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1、Unit 1Great scientistsReading and writingBefore Copernicus theory Showing Copernicus theorySunearthearthSunhad thought hard and long Had collected observations of the stars and used all his mathematical knowledge 1510and 1514 he worked on it,gradually improving his theoryHe placed a fixed sun at the
2、 centre of cautious,enthusiastic,brave,exactBetween 1510 and 1514 he worked on it,gradually improving his theory until he felt it was complete.Why?Why?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.
3、What do you think of this?Was he cautious or coward?Thinking Agree1.He was cautious.if he had published his ideas,he would have been killed 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 n
4、ormal.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 cautious not coward.He should protect himself first.Disagree1.Copernicus was very coward.He should speak out his discovery and let the world know the truth earlier.2.Sc
5、ience can never advance unless people have the courage of their beliefs.3.As a scientist,you must have the courage to publish your findings.No matter how people oppose them,time will show if your ideas are right or wrong.Write a short letter asking Copernicus to publish his ideas so everyone can rea
6、d them.WritingPersuasive writing Persuasive writing is about changing somebody elses point of view.When you do this kind of writing,you must always have some evidence to support you idea.Here is a plan:Beginning:Tell Copernicus who you are and why you want him to publish his ideas.Paragraph 1:Reason
7、 1 and evidence.Paragraph 2:Reason 2 and evidence.Summing up:Ask him to think again about publishing his ideas.Dear.,Im writing to persuade you to.Looking forward to your reply.Yours,XiaomingHere are my reasons.First of all,I think it would be better if.Second,.Third,.In addition.Most importantly,Mo
8、reover.Whats more.FurthermoreLast but not leastI would like to suggest that.If I were you,I would.Please take my advice into consideration and make a final decision.I will be more than happy to see improvements in this regard.Looking forward to your reply.BrainstormSome reasons why he should publish
9、 his theory.假如你是小明，学校领导和教师因为担心同学们浏览不健康的网站，关闭假如你是小明，学校领导和教师因为担心同学们浏览不健康的网站，关闭了教室内电脑的网络浏览功能，你们感到很难过。了教室内电脑的网络浏览功能，你们感到很难过。请你给校长写一封信，请你给校长写一封信，劝说校长同意开通教室内的网络。劝说校长同意开通教室内的网络。事由：事由：教室的电脑不能上网，建议学校开通网络。教室的电脑不能上网，建议学校开通网络。原因：原因：1.有利于查找资料；有利于查找资料；2.浏览新闻，了解信息；浏览新闻，了解信息；3.作为高中生，我们正在形成自己的判断力作为高中生，我们正在形成自己的判断力注意：注意：1.1.信中要包括以上所有内容；信中要包括以上所有内容；2.2.词数：词数：120120左右；左右；HomeworkThank you!Thank you!