阅读理解

There are four people in Jim's family. They are Kate, Jim, their father and mother. Jim is Kate's brother. He is fourteen. Kate is Jim's sister. She is twelve. They are in the same middle school. Jim is in Class One Grade Nine. Kate is in Class Two Grade Seven. They are good students.

Their father Mr Green is a teacher. He is thirty-nine. He teaches English in a school near his home. Their mother is a teacher, too. But she teaches Chinese in a different school.

Now they are all at home.