赞扬还是食物

摘要

＜正＞Your dog may prefer being praised ratherthan being given food.A team studied on 15 dogs to find outthe answer.They used a toy car,toy horse anda hair brush.After the team showed the dogs a toy car,their owners would praise them.After the team gave the dogs a toy horse,the dogs got a piece of a hot dog.Their own-ers wouldn’t come to see them.