Chapter 1 By Air 坐飞机 Unit 1 Check in 办理登机手续13 Unit 2 Boarding 登机/ 7 Unit 3 On the Airplane 在飞机上/10 Unit 4 Transit & Transfer 过境及转机/15 Unit 5 Go through the Immigration 入境询问/19 Chapter 2 Accommodation 住宿 Unit 1 Hotel Reservation 订房间/ 27 Unit 2 Check-in 入住登记/ 32 Unit 3 Room Service 客房月艮务I 36 Unit 4 Check-out 退房/ 39 Chapter 3 Traffic 交通出行 Unit 1 Asking for Direction 问路/ 47 ……