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1、Reading&Writing2021/8/11 星期三1Nicolaus Copernicus born:in Polandin Poland in 1473in 1473 died:May 24,1543May 24,1543 He was one of the first scientists to use mathematical observations to collect information.He believed the sun is the center of the universe and the earth and other planets went around
2、 it.2021/8/11 星期三2 Nine Planets In the Solar System 2021/8/11 星期三3 Showing Copernicus theory A diagram showing the solar system with the earth at its centre A diagram showing the solar system with the sun at its centre skimmingBefore Copernicus theory 2021/8/11 星期三4Careful readingRead the text caref
3、ully,then answer these questions2021/8/11 星期三5(1)Why could he not tell about his theory?(Para 1)Because the powerful Chistian Church would have punished him for even suggesting such an idea(2)What was his theory about?(Para 1)All his mathematical calculations led to the same conclusion:that the eart
4、h 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.2021/8/11 星期三6(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
5、 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,gradually improving his theory until he felt it was complete.2021/8/11 星期三7(5)How did he explain changes in the movement of the planets and in th
6、e brightness of the stars?When did he publish his idea?(Para 4)He placed 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 and this explain changes in the movem
7、ent of the planets and in the brightness of the stars.He published it as he lay dying in 15432021/8/11 星期三8 (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?Because his theory is now the base on which all our ideas
8、of the universe are built.His theory replaced the Christian idea of gravity which said things fell to earth because God created the earth as the centre of the universe,He showed this was obviously wrong.2021/8/11 星期三9 If you were Nicolaus Copernicus,would you have hidden your theory for so many year
9、s?Give reasons2021/8/11 星期三10Debate2021/8/11 星期三11 As a scientist,one should be brave.But Copernicus was afraid of being attacked by the Christian Church.So he had hidden his theory for so many years.What do you think of this?Agree:1.He was cautious.if he had published his ideas,he would have been k
10、illed just as Bruno who was burned to death because his theory was against the Christian Church.2.Every time when a new idea appears,there are always rejections.Its normal.Scientists should have patience to spread their truth.3.It made no sense for him to publish his theory in a hurry.He was just ca
11、utious not coward.He should protect himself first.2021/8/11 星期三12 Disagree:1.Copernicus was very coward.He should speak out his discovery and let the world know the truth earlier.2.Science can never advance unless people have the courage of their beliefs.3.As a scientist,you must have the courage to
12、 publish your findings.No matter how people oppose them,time will show if your ideas are right or wrong.2021/8/11 星期三13Write a short letter asking Copernicus to publish his ideas so everyone can read them.Write a short letter asking Copernicus(not)to publish his ideas so everyone can read themPracti
13、ce 2021/8/11 星期三14One possible version:Dear Nicolaus Copernicus,I am a student studying astronomy and I would very much like to read your new theory about the solar system.I hope you will publish it for several reasons.I understand the problems with the present theory.The way the planets move is not
14、 what you would expect if the earth was the center of the universe.It is also odd that the brightness of some stars seems to change.So I agree with you that we need a new theory.2021/8/11 星期三15 Yours sincerely,Lin QiI know your observations have been very carefully carried out over many years.Now yo
15、u must have the courage to publish them.Science can never advance unless people have the courage of their beliefs.I know you worry about what will happen if you publish your new theory.No matter how people oppose it,time will show if your ideas are right or wrong.So I hope you will feel you can publ
16、ish your new theory.2021/8/11 星期三16One possible version:Dear Nicolaus Copernicus,I am a student studying astronomy and I would very much like to read your new theory about the solar system.I hope you will publish it for several reasons.I understand the problems with the present theory.The way the pl
17、anets move is not what you would expect if the earth was the center of the universe.It is also odd that the brightness of some stars seems to change.So I agree with you that we need a new theory.Beginning:Tell Copernicus who you are and why you want him to publish his ideasParagraph 1:Reason 1 and e
18、vidence2021/8/11 星期三17 Yours sincerely,Lin QiI know your observations have been very carefully carried out over many years.Now you must have the courage to publish them.Science can never advance unless people have the courage of their beliefs.I know you worry about what will happen if you publish yo
19、ur new theory.No matter how people oppose it,time will show if your ideas are right or wrong.So I hope you will feel you can publish your new theory.Paragraph 2:Reason 1 and evidenceSumming up:Ask him to think again about publishing his ideas2021/8/11 星期三18Homework1.Finish your letter after class.2.
20、Revise the words and language points in this unit.3.Finish“Summing up”.2021/8/11 星期三191)表示对过去的某种情况进行猜测,或本来要做某事却因某种原因未做成,通常用来说明某一情况，但不象should或ought to 那样含有责备之意。如：Yet he could not tell anyone about his theory as the powerful Christian Church would have punished him for even suggesting such an idea.202
21、1/8/11 星期三20I guess the poet would have been about 20 when she wrote her first poem.Another worker wouldnt have acted like that.neednt have+过去分词，表示做了不必做的事，相当于，译为“其实没必要”should have+过去分词，表示应该做某事但实际上未做，译为“本应该”should not have+过去分词，表示本不应 该做某事但实际上做了，译为“本不应该”2)相关知识总结：相关知识总结：2021/8/11 星期三21 lead to 导致，通向 1.
22、All roads lead to Rome.2.The discovery of new evidence led to _.A.the thief having caught B.catch the thief C.the thief being caught D.the thief to be caught条条大道通罗马C2021/8/11 星期三22 Only if you put the sun there did the movements of the other planets in the sky .=The movements of the other planets in
23、 the sky make sense only if you put the sun there.eg.1）Only if your identity has been checked,_.A.you are allowed in B.you will be allowed in C.will you allow in D.will you be allowed inD“Only+副词副词/介词短语介词短语/状语从句状语从句”位于句首位于句首,句子要倒装。句子要倒装。2）Only then did I realize the importance of knowledge.3）Only in
24、 this way can we work out the maths problem.make sense2021/8/11 星期三23 make sense 有意义，有道理，说得通有意义，有道理，说得通 1）What you say makes no sense.2)It would make sense to leave early.3)Can you make sense of this poem?你说的话没有道理还是早点走好。（是明智的，合理的）你看得懂这首诗吗？（理解或弄懂）2021/8/11 星期三24.work on 从事She is working on a new novel.(=She is writing a new novel.)complete vt.&adj.完成;完整的,完成的 The workers havent completed(vt.)the house yet.When will the work be complete(adj.)?.enthusiastic:having or demonstrating enthusiasm adj.热心的，满腔热情的 enthusiastic support 热情的支持 be enthusiastic about 对某事充满热情2021/8/11 星期三252021/8/11 星期三26