| fly, good, live, hear, see, climb, bad, real, loud, jump, but ,I |
A dog was relaxing in a park. Then he saw a cat on the top of a high wall . He thought. "It must be so nice to be high on the wall. But I can't . " The dog felt so bad.
Then he a fish in the river. He thought. "It must be so nice to live in the water. But I can't swim. "The dog felt this time.
Just then he the fish say," It looks so nice and warm on the grass, I want to lie down（躺下）on it. "
Hearing the words， the dog felt surprised (惊讶的). He thought，" The fish a great life, but she still feels bad."
After some time, a bird past. She saw the dog playing in the park. She said "I really want to play the whole day like this dog. I have to look for food for my kids and . every day. "
The dog heard the bird's words. He knew it was important to enjoy his own（自己的）life.
