高二英语 Unit20 New Frontiers全单元教案 北师大版选修7

1、Unit 20 Warm-up Teaching aimsI. words and phrases：frontier telescope atom microscope astronomy bacteria radium solar crew panel institute compute sense impact ethical radioactive polonium seminar life-sized screen handy biochemistry theoretically robot database meanwhile source exploration barbersho

2、partificial intelligence, light year, search engine, solar system, take over, carry out, data processing, the International Space Station, click into, in terms of, II. listening and discussion about something of scienceIII.to read the text and study the language pointsTeaching time： Two periodsTeach

3、ing processStep 1 RevisionStep 2 new words learning1.ask some students to read the new words first and correct their pronunciation2.play the tape and have them read after the tape3.give them a few minutes to read the new words freely ,tell them if they cant read the words,encoreage them to ask the t

4、eacher .Step 3 Warm-up1.Read unit objectives, and ask the students to tell us the meanings.2.Exercise 1 a) let the students read the words and then match the branches of science with the pictures. b)to discuss the pictures with the class3.Exercise 2 a)let the students read the Key Words and make sur

5、e that they really understand the meanings of the Key Words. b)students do the exercise individually, and then check their answers4.Exercise 3 a)make sure the class know what to do. Then play the tape twice, ask some students to say their answers to the class.5.Exercise 4 a)read the questions first

6、b)have the students work in pairs and discuss the questionsstep 4 Reading1.Before you start a) read the exercise 1 and ask the students if they know the phrases meaning. And give them a few minutes to discuss the answers b)check their answers and ask them to give reasons for their answers.2.Read to

7、learna) ask the students look at exercise 2, and then play the cassette twice.b) give them ten minutes to read the text and fill the table.c) check theirs answers3.Language pointsa) look into向.的里面看, 窥视; 浏览;观察, 调查e.g.: The mayor promised to look into whether the clash was designed, or it just happene

8、d by accident. 市长答应调查这次冲突是预先计划好的,还是偶然发生的。He looked through a number of journals before he started the research project.他在进行该项研究课题前查阅了许多期刊。b) hundreds of好几百, 许许多多c) communicate with通话, 通信;英（房间等）互通to communicate with a person 与人联络eg:The Minister for Foreign Affairs has already communicated on this eve

9、nt with the American President. 外交部长已经跟美国总统就此事件交换过意见了。This room communicates with the other room. 这个房间与那一个房间相通。d) in terms of adv. 根据, 按照, 用.的话, 在.方面; 以的观点；就而说g)the amount of 数目an amount of相当数量的; 一些 a large amount of大量h)carry out 完成, 实现, 贯彻, 执行e.g.：I have carried out my work. 我已经完成了我的工作。i)by the yea

10、r 2020 到2020年之前 by the middle of the century到本世纪中叶之前 by the end of the century到本世纪末j)millions of times数以百万倍的k)linkto （与on, to, in to连用）联合，（常与together, to, with连用）连接l) suitable for/to adj.适合.的e.g.: This toy is not suitable for young children. 这个玩具不适合小小孩玩。books suitable for children适合儿童阅读的书籍This wine

11、is not suitable to my taste.这酒不合我的胃口。m)bothand 既.又.step 5 Summary and exercise a)summary: important phrases b)exercise 1 in page 66step 6 homework copy the new wordsLesson 1 Futurology （period1阅读课） 一、课标分析根据高中课程标准的规定，在高二的学习中，学生要发展自己的英语语言运用能力：用英语进行恰当交流的能力；用英语获取信息、处理信息的能力。在学习方法上，要逐渐形成有效的学习方法，在参与、实践、讨论和

12、合作中学会用英语表达、交流，发展综合语言运用能力。二、教材分析1本课所在单元的主题为New Frontiers，主要介绍了跟我们生活与学习联系紧密的科学领域，并且介绍了20世纪科学领域的一些先驱者。2本节课为 Lesson 1 Futurology的第一课时，是一节阅读课。该课的主要内容是未来学家就科学对未来影响做出的展望。3教材内容上的安排（对未来的预测），可以锻炼学生的抽象思维和创造性想象。三、学生分析1学生对未来学及未来的世界这一话题既感到陌生，但又显示出浓厚的兴趣和求知欲，从而带着好奇心去了解并探究。2学生对本课话题Futurology这一领域缺乏一定的背景知识、经历和经验， 但高中学

13、生已具备一定的相象能力和形象抽象思维能力。3高二的学生已具备一定的用英语获取信息、处理信息、分析问题和解决问题的能力。四、教学目标1. 语言知识目标：a.重点词汇和短语seminar, handy, database, meanwhile, source, biochemistry, in terms of, wonder about, hundreds of, carry out, love doing/ to dob.重点句子1) Some like to read fantasy stories and imagine what the world will be like Others

