仁爱英语八上TopicIamsuretherearenoUFOs教案篇

1、34/34八上仁爱版英Unit 4 Topic 2 I am sure there are no UFOsSection A教学案例The main activities are 1a and 3. 本课重点活动是1a和3。. Teaching aims and demands 教学目标1. Learn some useful words and expressions:robot, scientist, appear, take the place of, situation, repair, truck, mend2. Learn how to express certainty and

2、uncertainty:(1)Im sure robots can do some work faster and better than humans.(2)Are you sure Yes, quite sure.(3)Do you think you will have a robot in 20 years Yes, Im sure. /No, Im not sure. 3. Talking about modern science and technology. Teaching aids 教具录音机/玩具/小黑板. Five-finger Teaching Plan 五指教学方案S

3、tep 1 Review 第一步 复习(时间:15分钟)(教师将一个玩具机器人和一个玩具汽车进行比较，复习形容词的比较级，引出生词及be sure的用法，逐渐导入新课。)T:Boys and girls. Look, what are theseSs:They are toys.T:Which one do you like better, the robot or the car(教师说时拿出机器人演示，让学生理解robot的意思并板书。)robotSs:The robot.T:Why do you think soS1:Because I think the robot is more i

4、nteresting than the car.S2:Yes, I agree. I think it is the most interesting of all the toys.T:Yes, I think so. Scientists invented the first robot in 1921.(教师边说边板书scientist。)scientistT:Newton is a scientist. Edison is a famous scientist, too. Some students in our class want to be a scientist. RightS

5、3:Yes, Im sure.(引导学生用Im sure来回答。)T:Then, when did the first robot appear(板书)appearS4: I dont know .S5: Neither do I.T: Oh, it was invented in 1921. Many students are interested in robots. Could you tell me what robots can do for us(让学生讨论，汇报讨论结果。)S6:Robots can help us a lot.S7: Robots can do dangerou

6、s work.S8: Robots can help us clean the room.S9: T:Very good. Robots can do many different kinds of jobs. Robots can take the place of humans to do lots of dangerous work. It means robots can do lots of dangerous work instead of humans.(板书)take the place of = instead ofT: We know robots can do a lot

7、 of things for us. My bike is broken. I have to repair it. Are you sure robots can mend my bike(教师边说边板书repair。注意此处用be sure，初步让学生理解be sure是表示肯定的一种说法。)repair = mendS10:Im not sure. (引导并帮助学生回答。)S11:Im sure they can repair it.T: Im sure, too. Are you sure robots can lift trucksS12:Im not sure.S13:Im sur

8、e.T: Im sure, too.(板书)liftStep 2 Presentation 第二步 呈现(时间:5分钟)(听两遍1a录音，回答问题。)T: Robots are very useful to humans. Do you want to know more about robots Now lets listen to 1a and answer the following questions.(出示小黑板。)(1)Where did Kangkang go last weekend(2)When did the scientists invent the first robo

9、t(3)Can robots do any work faster and better than humans(核对答案。)Step 3 Consolidation 第三步 巩固(时间:10分钟)1. (学生先自己朗读1a, 然后跟读，注意语音语调。写下关键词。) T: Read 1a first, then listen to the tape and follow. Write down the key words.2. (让学生根据关键词两人一组练习1a，然后找几组学生到前面表演对话。)T: Please practise 1a in pairs and then act it out

10、 in the front of the classroom according to the key words.3. (完成1b。) T:Well done! Now please look at 1b. Can you write down the right answers according to the dialog Ss:Yes. T: Are you sure you can write down the answers without looking at the dialog Ss:Yes. Were quite sure. T: OK. Ill ask three stu

11、dents to come to the blackboard and write them down. (2分钟后核对答案。)Step 4 Practice 第四步 练习(时间:10分钟)1. (1)T:Boys and girls, we have learned something about robots. What else can robots do for usS1:They can save people in dangerS2:They can repair machines.(2)(出示2中的图片，试着用英语描述。)T: Look at the pictures. Try

12、to describe them in English(3)(听2录音，完成2并核对答案。)T: Listen to the tape and number the pictures.(4)(小组对话，巩固所学短语。)T: Please discuss robots in groups.Example:S3:What can robots do for usS4: They can save people in danger, repair machines and lift trucks.S5: (如果不全面,让其他学生补充。)2. (小组讨论完成3。)T: Now please discu

