Canwemakeanimalsworkforus?Somescientists(科学家)thinkthatonedaywecanteachanimalstod
Canwemakeanimalsworkforus?Somescientists(科学家)thinkthatonedaywecanteachanimalstodoalotofthingsforpeople.TheysaythatinafilmoronTVyoumayseeelephants,monkeys,dogsorsomeotheranimalsdoingalotofthings.Ifyouwatchcarefully,youmayfindthoseanimalsarealwaysgivenalittlefoodtoeataftertheyhavedonesomething.Scientistssaythatpeoplecanteachmanydifferentanimalstodosomeeasyworkiftheyknowtheywillgetsomethingtoeat.
Weallknowelephantscancarrylargelogs(原木)anddogscanlookafterhouses.Andwecaneventeachanimalstoworkinfactories.InAmerica,forexample,peopleuseapes(猿猴)tohelpmakecars.Scientiststhinkthatthosebigmonkeysmay,oneday,drivetrains.Nowpeoplearetryingtoletthemdosomethingjustlikeman.