阅读理解
There are four people in Jim Green's family. Jim has a sister. Her name is Ann. She is fourteen years old. Mr. Green is their father. His name is Mark He is a teacher. He has a red car. Their mother is Susan. She is a teacher, too.
Tomorrow is Sunday. They are going to have a picnic in the park. They are getting things ready now. Mark is washing the car. Susan is getting food ready. They have enough bread, but they don't have enough water or oranges. Ann is going to buy some water and oranges. Jim is going to help his sister with the shopping.