14、 foresee future opportunities and problems.2) Computers that are millions of times smarter than us will have been developed.3) In the next few years, we will be communicating with our friends around the world4) We will have discovered other places in our solar system suitable for living and will hav

15、e discovered ways to go further into space.2语言技能目标：1)学生学会在阅读中有目的地猜测、思考和获取信息，并进行分析、推理和判断，从而准确理解作者的意图。2）能在教师的指导下，主动参与组织和实施语言实践活动。3知识能力目标：1）初步了解未来学这一领域的知识及专家对未来世界的发展做出的预测。2）通过阅读文章，学生能进一步丰富自己的知识，拓展思维。并能就自己的知识和经历进行创造性想象。4情感态度目标：关注学生在学习中的情感态度，使学生在英语学习过程中，提高独立思考和判断的能力，发展与他人沟通合作的能力。5、教学重点与难点 1）如何让学生准确理解课文，获

16、取相关信息。2）帮助学生用英语完成语言任务。五、教学设计理念 1）运用任务型教学的模式。给学生设计出相关的任务，要求学生用英语讨论交流，让学生学会用英语完成语言任务。2）采用“以学生为中心”教学模式。让学生在小组活动中进行有效的语言学习，把学生自主学习、合作学习和探究学习贯穿教学过程中，从而激发主体参与的兴趣。六、教学策略1教学方法a. Skimming, close-reading and scanningb. Asking-and-answering to check the Ss understanding of the passagec. Individual and group wo

17、rkd. Discussing2教学工具A recorder, a computer and a projector七、教学过程Step GreetingsGreet the whole class as usual. Step Pre-reading T: What is the tomorrows world? Could you predict it. ( 以上述问题为导入，目的是调动学生已有的知识结构和社会生活经历，在新学知识与已有知识之间建座桥梁，为学习新知识futurology铺垫道路，引起学生兴趣，调动学生的学习动机。)S1: It is possible that we can

18、 work at home because of communication industry. S2: Our environment will be clean, people will live longer because of the advanced medicine.S3: The speed of computer is more and more fast, so our work and life become easier and faster, foe example we can buy everything without leaving home, T: Exce

19、llent! You have a good imagination. Today we will learn lesson 1 Futurology. Lets know some respected futurologists predictions of future. Before reading, lets learn the new words and expressions on Page 110 first.(Teacher asks Students to read the words after the tape twice, then teacher gives expl

20、anations in English of some words to the students.)Step While-reading1. SkimmingGet the Ss to comprehend the passage quickly and meanwhile help Ss to form a good habit of reading. T: After learning words, we are going to learn lesson 1. Now please look at screen. Give you 3 minutes read the passage

21、quickly and choose an appropriate heading for it.Read the article and choose the beast heading for the passage.A. From the Past to the FutureB. The Future BusinessC. Tomorrows WorldD. A Perfect Future?（以找出文章标题为略读环节的问题，使学生学会按意群略读，省略大量与寻找信息关系不重要的词、短语和句子。培养学生的快速阅读技巧和获取文章整体信息的能力。）T: Time is up. Could yo

22、u tell me which heading do you think is best, volunteer?S1: I choose A.S2: I dont agree with him. I select C.T: Can you tell the class your reason.S2: In this passage, it doesnt mention anything about the past, so I pass A. And Paragraph 3 to Paragraph 8, they are all about the future world. So C is

23、 the best. T: Very good, thank you!2Close-reading In this part, students read Paragraph 3-Paragraph 8 carefully, and then finish this table. T: Now, give you 4 minutes read Paragraph 3-Paragraph 8, and 2 minutes fill in this form.WhenWhat are the predictions?In the next few yearsBy the year 2020By t

24、he year 2030By the middle of the centuryBy the end of the century(Suggested answers are omitted.)（文章的重要段落为第3到第8段，因此在这一环节教师就重要的部段落设计了图表题，引导学生提取与主题-未来学家就科学对未来影响的展望相关的信息。帮助学生加深对课文的理解。）3. ScanningIn this part, Ss will read the passage carefully and then judge the statements below True or False. Then tea

25、cher shows these statements on the screen. Give Ss 5 minutes to read the whole passage.T: look at screen, please. Here are 5 detailed questions. Give you 8 minutes read the passage carefully, and then exchange your answers with your partners.Show the statements on the screen.1. People who are worrie

26、d about future are called futurologists.2. The experts attending the seminar will be discussing the influence of future on the technology.3. According to the text, computers will become more intelligent.4. By the year 2030, human-like robots may be sent around our bodies to carry out repairs and kee

