Unit 4 Earthquakes
教学准备
1. 教学目标
１． 知识目标：
（１）初步熟悉与地震有关的单词crack, cut across, canal, fall down等；
（２）了解板块构造及地震的成因。
２． 能力目标：
（１）用已学过的单词描述唐山和旧金山两城市面貌；
（２）初步听懂有关地球板块活动方面话题的材料；
（３）口头表述地震成因及有关地震产生的传说。
３． 情感目标：
通过开放式讨论和听力材料的学习，了解地震成因的科学常识，加强自然科学素养，激发对科学的热情。
2. 教学重点/难点
１． 重点：
（１）培养描述唐山和旧金山两城市图片和编有关地震传说等口头表达能力；
（２）了解板块活动知识及地震形成的科学知识。
２． 难点：
（１）课前搜集与地震有关的资料；
（２）口头表达地震的成因及有关传说。
3. 教学用具
课件
4. 标签
英语
教学过程
Step1.Lead-in
----video of different natural disasters
T: Our hometown is a place full of a kind of disasters. What is it?
Typhoon, earthquake, hurricane tsunami, flood, tornado, drought…are all called natural disasters.
Q. what damage will they bring about?
---- everything in ruins/ death/ losses…
Step2.Introduction of Earthquakes (Let students get the general idea of earthquake)
Q: what do you know about earthquake? What causes quakes and where do they often happen? How to predict an earthquake?
Q: How to avoid being hurt?? ----through games
Q: Have you heard of any land earthquakes?
----Two pictures in warming-up: Tangshan Earthquake and San Francisco Earthquake.
Q: What do you know about these two earthquakes?
Step3: Listening
1. Pre-listening
----brief introduction of San Francisco Earthquake
Q: When did the quake happen?
---- 1906
Q: what damage did bring about?
---- About 700 people died in the earthquake and the fires. And as many as 250,000 people lost homes…
2. While-Listening
----according to the exercises in the text book
3. Post-listening
----How can we reduce the damage of earthquake? What can we do?
Step4:Homework
---- preview the reading “A Night the Earth didn’t Sleep” and learn new words of this unit
Reading
Step1.Lead-in
T: We have a visit to the museum of natural disasters, and you have learned about some brief introduction of most disasters. Today, I want to show you round the earthquake department, and I hope you will like it and learn some useful knowledge. Now let’s go.
T: At the very beginning, I want to know how much you know about an quake.
Q1: What would you take with you if a quake happened?
Q2: The best way to save yourself is to know there will be a quake before it happens. What kind of signs can tell you that there is a quake?
Q3: What kind of damage can an earthquake cause?
S: buildings are destroyed; people are killed; families are broken…
T: Let’s have a look at some pictures of such terrible site. (Pictures of quakes)
T: (The last picture is monument of Tangshan quake.) Do you know what this is?
Step2. Pre-Reading
T: 30 years ago, on the day July, the 28th, a terrible disaster suddenly happened, and the beautiful Tangshan was removed from the map. This is Tangshan quake. Does any body know something about Tangshan quake?
T: Let’s read a news report about the famous quake.
Step3.While-reading
I. Skimming & scaring
Get the students comprehend the passage quickly and accurately, and meanwhile help the students to form a good habit of reading.
T: First please skim the passage fast to obtain/ get a general understanding of the whole passage. And underline the answers to the following questions.
II. While reading, divide the whole passage into 3parts and find out the main idea of each part.
Para.1 before the quake
Para.2-3 during the quake
Para.4 after the quake
II. Careful-reading
Read the passage again and try to get more detailed information.
T: Now let’s read the passage again and find more information. Join the correct parts of the sentences. (Turn to page 27, ex1)
T: Now you have read the passage carefully, please put the sentences in order. Number each of these things during the Tangshan quake.(Turn to page 27, ex2)
T: here are some more work for you. You can work in groups.
T: Let’s watch some pictures, and comparing the old Tangshan, the Tangshan after quake, and the new Tangshan we see today.
Step4.Post-reading (discussing)
T: After read the news report, and see so many pictures, what impresses you most? Why?
Or what do you learn from such a disaster?
(Self-rescue, environment protection, rebuilt, love and help)
I: self-rescue (a video game)
T: When in a quake, if you know some self-rescue skills, you may probably save yourself. If you want to know some of the skills, click here. (Link to the index)
Let’s do little game to see how much you know about self-rescue.
