内容正文:
教学课题: Module 12 Save our world Unit3
项目
设计内容
备 注
课时
第 一 课时
课 型
Revision and
application
教具
Multi-media
教学目标
知识与能力
To summarize and consolidate the rules of word building.
过程与方法
Review the rules of word building and the use.
态度与情感
To know how to protect the environment.
重点
Understand the words formed by word building.
难点
Know about the importance of protecting our environment.
教学手段方法
讲解前辍、后缀构词法,对前两单元出现的知识点和重点进行总结和归纳。
教学过程
教师活动
学生活动
说明或
设计意图
Step 1
Observe the following sentecces carefully.
1. Reuse means “use again”.
2. Though pollution is heavy now, I don’t think it’s hopeless.
3. If the rivers are polluted, farmers can’t use the water for their crops.
4. If everyone starts to do something, the world will be saved.
Step 2
构词法的三种规则
1.合成法:将两个或两个以上独立且语义不同的单词合在一起独立构成新词的方法。
合成名词:airport, afternoon,
合成形容词:kind-hearted
合成副词:however, maybe
合成代词:himself, everyone,
合成动词:overlook
2.派生法:通过在词根前面加前缀或在词根后面加后缀构成一个新词的方法。
dis- 不 disag