阅读短文，从每小题的三个选项中选出最佳选项。

    Mrs. Li is a housewife (家庭主妇). She is busy every day. She gets upat half past six. Then she makes sandwiches (三明治) for her children. She goes to the market (市场)at nine o'clock. In the afternoon, she helps her children to do their homework (家庭作业). She cooks dinner for the family in the evening.