高中英语 Unit 4 Astronomy the science of the strars（第二篇）课文学案 新人教版必修3

1、山东省泰安市肥城市第三中学高中英语 Unit 4 Astronomy the science of the strars（第二篇）课文学案 新人教版必修3教学内容学习目标: 1.知识与能力：To grasp the main idea and know the language points in this passage2过程与方法：To know how the story develops 3.情感态度价值观：To master the main idea of the text .学习重点: To know the main idea of the passage and some l

2、anguage points.学习难点: To master the main idea of the text and some language points. 【学案使用说明】提前认真预习课文的前提下完成学习指导即时感悟【课前预习】请同学们把下列短语翻译成汉语1.乘宇宙飞船 _ 2.被向后退到座位上_3.有机会做某事_ 4.去旅行_5.向某人解释某事_ 6.离开_7.挣脱地球引力_ 8.掉回到_9.离.很远_ 10.接近_11.感到高兴振奋_12.迈步向前_13.摔倒_ 14.既然_15.掌握精通_ 16.突发爆发_【自主 合作 探究】细读课文，完成下列练习。1.,but it will

3、 not be as strong a pull as the earths.,但它不如地球的引力那么强。此为as.as.比较结构： 解析 as+adj +a(an)+n+as是一个固定结构：I cant buy as good a book as that one=I cant buy a book as good as that one.我不能买到和那本书一样的书。(1)他和他的父亲一样是个帅男人。_ (2)我希望你和你的爷爷一样过着健康幸福的生活。_基本用法：as+形容词或副词原级+as分句。否定形式为not as/so.as。 John is _ Bob.约翰与鲍勃一样聪明。The g

4、irl was _ she was beautiful.这姑娘既漂亮又聪明。 2.,I found I was carried twice as far as on the earth and fell over.解析倍数表达法：(1).times as.as. 是的几倍(2).times+形容词/副词比较级+than(3).times+the size/height/length/width/depth+of我的房子是我父母房子的两倍大。My house is two times as big as my parents. My house is two times bigger than

5、my parents.My house is two times the size of my parents.即学即用：Asia is _ Europe.（三种方法）亚洲的大小是欧洲的4倍。3. After a while I got the hang of it and we began to enjoy ourselves. get the hang of 理解；领会你理解我所说的了没？_4、“Oh, dear,” I cried,“walking does need a bit of practice _ gravity has changed.” now that意为：_。now t

6、hat是固定短语，意为“既然；由于”，引出原因状语从句，that可省略。 (1)既然恢复了健康，他就可以继续学习英语_, he can go on with his English study.(2) Now that you have finished your work, youd better have a rest.【当堂达标】1. The discovery of gold in Australia led people to believe that a fortune_.A. is made B. would make C. was to be made D. had made2

7、. We arrived on the platform just as the train was _.A. pulling in B. pulling down C. pulling through D. pulling together3. Its said that the power plant is now _ large as what it was.A. twice as B. as twice C. twice much D. much twice4. This restaurant wasnt _ that other restaurant we went to.A. ha

8、lf as good as B. as half good as C. as good as half D. good as half as5. The sun was so bright that he drew the curtain to _ the sun.A. block in B. block off C. block up D. block out 【总结提升】用所给词的正确形式填空now that /block out /watch out /break out /cheer up1. That guy was a dangerous person. You should _

9、for him.2. You look sad,_! Everything will be all right soon.3. _ Bill has a long holiday, he can go abroad to have a trip.4. Fighting _ between the fans of the two football teams yesterday.5. After a while, the sky was _ by black clouds.【拓展延伸】HomeworkFind out the important and difficult words and e

10、xpressions to you in the text.答案：1.in our spaceship 2.be pushed back into the seat 3.have chance to 4.make a trip5.explain to sb sth 6.be off 7.escape the pull of the earths gravity 8.fall back to 9.be far from 10.get close to 11.cheer up 12.step forward 13.fall over 14.now that 15.get the hang of 16.break out He is as handsome a man as his fatherI hope you can live as happy and healthy a life as your grandfather does.As clever asMy house is twice as larg