13、ss the advantages and disadvantages of robots. Then fill out the table. You can add your opinions.(让学生讨论两分钟。)T: Please make a dialog according to the information above and your own opinions. Example:S6: Are you sure robots will make humans lose their jobsS7: Yes, Im sure. / No, Im not sure.S6: Is it

14、 good or bad for usS7: Its good. /Its bad for us.S6: Do you think you will have a robot in 20 yearsS7: Yes, Im sure. / No, Im not sure.(挑几组学生表演对话。)Step 5 Project 第五步 综合探究活动(时间:5分钟)1. (假设学生是科学家，设计了新一代的机器人，两人一组对话或写一篇短文介绍，尽量使用be sure句式。) T: Suppose you are a scientist, and you have invented a new kind

15、of robot. Make a dialog or write a passage to introduce it. Try to use the sentence patterns with “be sure”.2. Homework: 课后搜集有关机器人和UFO的信息，然后把搜集的信息用英语写一个报告。尽量使用be sure句式并加进自己的观点。板书设计:I am sure there are no UFOs.Section AGrammar: express certainty and uncertaintytake the place of=instead ofIm sure rob

16、ots can do some work faster and better than humans. Are you sure Yes, quite sure. Do you think you will have a robot in 20 years Yes, Im sure. / No, Im not sure.八上仁爱版英Unit 4 Topic 2 I am sure there are no UFOs Section B教学案例The main activities are 1a and 2. 本课重点活动是1a和2。. Teaching aims and demands 教学目

17、标1. Learn some useful words and expressions:toward(s), plate, planet, information, mistake for , object, balloon, call for, wake, wake up, real2. Go on learning to express certainty and uncertainty (be sure/be not sure) and review Past Continuous Tense:(1)A UFO flew over my head while I was walking

18、toward the bus stop yesterday.(2)Im quite sure there are UFOs.(3)Im not so sure. Even scientists arent sure whether there are UFOs.(4)Im sure there are no UFOs.(5)Im not sure whether/if robots will make humans lose their jobs.(6)While Jim was sleeping, he saw a UFO flying over his head. Teaching aid

19、s 教具录音机/图片/小黑板. Five-finger Teaching Plan 五指教学方案 Step 1 Review 第一步 复习(时间:12分钟)1. (猜谜游戏：复习过去进行时和肯定及不肯定句式的用法。) (把学生分成三人一组，一人在纸上写一个动作，让另外两位同学猜他在做什么，猜时要用上Im sure./Im quite sure./Im not sure.练习之后，以小组为单位在台前表演。)(教师找两位学生帮忙，做出示范。S1写出动作。) T: What was S1 doing at this time yesterday S2:She was watching TV. T:

20、Are you sure S2:Yes, Im quite sure S1:Yes, I was watching TV at that time. (小组练习完之后，找几组学生表演。)2.(检查作业：汇报搜集到的有关机器人和不明飞行物的信息。师生对话，引出生词，导入新课。)T: Im sure you were searching for the information about robots and UFOs last night. Please give a report about it.3. (教师从报纸、杂志、网上找一些UFO的图片，导入新课。) T: (出示图片)You hav

21、e known much about robots and UFOs. I have some pictures here. Look at these pictures. What are these Ss:They are UFOs. (板书)UFO T:What do the UFOs look like Ss:They look like plates. (板书)plate T: Im not sure whether there are UFOs. Are you sure there are UFOs, S3 (板书并帮助学生理解表达不确定的句式。)Im not sure whet

22、her/if there are UFOs. S3:Yes, Im quite sure. T: What about you, S4 S4:Im not sure whether there are UFOs. T: Im not sure, either. Because there are no living things on other planets. (板书)planet T: The earth is a planet. Mars(火星) is a planet, too.Step 2 Presentation 第二步 呈现(时间:8分钟)1.(设置听力任务，播放1a录音。)

23、T:Most of us are not sure whether there are UFOs. But Jane saw a UFO yesterday. Is there really a UFO Theyre talking about it. Now listen to 1a and answer the following question: What was Jane doing while a UFO flew over her head (听后找学生回答。) S1:She was walking toward the bus stop.(帮助学生说toward。) (板书并解

