必修五Unit1Copernicusrevolutionarytheory含语言点课件.pptx（纯ppt,可能不含音视频素材）

1、Using language(1)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 Copernicus tombstone Skim the text and draw the

2、 two theories of the universe with the following pictures.sunearthBefore Copernicus theory Showing Copernicus theorysunearthBefore Copernicus theory Showing Copernicus theorysunearthearthsun Showing Copernicus theory A diagram showing the solar system with the earth at its centre A diagram showing t

3、he 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 such an idea.2.What was his theory about?(Para 1)T

4、he 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)4.When did Copernicus complete his theory?(Para 3)3.What h

5、ad 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 complete his theory?(Para 3)Between 1510 and 1514 he worked on it,g

6、radually 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 is a direct link between his ideas and the work of Isaac Newton,Albert Eins

7、tein 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 a fixed sun at the centre of the solar system with the planets going round it a

8、nd 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 Einstein and Stephen Hawking?(para 5)Because his theory is now the base on which all

9、our ideas of the universe are built.His theory replaced the Christian idea of gravity.He showed this was obviously wrong.We firmly believe that war never settles anything.It only _ violence.(2007浙江浙江)A.runs into B.comes from C.leads to D.begins with我们认为战争不能解决任何问题，它只能我们认为战争不能解决任何问题，它只能导致暴力。导致暴力。lead

10、to 意为意为“导致，引起导致，引起”。答案：答案：C lead to 通向，导致通向，导致(to是介词是介词)(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.带领某人做某事带领某人做某事Dr.Wu leads his students to do the research.lead sb.to do sth.“引导某人做某事引导某人

11、做某事(好事好事)”His hobby running leads him to become an athlete.lead sb.in/into doing“导致某人做某事导致某人做某事(坏事坏事)”Her rude words and deeds lead her in/into a great trouble.知识链接知识链接2.Only if you put the sun there did the movements of the other planets in the sky make sense.=The movements of the other planets in

12、the sky make sense only if you put the sun there.only if“只有只有”。only if 引导的状语从放句首时，主句要引导的状语从放句首时，主句要用部分倒装。用部分倒装。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 allow in D.will you be allowed inD小试身手小试身

13、手only if 与与 if only 的区别的区别(1)only if“只要只要”。(2)if only 有两个意思，一是有两个意思，一是“只要只要”，与与 only if 用法相似；二是用法相似；二是“但愿、要但愿、要是是就好了就好了”，此时多用虚拟语气。，此时多用虚拟语气。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,graduall

14、y improving until he felt it was complete.(1)work on 从事从事 She is working on a new novel.=She is writing a new novel.work on还有还有“对对有有影响，起作用影响，起作用”The doctor told him that this medicine may work on plete adj.完整的完整的,完成的完成的We cant go out until our homework is plete vt.完成完成,使完美；使完整使完美；使完整 Can you complet

15、e 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 是是“with+宾语宾语+宾语补足语宾语补足语”构成的复合构成的复合结构结构,在句中用作状语，表示方式，原在句中用作状语，表示方式，原因或条件等。因或条件等。1)老师微笑着走进教室，身后跟着一老师微笑着走进教室，身后跟着一群小朋友

16、。群小朋友。With a group of children following,the teacher came into the classroom with smile.2)随着考试的结束，我们的假期开始随着考试的结束，我们的假期开始了。了。With the test finished,we began our holiday.6.cautious adj.十分小心的，谨慎的十分小心的，谨慎的(1)The old lady is very cautious with money.(2)The boss is cautious about making promises.caution n.小心小心,谨慎谨慎1.Surf the Internet and get more information about Copernicus.2.Finish the Reading Task and Writing Task after class.3.Revise the whole unit.Homework