内蒙古乌拉特中旗一中高一英语导学案：UNIT 4 ASTRONOMY THE SCIENCE OF THE STARS PERIOD 1（新人教版必修3）.doc

1、高考资源网（） 您身边的高考专家【学习目标】1. 掌握文章主旨大意，了解关于地球生命起源的相关知识。2. 反复阅读课文，掌握文中重难点词汇，短语3. 小组合作，共同分享学习成果。【课前预习】查找出下列词汇，短语1. solar system_ 2. 宇宙大爆炸_ 3. 十亿_4. 原子_ 5. theory_ 6. circle around_ 7. in all directions _ 8. 固体_ 9. globe _ 10. explode_ 11. religion_(adj.) 12. violent _ (n.)【课内探究】8Step 1 :1. How many planets

2、 circle around the sun? What are they? _ Step2: Reading(任务1) According to the time line, what happened?For several billion years after: _4.5 and 3.8 billion years ago:_ _ Many millions of years later: _140 million years: _ 65 million years ago:_ about 2.6 million years ago:_(任务2) ：认真读课文，读后连接各段主题大意Pa

3、ra 1 the importance of water for life Para2 the development of planets and animals on the earthPara3 the formation of the earthPara4 a widely accepted theory about the formation of the universePara5 the arrival of humans and their impact on the earth(任务3)：Read the text again and then pay attention t

4、o some words and phrases.1天文学_ 2.系统，体制，制度_ 3.猛烈的_4.大气层，气氛_ 5.不同，不像_ 6. 有害的_7. 连锁，锁链_ 8.乘，增加_ 9. 存在_10 .因此，于是_ 11. 迷，难题_ 12.万有引力，重力_ 13.温和的_ 14.碰撞_ 15.拉，拖，牵引力_ 16 漂浮_【当堂检测】据句意及所给单词首字母或汉语意思完成下列句子.1. A _（天文学） is a scientific study of the sun, moon, stars, planets, ect.2. Christian, Buddhist and Hindu a

5、re the main r_(宗教) in the world.3. The a_（气氛） over dinner was warm and friendly.4. The firework e_ （爆炸）in his hand.5. Its a _ (谜) to me why they didnt choose him.6 We must care about further _ (进展).7. As a parent, you should not _(鼓励) bad habits in a child.8. The ECP _ (出版) weekly.9. The force that attracts objects in space towards each other, and on the earth pulls them towards the center of the planet is called _ (重力)2 版权所有高考资源网