24、释。)toward(s)to2.(阅读1a，完成1b。)T:Some students are sure there are UFOs, but some students arent sure about this.What about Michael, Kangkang and Maria Read 1a and finish 1b. (2分钟后检查。)S2:Michael is quite sure there are UFOs.S3:Kangkang is not sure.S4:Maria is sure there are no UFOs.Step 3 Consolidation

25、第三步 巩固(时间:8分钟)1. (再次播放录音1a，让学生跟读，注意语音语调。) T: Listen to the tape and follow. Pay attention to the pronunciation and intonation.2. (根据1b表格。四人一组练习1a对话。) T: Please practice the dialog using the information in 1b. Then Ill let some of you act it out. (练习2分钟后，让几组学生在全班学生面前表演。)3. (用给出的句子编对话，完成1c。) T: From 1

26、a we know the scientists arent sure whether there are UFOs. But Im sure there are robots. Are you sure, S1 S1:Im quite sure. T:Im sure robots will make humans lose their jobs. S2:Im not sure whether robots will make humans lose their jobs. T:Look at the example in 1c. Can you make similar dialogs by

27、 using the sentences in the box (2分钟后，挑几组学生表演。) Step 4 Practice 第四步 练习(时间:12分钟)1. (利用实物，引出生词及词组，引入2。)T: (拿出气球) Whats this object(板书)objectS1: Its a balloon. (帮助学生回答)(板书)balloonT: Yes, its a balloon. Are there UFOs Nobody is sure. In fact, people often mistake balloons for UFOs.(板书)sure, mistake for

28、T:But why are there so much information about UFOs There is a passage about it. Lets go and have a look together.T:Now please read the passage in 2 and check the best title of the passage.(理解man-made，核对答案。)T:OK, now are you sure there are UFOs S2, please.S2:No, Im not sure there are UFOs.T:Why do yo

29、u think soS2:Because until now, nobody seems to have really seen a UFO.2. (听录音跟读，记下关键词。) T: Well done. Now listen to the tape and follow. Write down the key words.(板书)say, see UFOs, in fact, information, mistake . for , man-made, objects, kite, balloon, nobody, sure(2分钟后挑选学生复述。)3. (师生对话，引出生词，导入3a。)T

30、: From the passage above, we know nobody seems to have really seen a UFO. But are you sure there are aliens(板书)alienS3:Yes, Im sure there are aliens.S4:No, Im not sure whether there are aliens.T: OK! Last night, while Jim was sleeping, he saw a UFO flying over his head. To our surprise, when he was

31、trying to call for help, he saw an alien. What happened to him Please read 3a and fill in the blanks.(板书)call forwake up(核对答案。)3. (让学生再读3a，小组进行讨论，然后完成3b。)T: Who was the real “alien” Read 3a again. Discuss in pairs, and finish 3b.(板书)real(核对答案。)Step 5 Project 第五步 综合探究活动(时间:5分钟)1. (复习过去进行时。) (让学生及他们的同

32、桌讨论“昨天晚上在不同的时间段他们在干什么？”写下同桌的活动，然后谈论他们自己的活动。) T:Now, lets make a survey. One student asks his/her partner what he /she was doing at different times yesterday evening, then fill his/her answers in the table on the small blackboard. And then write down your own answers. Discuss with each other and choo

33、se who had the best time. At last I will ask some students to report to the class.Time (yesterday evening)Your partnerYou7:008:009:002. Make a survey.(把学生分为10人一组，讨论以下问题，然后填表格。每组派代表向全班同学汇报，班长总结有多少人认为，相信或不相信。)Do you think there are people on other planetsAre you sure UFOs are realIf there are aliens,

34、are they probably friendly or unfriendly(出示小黑板。)StatementsNamesJimThere are people on other planets.There are no people on other planets.UFOs are real.UFOs are not real.Aliens are probably friendly.Aliens are probably unfriendly.3. Homework:上网查询或查阅书报、杂志上有关外星人及不明飞行物的相关内容。充分发挥你的想象，编一个谈论外星人和不明飞行物的对话或写一

