).

InRussiaforexamplepigeonswhicharebirdswithgoodeyesightarebeingusedtowatchoutforfaultsinsmallsteelballsthatarebeingmadeinafactory.Whenthepigeonseesaballwhichlooksdifferentfromtheotherittouchesasteelplatewithitsbeak(鸟嘴).Thisturnsonalighttowarnthepeopleinthefactory.Atthesametimeafewseedsaregiventothepigeonasareward.Ittakesthreeorfiveweekstotrainapigeontodothisandonepigeoncancheck3000to4000ballsanhour.

1.Whichofthesewordsisnearerinmeaningto“trained”inthepassage?

[]

A.taught

B.made

C.practiced

D.given

2.Thetrainergivesananimalapieceofsugarorfruit________.

[]

A.whentheanimalishungry

B.tomaketheanimaldosomething

C.aftertheanimalhavedonethetrick

D.beforetheanimalisgoingtodothetrick.

3.Pigeonsareusedtoexaminethesmallsteelballsbecause________.

[]

A.theyarecleverbirds

C.theyhavebeaks

B.theycanseewell

D.theycantellusthenumber

4.Thepigeontouchestheplatewithitsbeakwhen________.

[]

A.thelightgoeson

B.itseesafault

C.itseestheseeds

D.itwantstogetareward

高鑫回答:
  答案:A;C;B;B
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