Today is Saturday. Many people are in the park. Let's see what they're doing. Sam, Bobby and Wang Bing are fishing with Mr Green. Yang Ling and Su Hai are catching a butterfly(蝴蝶). Su Yang and Nancy are drawing pictures. Liu Tao and Mike are putting up a tent. Helen is having a picnic with her parents. Tim is flying a kite with Miss Li. They all have a good time.