27、p us healthy.5. According to the text, we may be able to live in other suitable places in our solar system at the end of the century.(Suggested answers: F F T F T)（在精读环节教师设计了一些判断题，是将学生已学的知识和已有的生活经验相结合，对课文中的信息进行逻辑推理和分析判断，使其对课文的理解上升到一个新的高度。）Step Post-readingVoice your opinion In close-reading, we have

28、 known the predictions of scientists by the year 2020, 2030 and so on. Now which of the predictions would you like or not like to come true? Why?T: Now work in groups to discuss this talking. After 5 minutes later, we will ask some groups to share their opinions to the class.(Teacher goes among the

29、students and joins in the students discussion. After a few minutes later, teacher says the following.) T: Ok, time is up, which team would like to tell us their opinions? Volunteer!Team (a): We all like the prediction of the end of the centurys that we can live in other planet. We hope it will come

30、true soon, because we like to explore new undiscovered space, maybe we can make friends in other planet.Team (b): Please listen to our ideas. We prefer the prediction of 2030s that tiny robots may be sent around our bodies to carry out repairs and keep us healthy. Why? If this can come true we will

31、live longer, so we can see Taiwan come back homeland. (Students clap their hands.) Team (c): We choose the year 2020s. As a student, we must remember many kinds of knowledge, we fell tired and stressful sometimes. If computer will more powerful, it can help us, let us relax.T: Just now many teams ta

32、lked about their ideas actively, well done, thank you. Futurologists predict these ideal predictions for our life. Then who can come true them, it is you! So I hope we can work hard to come true these dreams. Are you confident?Ss: Yeah!T: Very good. Now, lets listen to the tape, pay attention to som

33、e words pronunciation and sentences intonation. （以Which of the predictions would you like or not like to come true? 为小组活动的主题，是因为学生对篇章的结构、内容及融合的知识点有了一定的了解后，通过语言实践活动，一方面可以灵活运用新词汇和语法知识，学以致用。另一方面，可以引导学生主动地进行联系、想象和判断，提高学生用英语进行思维的能力。）Step HomeworkT：After class, please find more predictions of other futuro

34、logists. Your writing should include the following points:1. Work in groups.1. You can use some science magazines and Internet to help you.2. Please use words we learn today and sentence patterns below to summarize the futurologists predictions you find. Sb.+ will be doingSb.+ will have done（布置让学生“以

35、小组为单位，并提供词汇和句型要求他们查找其它的有关未来预测” 为作业，一方面立足于对课文出现的一些重要词汇、短语和语法句型进行集中学习，同时也为下节语法课的开展打下前提。另外，作业的内容和完成方式可以拓宽学生视野，增加学习趣味性。）Lesson 1 Futurology （period2 语法课）The Future Tense I. Teaching aims: 1. To go over the simple future 2. To familiarize with future perfect and future continuous3. To do some exercises a

36、bout the future4. To express their imaginations and cooperate by working in pairs and groupsII .Teaching important points and difficult points:1. Important point: (1) To go over the simple future(2) To familiarize with future perfect and future continuous2. Difficult points: Future perfectIII. Teach

37、ing procedure: Step 1.Warm-up （10mins.）A. To show pictures of the emblem and the mascot of the 4th All-China Games (to lead in the topic and arouse students interest).B. T: As you are living in Hefei now, what will you do for the games?S: I will (to go over simple future )(1. 一般将来时表示将要发生的动作或出现的状态，由s

38、hall(will)原形动词；(2. 或 am(is, are)+going to+原形动词构成；(3. 动词如go, come, leave, begin等可用现在进行时表示未来表示计划或安排的动作；(4. Am(is, are )+to+原形动词，表示计划或安排好的动作；(5. Am(is, are)+about +原形动词表示最近将发生的动作，一般不带时间状语；(6. 动词come, go, arrive, leave, start, begin, return的一般现在时可以表示将来，主要用来表示在时间上已确定或安排好的事情；Step2. Learn the future perfec

39、t(17mins.)A. To introduce some work the people in Hefei are doing, and ask the students to suppose what they have done before the games；B. To introduce the new grammatical structure : will have done C. To do exercise about the future perfect D. To make sentences with the future perfect.Step3. Learn

40、the future continuous (10mins.)A. Show the opening time of the 4th All-China Games: 2010年5月16日20点, and ask them what they will be doing at that time.B. To introduce the new grammatical structure: will be dong C. Speaking: choose one of the games to make a short dialogue. Step4. More practice: 历年高考题(

41、7mins.)IV. Homework (1mins.) Suppose you are a volunteer of the games, try to introduce the games to others, using the future tense which we have learned today.e.g. Hello, everyone! Im a volunteer of the 4th All-China games. It would be a great honor for me to introduce something about the games for

42、 youV. ReflectionLesson 1 Futurology (Period 3) Teaching aims: 1. To go over the simple future 2. To familiarize with future perfect and future continuous3. To do some exercises about the future, and just talk about past simple future and past future perfect 4. To develop the students ability to exp