35、篇短文。（用上过去进行时句型和be sure结构。板书设计：I am sure there are no UFOs.Section Bmistake for(1)Im quite sure there are UFOs.call for(2)Im not so sure. Even scientists arent sure whether there are UFOs.wake up(3)Im not sure whether/if robots will make humans lose their jobs.(4)While Jim was sleeping, he saw a UFO

36、flying over his head.八上仁爱版英Unit 4 Topic 2 I am sure there are no UFOs Section C教学案例The main activities are 1a and 2a. 本课重点活动是1a和2a。. Teaching aims and demands 教学目标1. Learn some useful words and expressions: example, for example, spend on, download, dictionary, look up, pay attention to, begin with,

37、write to2. Go on learning to express certainty and uncertainty: Im (not) sure of that.3. Talk about modern science and technology: (1)We can go shopping without leaving our houses. (2)We can use the Internet for finding jobs.(3)But we shouldnt spend too much time on the Internet.(4)The Internet can

38、help us find the way.4. Learn how to look up new words in an English dictionary: (1)You asked me how to use an English-Chinese dictionary. (2)The words in dictionaries are in alphabetical order. (3)When you look up a word in the dictionary, you must pay attention to the first letter of the word. Tea

39、ching aids 教具录音机/英汉字典/小黑板. Five-finger Teaching Plan 五指教学方案Step 1 Review 第一步 复习(时间:10分钟)1. (检查作业：表演对话或演讲，谈论有关外星人和UFO的话题，复习be sure结构。) T: You have searched some information about aliens and UFOs. Now please talk about them with your partner or give a speech.2. (通过讨论导入新课。)T: Where did you get the info

40、rmation about UFOsS1:I got it on the Internet.T:Well done!T:We can do many things on the Internet. For example, we can study on the Internet. What else can we do on the Internet(板书)for exampleS2:We can play games on it.S3:We can listen to the music on it.S4:We can watch movies on it.S5: We can write

41、 an e-mail on it.(让学生尽可能多地说。)T: Yes. Thats very good. And I often use the Internet for downloading useful information.(板书)download use for (通过对话接龙形式来练习use for这一句型。)T:What do you often use the Internet forS6: I use the Internet for playing games.S6:What do you often use the Internet forS7:I use the I

42、nternet for watching movies.S7:S8:. T:The Internet is very useful, but we shouldnt spend too much time on the Internet. Do you think so(板书)spend on Ss: Yes, we think so.Step 2 Presentation 第二步 呈现(时间:10分钟)1. (读1a，整体感知。)T: The Internet is very useful and wonderful. OK, I think most of you make a good

43、use of the Internet, so what can we do on the Internet Read the passage in 1a and find out the answer to this question.(板书)What can we do on the Internet(2分钟后核对答案。)T: OK. Now please give me your answers. From S1 please, say it one by one.S1:We can go shopping without leaving our houses .S2:We can st

44、udy on the Internet.S3:We can use the Internet for finding jobs.S4:We can find the way to a new place on the Internet.S5:We can find lots of songs, movies and games on the Internet.2. (再读1a，完成1b。) T: Read 1a again. Look at the pictures and complete the sentences.3. (学生跟读1a，模仿语音和语调，并画出关键词句。) T: OK. N

45、ow please listen to the tape and follow. Pay attention to your pronunciation and intonation. And write down the key words and sentences.(板书)Internet, wonderful, make, nicer, easier and more colorful, for example, help, go, without, study, use for, a new place, songs, movies, games, interesting, spen

46、d onStep 3 Consolidation 第三步 巩固(时间:10分钟)1. (学生根据关键词复述课文。)T: OK. Boys and girls, please stop. According to the key words on the blackboard, please retell the text to your deskmate. After two minutes, I will ask someone to retell it in the front.(2分钟后，挑几名学生复述课文。)2. (学生独立完成1b。) T: OK. Now lets move to

47、1b. First look at the pictures and complete the sentences with the words in 1a. I will ask four students to write down the answers on the blackboard. (核对答案。)3. (做调查完成1c。)T: Now lets move to 1c. Please answer the questions in 1c. (根据调查结果，小组讨论，然后各组选一名代表在全班学生面前汇报调查结果。)T: OK. After you finished your ans

