必修五Unit1Copernicusrevolutionarytheory含語言點(diǎn)

1、Using language (1)Unit 1Great scientistsNicolaus Copernicus born: in Poland in 1473 died: May 24, 1543 He was one of the first scientists to use mathematical observation to collect information. He believed the sun is the center of the universe and the earth and other planets went around it.Nicolaus

2、Copernicus tombstone Skim the text and draw the two theories of the universe with the following pictures.sunearthBefore Copernicus theory Showing Copernicus theorysunearthBefore Copernicus theory Showing Copernicus theorysunearthearthsunShowing Copernicus theory A diagram showing the solar system wi

3、th the earth at its centre A diagram showing the solar system with the sun at its centre Before Copernicus theory Careful Reading1. Why could he not tell about his theory? (Para 1)2. What was his theory about? (Para 1) Because the powerful Christian Church would have punished him for even suggesting

4、 such an idea.2. What was his theory about? (Para 1) The earth was not the centre of the solar system. Only if you put the sun there did the movements of the other planets in the sky make sense.1. Why could he not tell about his theory? (Para 1)3. What had the astronomers noticed in the sky? (Para 2

5、)4. When did Copernicus complete his theory? (Para 3)3. What had the astronomers noticed in the sky? (Para 2) They had noticed that some planets in the sky seemed to stop, move backward and then go forward in a loop. Others appeared brighter at times and less bright at others.4. When did Copernicus

6、complete his theory? (Para 3)Between 1510 and 1514 he worked on it, gradually improving his theory until he felt it was complete. 5. How did he explain changes in the movement of the planets and in the brightness of the stars? When did he publish his idea? (Para 4)6. Why do people think that there i

7、s a direct link between his ideas and the work of Isaac Newton, Albert Einstein and Stephen Hawking?(para 5) 5. How did he explain changes in the movement of the planets and in the brightness of the stars? When did he publish his idea? (Para 4)He published his idea as he lay dying in 1543. He placed

8、 a fixed sun at the centre of the solar system with the planets going round it and only the moon still going round the earth. He also suggested that the earth was spinning as it went round it. 6. Why do people think that there is a direct link between his ideas and the work of Isaac Newton, Albert E

9、instein and Stephen Hawking?(para 5)Because his theory is now the base on which all our ideas of the universe are built. His theory replaced the Christian idea of gravity. He showed this was obviously wrong.Language PointsWe firmly believe that war never settles anything. It only _ violence. (2007浙江

10、) A. runs into B. comes from C. leads to D. begins with我們認(rèn)為戰(zhàn)爭不能解決任何問題，它只能導(dǎo)致暴力。lead to 意為“導(dǎo)致，引起” 。答案：C lead to 通向，導(dǎo)致 (to是介詞)(1) All roads lead to Rome.(2) His actions could lead to him losing his job. 1. , all his mathematical calculations led to the same conclusion: lead sb. to do sth. 帶領(lǐng)某人做某事Dr. Wu

11、 leads his students to do the research.lead sb. to do sth. “引導(dǎo)某人做某事(好事)”His hobby running leads him to become an athlete. lead sb. in / into doing“導(dǎo)致某人做某事(壞事)”Her rude words and deeds lead her in / into a great trouble.知識鏈接2. Only if you put the sun there did the movements of the other planets in th

12、e sky make sense.=The movements of the other planets in the sky make sense only if you put the sun there. only if “只有”。only if 引導(dǎo)的狀語從放句首時，主句要用部分倒裝。Only if you study hard, will you achieve your dream. Only if your identity has been checked, _.A. you are allowed in B. you will be allowed inC. will you

13、 allow in D. will you be allowed inD小試身手only if 與 if only 的區(qū)別(1) only if “只要”。(2) if only 有兩個意思，一是“只要”，與 only if 用法相似；二是“但愿、要是就好了”，此時多用虛擬語氣。 If only it clears up, well go. If only I hadnt told him about it. Its a good plan, if only we could carry it out. 3. So between 1510 and 1514 he worked on it,

14、gradually improving until he felt it was complete.(1) work on 從事 She is working on a new novel.= She is writing a new novel.work on還有“對有影響，起作用” The doctor told him that this medicine may work on him.4. complete adj. 完整的, 完成的We cant go out until our homework is complete. complete vt. 完成, 使完美；使完整 Can

15、you complete your task on time? A second child would complete their family. 5. He placed a fixed sun at the centre of the solar system with the planets going round it . with the planets going round it 是“with+賓語+賓語補(bǔ)足語” 構(gòu)成的復(fù)合結(jié)構(gòu), 在句中用作狀語，表示方式，原因或條件等。1) 老師微笑著走進(jìn)教室，身后跟著一群小朋友。 With a group of children following, the teacher came into the classroom with smile. 2) 隨著考試的結(jié)束，我們的假期開始了。 With the test finished, we began our holiday. 6. cautious adj. 十分小心的，謹(jǐn)慎的(1) The ol