有一天，我帮妈妈扫过地。妹妹来我家玩，她把桔子皮扔的到处都是。我到门口把笤帚拿进来，把家里扫的干干净净。妈妈看见了很高兴。
One day, I helped my mother sweep the floor. My sister came to my house to play. She threw orange peel everywhere. I went to the door and brought in the broom to clean the house. Mom was very happy to see it.