7．My name is Mary Smith．I′m fifteen years old．I live in Guangzhou．I study in No.1Middle School．My parents work here．They′re both English teachers．We′re from the UK．I′m kind of unhealthy．I like eating junk food and meat，so I′m very heavy．I don′t like playing sports．I have one healthy habit：I sleep for nine hours every night． I have a brother．His name is Tom Smith．He is ten years old．He studies in No.1Middle School，too．He is of medium built．He has very healthy habits．He hardly ever eats junk food．He eats it twice or three times a year．He likes playing sports．He often runs，plays basketball and goes swimming．He eats fruit every day．He likes eating vegetables．But he has an unhealthy habit．He sleeps for six hours every night．
66．What does Mary′s father do？He is an English teacher 67．What does Mary look like？She is kind of unhealthy 68．How many people are there in Mary′s family？Four 69．How often does Tom eat junk food？Twice or three times a year 70．How long does Tom sleep every night？Six hours．
