以 A special smile 为题写一篇60至80词的短文

A special smile
His name is ZhangBei who was very shy boy.He had no friends and he always felt lonely.He was so afraid of communicate with others that would rather sat in the corner and did nothing.
One day his deskmate smiled to him.The smile was a sunshine broke his sadness.They try to talk with each other.And Zhangbei found it is easy to relate his opinions to others.Now he knows that if you treat people sincerely,they will return you a smile.