丁零零，下课铃响了，同学们欢呼着冲出教室，来到操场上，参加课外活动。
Ding zero zero, class bell rang, the students rushed out of the classroom cheering, came to the playground, participate in extracurricular activities.
活动开始了，同学们有的在专心地绘画，有的在认真地看书，有的在高兴地吹笛子，有的在扑捉蝴蝶，还有的打球，跑步，做运动。同学们玩得多开心。
At the beginning of the activity, some of the students are drawing attentively, some are reading books conscientiously, some are playing flutes happily, some are catching butterflies, some are playing ball, running and doing sports. How happy the students are.