48、wers, please discuss your results in groups. Then report it to the class. I will give you an example of the report on the blackboard. You can begin like this:(板书)The Internet is popular among the students. Most students often use the Internet. They often(让学生汇报调查结果，然后进行辩论。辩论时学生分为正反方两大组。) T: OK, thats

49、 great. Every group gives us a good report. Now lets have a debate about this topic. Is it good or bad to spend too much time on the Internet Please give your opinions. G1:Spending too much time on the Internet is good for us. Because it is very useful and helpful. For example, we can study on the I

50、nternet, we can look up some new information we dont know, we can listen to music, see movies or play video games if we want to relax. G2:Spending too much time on the Internet is bad for us. Because it is bad for our eyes and our bodies. If we spend too much time on it, we may be sleepy, tired and

51、indulge ourselves in the computer games. We will not want to study hard.(教师总结。)T: Internet is wonderful. There are lots of useful things on the Internet, so it can help us a lot. But we should not spend too much time on it.(教师引导学生尽量多说一些，使学生认识到合理使用网络的重要性。)Step 4 Practice 第四步 练习(时间:10分钟)1. (教师拿出一本英汉字典

52、。)T: Whats thisSs: Its a dictionary. (引导学生回答。)T:Yeah, its an English-Chinese dictionary.(板书)dictionary an English-Chinese dictionaryT: Do you have an English-Chinese dictionarySs:Yes, we do.T:If you meet a new word while you are reading, what will you doSs:Ill look it up in the dictionary.T:You are

53、right! Do you know how to look up the words in the dictionary Read 2a by yourselves, and then find out the answer to this question.(学生自己朗读3分钟，用铅笔画出重点句子。)(板书)Pay attention to the first letter of the word.You have to look at the second letter to find the word. Look at the third one and so on.(鼓励学生总结如何

54、查字典，为下一步活动打下基础。)T: Excellent!2. (跟读2a并模仿语音语调。)T: Listen to 2a and repeat. Pay attention to the pronunciation and intonation.3. (学生自己朗读2a，2分钟后，让学生根据黑板上的关键句编对话。)T: According to the key sentences on the blackboard, please make a dialog.Example:S1:Could you tell me how to use an English-Chinese dictiona

55、ryS2:Certainly. When you look up a word in the dictionary, pay attention to the first letter of the word. When two words begin with the same letter, you have to look at the second letter to find the word. If both the first and the second letters are the same, look at the third one and so onS1:Thank

56、you.(然后挑几组学生进行表演。)T: Im pleased with your dialog. I hope everyone can know how to look up a word in a dictionary. Now Ill give you a word “music”. Can you find where it is(教师巡视，看谁先找到这个单词。)(教师讲解如何查找生词，并做示范。)T: Im going to look up the word “music” in the dictionary. First I pay attention to the first

57、letter “m”. Second, I have to look at the second letter “u”. Then I look at the third letter “s” and so on. Now look, here is the word “music”.2. (学生根据刚才所学的查字典的方法，完成2b。)Step 5 Project 第五步 综合探究活动(时间:5分钟)1. (将班级学生分成几个小组，让学生讨论小黑板上的问题。)(1) What do you think of the Internet(2) What can we do on the Inter

58、net(3) Are all the things on the Internet good for us(4) Is spending too much time on the Internet good or bad for us T: When you finish the discussion, please write a report about it.2. Homework: (1)Choose the best answer. (选择最佳选项。) Robots can do many kinds of . A. a jobB. jobsC. a workD. works We

59、can go shopping without our house. A. leaveB. to leave C. leavingD. leaves We shouldnt spend too much time it. A. look for itB. onC. forD. about If you dont know the word, you may in a dictionary. A. look for itB. look it forC. look up itD. look it up People use robots for . A. do boring jobB. do bo

60、ring jobs C. doing boring jobD. doing boring jobs.(2)(预习Section D并在字典中查找Section D中出现的生词)。板书设计:I am sure there are no UFOs.Section Cuse forWe can go shopping without leaving our houses on the Internet.spend on We can use the Internet for finding jobs.in alphabetical orderBut we shouldnt spend too muc