单 元：unit 3 back to the past
板 块：task
课堂设计指导思想：
本课主要通过听、说、写的活动让学生了解如何讲述历史事件，为下一课的活动作准备。
teaching aims:
1.teach and instruct students some specific procedures when trying to achieve a goal.
2.make sure students have opportunities to combine the skills they have learned with reality.
3.prepare students for the next step: giving a talk.
teaching procedures:
step 1 lead in
ask students whether they’ve seen films about historic events and introduce the topic.
《设计说明》通过热门电影引入本课主题。
step 2 skills building 1: listening for the gist
follow the steps on pages 52-53.
step 3 skills building 2: describing illustrations
1.ask students to describe the picture of the launch of shenzhou vii.
2.show the picture of mogao caves and ask students what they want to know about the picture.
then give the description of the picture.
4.ask students to think of how to describe illustrations.
5.tell students how to describe illustrations.
《设计说明》通过让学生先实践，再思考，然后从实践中上升到理论高度。
step 4 practice
ask students to describe the picture of tiananmen square.
《设计说明》再从理论落实到实践。
step 5 homework
