Mr.Green makes a robot（机器人）.But the robot can only say one sentence（句子）.That is"You are quite right." The robot says the1 words when people speak to him.
One day，Mr.Green needs lots of money（钱），2 he takes the robot to the market to sell him."3 will buy my robot?He is very smart." he says，" Nine hundred dollars4 my robot!"
A woman doesn't know why he5 so much money." Is it great?" she thinks.Then she6 the robot，"Are you worth（值）nine hundred dollars?""You are quite right."answers the robot.
The woman likes the robot's 7 very much，so she buys him and takes him home.But very soon she8 that the robot can only say one sentence.She is sorry to buy the robot.She goes up and says to him，" How foolish（愚蠢）I am to spend（花费） so much money on9 !"
" You are quite10 " says the robot.
