Caught by a Black Hole公开课学案

Unit 4 Caught by a Black Hole 主备人：许春霞 审核人：高二英语教师 执教人_______ 使用时间____________ 教师寄语 Where there is a will, there is a way. 有志者,事竟成. Nothing is too difficult, if you put your heart into it. 世上无难事,只怕有心人. 学习目标 1. 知识目标： （1）掌握下列词汇：black hole 、faint 、gravity 、warn sb to do sth 、be ready 、always doing sth 、go out 、pull sb into 、seem to do 、have an opportunity to 等； 理解疑难句子： a. We watched with interest and amazement at the lights which seemed to be going fainter and fainter round the edge of the black hole. b. All the stories about what happened when you were caught by the gravity of a "black hole" seemed to be true. （2）了解有关黑洞的一些信息。 2. 能力目标： （1） 会运用阅读技巧来提高阅读能力； （2） 能通过自学和小组合作来探究文章。 3. 情感目标： 通过阅读作者与李彦平在黑洞边的经历，树立热爱科学，勇于探索的精神。 学习重点：Can improve their reading skill 学习难点：C an master the main idea of the article 学习过程： 一．快乐自学 速读文章，了解大意，找出疑难 二.合作探究（小组合作学习） Ⅰ.讨论完成下列问题。 1. How many people are mentioned in this passage? Who are they?

________________________________________________________________ 2. What did they see as they were approachi ng “black hole”?

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3. How did the writer feel as the spaceship moved round the black hole?

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4. Did they feel anything when they moved away from the edge of the “black hole”?

________________________________________________________________ 5. Did they escape from the edge of the “black hole”?

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Ⅱ．完成下列短语

1.警告某人去做某事_______________________

2.做好准备__________________

3.总是做某事__________________________

4.熄灭_________________

5.拉某人进去___________________

6.似乎要去做某事___________________

7.有机会去做某事_______________________________

Ⅲ.分析下列重点句子

1. We watched with interest and amazement at the lights which seemed

to be going fainter and fainter round the edge of the black hole.

________________________________________ 2. All the stories about what happened when you were caught by the gravity of a "black hole" seemed to be true. ______________________________________________________. 3. If you go inside the edge of a "black hole", it will "eat" you and there is no escape; but if you do not, you may have an opportunity to escape. _______________________________________________________________ 三．学后记 _______________________________________________________________

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