The Blacks come from America. They are (计划) to stay in China for three months. They want to visit the Palace Museum tomorrow. It might (花费)them ten minutes to get there. Then they hope to spend time in the beautiful countryside. They think it must be a vacation to relax (自己). Mr. Black is a taxi driver. Mrs. Black is a school teacher. They are both very (工作努力的) and they are both (感兴趣的)in watching documentaries and travelling. Their daughter Tina is a middle school student. She wants to be a (科学家) when she grows up. She enjoys visiting the museums and she thinks visiting different kinds of museums is quite (有教育意义的). But just before the trip to China, Tina had a serious cold. The doctor told her to take some(药)on time and go to bed early. Now Tina is in good (健康), and she is expecting to learn more about Chinese (文化)with her parents tomorrow.