1.It's eight o'clock in the evening. My mother is washing the dishes. My father is cleaning the room. My grandparents are watching TV in their room. My little brother is playing computer games. I am reading an interesting book . We are all busy now.
2. I am in the park now. Look, there are lots of people in the park. Some of them are dancing. Some are boating and some are climbing the moutain. A lot of people are taking photos. Some old men are playing chess under the big tree. They are all very happy.
现在进行时结构： am/ is/ are + doing ( 现在分词),你可以写写同学们课外活动呀