“太阳当空照,花儿对我笑……”我边哼着歌边走在教学楼走廊上。这时,我看到旁边的白墙皱着眉头,它说:“我身上有一个黑黑的脚印,让我很不舒服,你能帮我擦掉吗?”黑脚印不服气地说:“你不能擦掉我。”“让我来帮帮白墙哥哥吧!”我的手绢拉着我的衣服说。我掏出手绢,问它:“你行吗?”小手绢点了点头。 “When the sun is empty, the flowers smile at me ...” I hummed and walked along the corridors of the teaching building. At this moment, I saw the frowning white wall next to it. It said: “I have a black footprints on me, making me uncomfortable. Could you help me to wipe it?” : “You can not erase me. ” “Let me help White-capped brother!” My handkerchief pulled my clothes and said. I took out a handkerchief and asked it: “You do? ” Small handkerchief nodded.