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Unit 14 Satellites

作者:未知来源:中央电教馆时间:2006/4/17 20:29:54阅读:nyq
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Lesson 53
教学设计方案

Step I Lead-in

  1.Teacher ask some questions before the class, for example:

  Can anybody tell me what museums you have been to and what wonderful things you see there? then ask visitor the following questions

  1) What museums did you ever visit? 2) What did you see there? 3) What gave you the deepest impression? 4) What kind of museums do you prefer? Why? 5) Do you think that visiting museums is a good way for you to learn something new? Why do you think so?

  2.The T introduces some museum namesHistory Museum; Science Museum; Art Gallery; Natural History Museum; Military Museum, etc.

Step II Watch the video

After that , The T give Ss questions to answer:

  1)  Where did the conversation take place?

  2) What was the weather like that day?

  3)Which museum did they finally decide to visit?

Key: 1) The conversation took place in London. 2) It was probably raining that day. 3) They finally decided to visit the Science Museum.

Step III Listen

  The T gives Ss to listen the dialogue twice According to the dialogue, The T sets a few question to check up. for example

  1)If you want to visit the Natural History Museum in London at present, do you have to pay for it?

  2) What is on at the Science Museum this month?

  3) Why does Zhou Lan want to see the exhibition too?

Key: 1) You have to pay to get in if you want to visit the Natural History Museum in London at present. In the past it was free. 2) A special exhibition is on at the Science Museum this month. It's about space and satellites. 3) Because she is planning to do a special study of satellites next term and she wants to find out some useful information.

Step IV Langue points

The T explains some important phases and expressions

  1) feel like (doing)

  Do you feel like a cup of tea?

  2) as/so far as

  I will help you as far as I cart.

  We did not go so (as) far as the bridge.

  3.summary the expressions

Step V Oral practice

  The T gives some sentence s to make up a dialogue, then The T asks Ss to repair it a few minutes , after that ask them to play a role in front of the class.

  1)feel like going to a museum   2) have to pay to get in   3) a special exhibition at the Science Museum  4) make a final decision

Step VI Examination

Complete the dialogue.

  A: What shall we do today? The weather’s not very good.

  B: I feel like _______to a museum. It’s too wet to walking _______London.

  A: I agree. Which museum would you like to visit?

  B: What about the Natural History Museum? ___ ____ ____I know, it’s free.

  A: No, not any more. It _____ to be free but now you have to ______to get in.

  B: What about you? What do you _____like doing?

  A: Personally, I’d rather go to the Science Museum. They’ve got a special exhibition _____this month. It’s all about space and satellites.

  B: I’d like to see that too. I’m planning _____do a special study of satellites next term. Maybe I could _______some useful information.

  A: Fine! Why don’t you get your things ready? I’ll tell my mother what we’ve _____to do.

Key: going, around, So far as, used, pay, feel, on, to, find, decided

Step VII Homework

Fished of the workbook 1,and 2




Lesson 54
教学设计方案

Step I Watch

  教师给学生播放本课的视频(见ppt.中的视频)

Step II Lead in

  教师给学生展示两张卫星图片,(见ppt.中的图片),问如下问题:

  What can you see from the pictures? Do you know about the satellite?

Step III Listening

  教师给学生播放听力声音(见ppt中的声音),听完后教师可提如下问题:

1.What is a satellite?

  It is an object, either natural or man –made,which travels in an orbit round another object in space.

2.How does a satellite produce electricity?

  It has equipment for making electricity from sunshine, using very broad sun panels.

3.Can we use weather satellites?

Yes.

1.  

Step IV Reading

  教师给学生几分钟阅读时间,然后让学生做课文理解的练习题:

  Read the text on page 10, then chose True or false.

  1.When we talk about the satellite, we always refer to the moon.

  2.If a rocket does not reach a speed of 28 440 km/h, it will fall back to the earth.

  3.A man-made satellite usually contains very expensive cameras as well as equipment for making electricity from sunshine.

  4.Before the satellite goes into its orbit round the earth, the panels are unfolded in order to catch the sunshine.

  5.Scientists can control the direction of the satellite by the rocket motor on the satellite.

  6.The satellites for broadcasting connect broadcasting stations, which area long distance from each other.

  7.Most of the satellites for broadcasting remain above the same place on the earth and travel round the earth in a very high circle.

  8. Weather satellites send not only information but also photos of weather conditions to weather stations on the earth.

Key: 1) False. 2) True. 3) True. 4) False. 5) True. 6) True, 7) True. 8) True.

Step V Language focus

  首先教师给学生重点生词的解释,然后做词汇练习.

1.Learn some new words.

as /so far as

I will help you as far as I can.

connect /connection

Where does the cooker connect with the gas pipe?

dozens of

They sold three dozen copies of the magazine.

carry out

They now decide to carry out their view views.

