[ti:UNIT 7 Know Our World Coming! Lesson 52: East We Go] [0:00.290]Unit 7 [0:02.537]Know Our World [0:05.799]Lesson 52: [0:07.973]East We Go [0:11.090]This song is about travelling around the world. 这首歌是关于周游世界的。 [0:15.873]As y...