阅读短文，选择合适的答案，完成下面各题。

    Mrs. Jones is an American doctor. She is now in China. She works in a children's hospital in Beijing. She likes the children and she likes to work for children. She works hard in the day time and learns Chinese in the evening school. She also learns Chinese from the Chinese doctors and her Chinese friends. Now she can speak some Chinese. She can read and write some Chinese, too. She says it's not easy to learn Chinese well. Mr. Jones, her husband (丈夫) is a teacher. He teaches English in the No.5 Middle School. He works from Monday to Friday. He teaches 3 classes every day.