13 Arrive in Beijing and take a train to Xi'an。到达北京后坐火车去西安。14 Visit Xi'an and the Terra Cotta Warriors。
All the students and teachers from Grades 7， 8 and 9 took part in the sports events.来自7、8、9年级的所有学生和老师都参加了运动项目。
3You can invite some friends to look at these pictures with you， and you can share your experiences with them.你可以邀请一些朋友和你一起看这些照片，你也可以和他们分享你的经历。