43、ress their imaginations and to cooperate by working in pairs and groupsTeaching procedure: Step 1.Warm-up C. To show some pictures of 2008 Beijing Olympic Games, to lead in the topic : the future is so brightD. To suppose you want to see the games in Beijing in 2oo8, what is your plan for the future

44、? (to see the cartoon, to go over simple future )(1. 一般将来时表示将要发生的动作或出现的状态，由shall(will)原形动词；(2. 或 am(is, are)+going to+原形动词构成(3. 动词如go, come, leave, begin等可用现在进行时表示未来表示计划或安排的动作(4. Am(is, are )+to+原形动词，表示计划或安排好的动作(5. Am(is, are)+about +原形动词表示最近将发生的动作，一般不带时间副词或片语(6. 动词come, go, arrive, leave, start, be

45、gin, return的一般现在时可以表示将来，主要用来表示在时间上已确定或安排好的事情Step2. Learn the future perfectC. To introduce some works the Beijingers are doing, and ask the students to suppose what will have been done before the games?D. To introduce the new grammatical structure : sb will have done E. To show more pictures of our

46、school, and ask the Ss to make some sentences: F. Practice another sentence pattern: When we have had-, we willE: time clauses (1)在when,as soon as,until, before, after时间状语从句中，通常用现在完成时代替将来完成时，主句用将来时Step3. Learn the future continuous D. Show the opening time of Beijing Games : 2008年8月8日晚上8点08分ask them

47、 what they will be doing at that timeE. To introduce the new grammatical structure: sb will be dong F. Show the pictures of some students, ask them to make sentences: If I have, I will be -G. To conclude the time clauses(2)H. 在when,as soon as,until, before, after时间状语从句中，通常用一般现在时代替将来时，主句用将来时Step 4. T

48、he mixed use of future continuous and future perfectA Ask the students to do the exercises in the text in different groupsB Test some studentsStep5. ConclusionA. To do some multiple choices(1). I _ for you until you _your work. A will wait, will finish B have waited, will have finished C will be wai

49、ting ,have finished D have waited; have finished (2). By the year of 2052, they _the secret of AIDS.A have discovered B will have discovered C will be discovering D will discover(3). If I had a lot of time, I _around the world. A will travel B would travel C will have traveled D had traveled (4). If

50、 you hadnt helped me yesterday, I _my work. A wouldnt finish B. wouldnt have finishedC hadnt finished D shouldnt have finishedB. To say something about past perfect future C. To sum up the usage of the future时态 形式 用法一般将来时 will/shall do, 将要发生的动作或出现的状态be going to, be(about)to将来进行时 will be doing 将来某时正在

51、进行的状态或动作，将来完成时 will have done 将来某一时之前已经完成的动作过去将来时 would do/ was going to 从过去某一时间看来将要发生的/was(about) to 动作或存在的状态 过去将来完成时would have done与过去事实相反的虚拟语气D. To sing a song (optional ) Step 6. Homework A English Weekly (No30)B Write a short passage to make predictions about you and your classmates in ten year

52、s time, using the new grammar we have learned today.Lesson 2 Artificial IntelligenceTeaching aims1.words and phrases：2. grammar: The Future3. listening: to practise listening strategies for completing notes.Teaching time： Two periodsTeaching processStep 1 RevisionReview the new words of last lessonS

53、tep 2 Grammar: the future 1.review Future Tense(复习一般将来时) 构成:助动词shall或will+动词原形构成.第一人称用shall或will,其它人称用will.E.g.: He will be back in a few days. Shall I go with you?2.Future perfect(将来完成时) 构成:shall/will have+动词的过去分词 用法: 表示动作或状态延续到将来某一时间.常用延续性动词,并有一个表示将来某一时间的状语或状语从句.E.g.: He will have been in the army

54、 for 10 years by next June. We shall have walked a long way before we reach the village. 表示动作或状态在将来某一时间以前已经结束,但其影响却延续到那一时间.E.g.: I shall have finished my homework by ten oclock. When the old man comes next week, his son will have left for Shanghai.3.Future continuous(将来进行时) 构成:shall/will be+现在分词 用法:

55、 表示在将来某一时刻或某一段时间正在进行的动作,常常带有时间状语短语或时间状语从句.E.g.: I will be busy this evening. I will be writing an article. 表示按计划将来要发生的动作.E.g.: I hope you will be coming on time. They will be having their holiday in June.4. do exercise 8 in page 21 and exercises in page 66Step 3 learn the new words of lesson 21. ask some students to read the new words first and correct their pronunciation2. play the tape and have them read after the tape3.give them a few minutes to read the new words freely ,tell them if they cant read the words, encourage them to ask the teacher .Step 4 listening1. Before you start a) m