Aims
1.了解旅游常识，懂得如何设计旅行计划，为旅行做准备，包括确定旅游时间，地点，路线，交通工具，费用，还有其他物质方面的准备。
2.学习并掌握本单元所学词汇和短语，学会根据旅游，地理等主题将词汇进行分类记忆，以便逐步扩大词汇量。
3.掌握并能熟练应用现在进行时表示将来。
4.能用本单元的词汇自由谈论未来计划的安排。
Warming up
Read this part and discuss the following questions:
1. What should you know before you plan to travel?
2. If you were travelling to Hainan next week,what kind of transport would you choose?
JOURNEY DOWN THE MEKONG
