I am an English girl. My name is Mary. I’m twelve. My dad and mom are English teachers. I have a brother（哥哥）. His name is Tom and he is thirteen years old. We are in China now. We are in Beijing No. 4 Junior High School. Tom is in Class 4, Grade 7 and I am in Class 9, Grade 7. I have a dog. My dog looks strong. It has a big mouth and two big black ears. We have many(许多) Chinese friends here. They are good. 根据短文内容，判断正(T)误(F)。 小题1:Mary comes from the U.S.A. 小题2:Mary and Tom are in the same class, but they are in different grades. 小题3:Mary’s dog’s mouth and ears are big. 小题4:The dog’s ears are white. 小题5: Tom and Mary have many friends in China.