Hello! My name is Wu Dong. I'm from Tianjin, China. Bob is my English name. I'm thirteen years old. Now I am studying at a school in Beijing. Beijing is the capital (首都) of China. Tom is my friend. He is from Canada. He is twelve years old. His mother Susan Smith is a teacher, and she is 36 years old. Tom and his mother are in my school. Tom and I are in the same grade, but we aren't in the same class. His father is John Smith. He is 38 years old. He is a teacher, too. But he and Tom aren't in the same school.