2 Fill in each blank with one of the words in the box.

broad, fold, signal, camera, circle

1.A piece of equipment for  taking photographs or making films is called a ________.

2.Let’s sit in a ________round the table to have a round –table meeting.

3.Mr Brown was waiting in the studio. When he saw the________, he began to speak.

4.The kitchen is very small. To save space, we_____

up the table after each meal.

5.The word ______means “very wide”.

Key: camera, circle, signal, fold, broad

Step VI Discussion

  教师给学生三个问题,分组进行讨论,教师可帮助学生提供相关资料和知识,扩展学生的课外知识,教师给学生10-15分钟,最后教师进行提问。

  The T gives Ss a few topic to discuss, Discussion the following questions in pairs in a few minutes.

  1.What did you know about satellites before reading Lesson 54? Do you think it is helpful for you to read this lesson?

  2.What new information have you learned about satellites after reading the passage?

  3.What else do you want to learn about satellites?

Step VI I Examination

  最后教师检查学生对本课的理解,用5-10分钟来完成练习。

  Fill in each blank with a suitable word.

  People can use man-made satellites to do lots of things. When rockets _______satellites with expensive ________up into space, people begin to use them for different purposes. For example, we can use them for _______. In this way, we can receive radio and TV _______from another part of the world. We can also use _______satellites to tell not only ________the weather is like _________present, but also what is _______to happen in the ___________. In this way, we can ________ships and planes of the possible weather.

Key: carried up ,to be sent ,broadcasting, programmes, weather, what, at, likely, next day or two, warn

Step VIII Homework

  1.Finish the Workbook exercises.

  2.Prepairation the Lesson 55.




Lesson 55
教学设计方案

Step I Watch the video

  教师让学生看本课的视频(见ppt.中的Lesson 55

Step II Listening and Reading

  教师在这里让学生听本课课文,然后教师在让学生们做练习。

  The T asks Ss to listen again and then read loudly ,after that answer the following questions.

  1)What was the name of the first satellite of the organization?

  2)How many countries are there in this group today?

  3)How can you telephone somebody on the other side of the world?

  4)What was the use of special cameras?

  5) What is the disadvantage of studying outer space at research stations on the earth?

Key: 1) It was called Early Bird. 2) There are now over 100 countries in this group. 3) With the help of a satellite you can telephone somebody on the other side of the world. 4) Special cameras can produce pictures showing where different metals can be found. And they can also tell the difference between healthy plants and plants that are diseased. 5) The disadvantage of studying outer space at research stations on the earth is that there is a lot of dust in the earth's air, and the dusty air makes it difficult to get a clear picture of space.

Step III Practice

  教师让学生回答本文内容的答案,给学生5-10分钟的阅读时间,教师给予讲评。(可见ppt.

  The teacher ask the students to try to collect as much information on satellites and man-made satellites as they can from the reading comprehension:

  Information on satellites and man-made satellites

The meaning of the word “satellite”

An object, either natural or man – made, which travels in an orbit round another object in space, is called a satellite.

Types of satellites

Natural satellites

Man – made satellites

Natural satellite of the earth

The moon.

It travels round the earth every 24 hours.

Something about the man-made satellites

How are they carried up into space?

By rockets.

The speed of the rocket fast enough to escape the pull of the earth

40 000 km/ h

More information about man – made satellites

One of the most expensive pieces of scientific equipment.

The lighter, the better.

It contains very expensive cameras as well as equipment for making electricity from sunshine.

The function of satellites

Satellites for broadcasting are used send radio and TV programmes.

Weather satellites send information and photos of weather conditions.

Step IV Language focus

  教师让学生看本单元的重点词汇,教师可进行讲评(可见ppt

  The T gives the Ss some imports words to learn, for example:

1) dozens of

  They sold three dozen copies of the magazine.

2) carry out

  They now decided to carry out their own views.

3) question v.

  Stop questioning me about my personal business.

4) mention

  He felt his duty to mention this to the headmaster.

5) attempt v.

  He attempted the examination but failed.

Step V Further practice

教师让学生练习定语从句,答案可见ppt.

Write in the correct word who/that/ which where/ when /whom/whose on page11 .

  1.I can remember the time _________it was difficult to make international phone calls

  2. We took a photo of a rocket, the length of _________was about 30 metres.

  3. There were three people from ________we attempted to find out information.

  4.The student __________globe I borrowed did not come to school today.

  5. I never heard again about the Russian satellite __________the dog died in.

  6.Whe have visited the place ______parts of the rocket came down.

  7. This is the pilot ______I got the photos from.

  8. That is the exhibition _______you should go to.

Step VI Homework

  1.Finish the Workbook exercises.

  2.Retell the man-made satellites according to the Lesson 54 and Lesson 55.



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