学习目标：
知识与技能：
To revise the whole unit, focusing on Grammar and Vocabulary
过程与方法：总结前面知识
Teaching procedures
课中导学
Step 1 Warm up by questioning
What information do you want if you were interested in joining a charity walk?
●What is the event called?
用户名
密 码
忘记密码 新用户注册
