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人教2003课标版《Warming up、Pre-reading、Reading、Comprehending》集体备课教案优质课下载
Help the students learn how to find out the key information of the text and finish the learning task. Besides, master the key words and expressions in the text.
3.Emotion aims:
Let students learn the development of the earth, and the development of the life. then enhance the awareness of the earth protection.
教学重点和难点
Important points:
To understand the main idea of the passage.
Learn the important words and useful expressions in the passage.
Difficult points:
1. To list the clue of the passage.
2. How to improve the reading ability.?
教学过程教学环节教师活动预设学生行为设计意图Step1. Presentation
?Show a picture about solar system, ask students to find out which planet is the earth.
Students find the earth in the picture.
?
运用现代化教学手段创设直观图片，提供思维材料，使学生有"物"可思，为学生接触新知识做准备.同时也能让学生认识地球在太阳系中的位置。
Step2.
Lead-in
Guess a puzzle of the earth: what is it? and A quiz game to lead in the new lesson.
The puzzle：
It looks like a ball but you can’t play, It is our home but so big,It is round but we usually think it is flat
It moves anytime but no one feels.
Students think and guess.
通过一个谜语和一个关于地球的小测试快速导入新课，激发学生的兴趣。
Step3. Pre-reading1. Show the pictures about each religion and culture has its own ideas aout how life began on earth.
2. Ask them a question: Do you know what it was like before life appeared on earth?