单 元：Unit 3 Back to the past
板 块：Word power
课堂设计指导思想：
通过情景，竞赛等活动学习，扩充与考古和其他科目有关的词汇。
Teaching aims:
1. Develop the students’ ability of using the target language in real situation.
2. Enlarge the students’ vocabulary by learning some words about archaeology and other subject.
Teaching procedures:
Step 1 Words related to UNESCO world heritage
Make sure students understand the definition and function of UNESCO
Step 2
Presentation
Arouse students’ interests in world heritage and exchange more information about it.
【设计说明】通过活动让学生了解UNESCO，扩充相关词汇，并让学生在活动中试用相关词汇。
