选词填空。
| cannot eat fox sad round sweet |
One day，a hungry and thirsty____sees some nice grapes. He likes grapes. They are purple and ____. But the grapes are high. The fox ____get and eat them. A bird can____the grapes. She likes the sweet grapes. They are yummy. The fox is ____and angry. He says those grapes are sour. They are not____.
