写一篇关于“向美国笔友介绍自己英语老师的电子邮件”

Dear my friend : How is everything going with ? i'd like to introduce my English teacher to you.We call him Bill, and he’s forty years old with few words. He has a happy family.But in class, he is very funny when teaching us English. So we are very happy. He is friendly to all of us, so I like him very much! In classes, we are very relaxed, because he is very kind.He is a good teacher and friend. He often helps us with English. so he is very popular! We all like him. After class , he enjoys sports and plays chess. He never smokes and he says smoking is harmful to health. So , in my eyes, he is very popular! We all like him. What do you think of him after my introduction?Hope to hear from you soon.Yours Zhang hua