(Read and judge.阅读短文判断，判断正误)

A fox is very hungry, so he is looking for food everywhere. He becomes worried because he can't find anything to eat. Then he sees a lot of nice grapes on the wall in front of him. He stops up and feels very happy.

"How nice the grapes are! I want to eat them. "The fox jumps and jumps, but he can't get them at all. Because the grapes are too high. The fox becomes very angry soon. He goes away and says, "I don't like those grapes at all. They must be sour (酸的)."