微笑是人内心情感世界的自然流露,它体现着快乐、自信、友好、积极、关爱、支持、信任和尊重。微笑是理解,是宽容,是爱的信号。微笑是美好的,它会拉近人们之间的距离,由陌生变得亲近,由冤家成为朋友。不是吗?商店售货员的微笑会给人带来亲切并给自己带来经济效益,而教师的微笑会让孩子感到安全和温馨会 Smile is the natural expression of human emotion in the world, it reflects the happy, confident, friendly, positive, caring, support, trust and respect. Smile is understanding, is tolerance, is the signal of love. Smile is beautiful, it will narrow the distance between people, become familiar from strangers, friends become friends. Is not it? The store clerk’s smile will bring people and bring their own economic benefits, and the teacher’s smile will make children feel safe and warm will