高中英语 Unit1第5课时 Period 5 Reading and writing (Using Language)教案 新人教版必修5.doc

英语必修5人教版新课标unit 1第5课时教案period 5 reading and writing (using language)teaching goals: 1. to develop ss reading ability.2. to develop ss writing ability.3. to get ss to learn something about nicolaus copernicus.teaching procedures:step 1. warming uppurpose: to lead ss to the topic and arouse their interest in copernicus.ask ss to discuss the questions below: 1. who is the man in the left picture?2. what about the right picture?3. do you know the relationship between them?ask ss to present their views.step 2 readingpurpose: to find some details in the text.1. ask ss to discuss the following questions in pairs and answer them.q1. what made copernicus confused?q2. why couldnt he tell about his theory?q3. whats christians view of universe?q4. when did he first show his theory? to whom?q5. whats his friends reaction to the theory?q6. when was the theory published? why?q7. whats the evaluation of the theory?suggested answers:a1. his mathematical calculations led to the same conclusion: that the earth was not the center of solar system.a2. he could not tell anyone about his theory as the powerful christian church would have punished him for even suggesting such an idea.a3. they believed god had made the world and for that reason the earth was special and must be the center of the solar system.a4. in 1515 he showed it privately to his friends.a5. his friends were enthusiastic and encouraged him to publish his ideas. a6. he did not want to be attacked by the christian church, so he only published it as he lay dying in 1543.a7. now people can see that there is a direct link between his ideas and the work of isaac newton, albert einstein and stephen hawking.2. group workdivide ss into three groups and discuss the following question. ask every group to present their ideas. if you were nicolaus copernicus, would you have hidden your theory for so many years? why? step 3. writingpurpose: to learn to write a persuasive essay. write a short letter asking copernicus to publish his ideas so that everyone can read them.first you need to collect your ideas. for example:l he believes his new theory is true.l there are problems with the present theory.l he has done many years of observations to prove his new theory is true.l science can not develop unless people publish their ideas.l time will show if his theory is true of now. here is a plan:beginning: tell copernicus who you are and why you want him to publish his ideas.paragraph 1: reason 1 and evidence.paragraph 2: reason 2 and evidence.summing up: ask him to think again about publishing his ideas.one 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 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. i 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 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 publish your new theory. yours sincerely,*step 4. extensionpurpose: to deepen what we have learned in the writing part. let us compare a persuasive essay with a report, a description and a creative piece and then find similarities and differences between these kinds of writing. reportdescriptioncreative writing/storyformal language with few adjective vivid use of words with similes and metaphorsvivid use of language and more informal style.no speech except quotations no speech except to help the descriptionspeech to show feelings, reactions etc.not emotional emotional to describe atmosphereemotional to describe feelingsonly one main characterno characters may have several charactersfactual not factual but imaginative imaginative but can be based on factstructured according to experiment