Dear Mrs.Liu(Mr.Liu)
I am (your name).There are 4 people in my family: father, mother, my brother and I. My father likes reading newspapers, my mom likes going shopping,my brother is fond of playing computer games and chatting online, and I like reading books and watching TV. How about you?
Best Regards
Your student
(your name)
男老师就是Mr.
女老师就是Mrs.
主题是什么啊 ？