II. What did they suffer and feel?
T: Can you understand what they suffer and what they feel after such a disaster?
T: If you were one of the rescuers 30 years ago, what could you say and what can you do to comfort them? Or how could you help them?
III. Rebuilding
T: we see that the new Tangshan has been set up. What is needed to rebuild Tangshan.
IV: environment protection
T: nowadays there are more disasters than before. One of the reasons is that we pay more attention to our economy development than the earth we live.
Look at these pictures. What can we students do to save the earth?
T: Though the disasters destroy buildings, people’s lives, but it can not destroy the love among us.
Step5. Homework
1. Find more news reports about earthquake.
2. Write a piece of news about Tangshan. You can use the information in the passage.
Using Language
Reading, writing and speaking
Step1. Lead-in
(Teacher shows a series of pictures of some disasters on the screen, let the students talk about their feelings or anything they feel about the pictures.)
(The pictures are: fire, hurricane, typhoon, tsunami, earthquake…)
T: In this unit, we learn a lot about disasters. We know disaster is not a good thing to us. We often feel sad or sorry if a disaster happens.
T: Right now, you have just seen some of the disasters. Do you feel worried about these refugees?
Ss: Yes.
Step2.Discussion
T: Yes, everybody will feel sorry for them. But who is the most worried people when a disaster happens?
Ss: families and friends / government and president / ……..
T: Suppose, there is an earthquake happen somewhere in China, and you have a friend happens to be there. You are very worried. What will you do when you hear that an earthquake happens there? (Let the students discuss with their partner)
Ss: I will feel very worried. I will make sure my friend is Ok as soon as possible. I will make a call to see if he is Ok.
T: Again, suppose you are a president of a country, and an earthquake happens in your country. What will you do?
Ss: It is my duty to comfort the refugees and the society. So first I will make a live speech to the whole country, telling my people that I know it and I will try my best to organize the rescue work and the rebuilding work after the earthquake.
T: Yes, you are very clever. In fact, a real president will do just as you said ----- to make a speech. Now just let’s listen to a real speech made by President Bush after a big earthquake hit India on the first day of New Year.
(Play the tape record for the students)
Step 3.Speech
T: Right now we’ve just listened to a speech made by President Bush. Do you know something about how to make a speech? Can you tell me when should we make a speech?
Ss: a speech competition / election / the beginning of a new year / the opening of some activity / anniversary…..
T: Yes, people need to make speeches at those times. Then do you know how to make a speech? What should we contain when we make a speech?
Ss: Introduction: Give a strong first impression & preview your speech
Body: Explain your ideas and support them
Conclusion: Review your speech and leave a lasting final impression.
Step4. Text
T: It seems that you know a lot about making a speech. I remember we say that we may need to make a speech when it is some important anniversary.
T: You know 2006 is the 30th anniversary of Tang Shan Earthquake. Here is an invitation, inviting you to make a speech about it. You can look at the letter on your text book.
T: You can include these points in your speech;
1. thank Mr Zhang Sha and the city government for inviting you to speak
2. thank the visitors, especially the survivors
3. thank those who worked hard to save survivors
4. list some of the things the workers did to help the survivors
5. thank those who worked hard to build the city
6. describe your feeling about the city, which is known as the “Brave City of China”.
7. encourage the people to be always proud of their city.
8. thank the visitors for listening to your speech.
T: So try to give a speech, using these points. Now I will give you 5miniutes to finish the speech.
(after 5 minutes)
Step5. Speech contest
T: Times up. Have you finished your speech? Ok, I think it is time for us to hold a speech contest. We have 4 groups in our class. Each group, please choose one contestant to represent your group and join the class speech contest. …, …and … will be the judges.
(Ask each group to give a speech and the chosen judges will choose the winner.)
T: Congratulations to the winner!
Step6. Conclusion
T: In this lesson we learned a lot about speech and we also made a speech by ourselves. So do you know how to make a speech now?
T: At the end of the class, let’s enjoy a very famous speech in human history.
(Abraham Lincoln Gettysburg Address)
课后习题
1. Find more news reports about earthquake.
2. Write a piece of news about Tangshan using the information in the passage.
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