Mary is an American girl. Her parents, Mr. and Mrs. Smith find work in China. So Mary is living in China now with her parents. Mr. Smith works in a big shop. Mrs. Smith teaches English in a middle school. Mary goes to school from Monday to Friday. On Saturdays she goes to the library with her mother. She likes reading magazines there very much. Then she eats dinner at a restaurant with her parents. On Sundays, Mary often helps her mother do the housework. That makes her mother very happy. But last week Mary had a busy Sunday. On Sunday morning, she stayed at home and studied for an exam. On Sunday afternoon she went to the park and played tennis with her friend, Lee. What did Mary do last Sunday afternoon?
She visited her friend. She played tennis. She went to the library. She helped her mother.