人教版高中英语必修3阅读课教案_高中英语必修3教案
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Leon plan
---reading course(Unit 4)
Background information: School: Changshou senior middle school, Grade 1 Cla: 4 Students: 50 Leon duration: 45mins Time: 8:00—8:45am Date: March 14, 2014 Methods: setting the scene, predicting, skimming, scanning Teaching aids: black board, PPT.Type of leon: reading
Teaching objectives: 1.Instructional aims(language knowledge and language skills)
1)By the end of the cla, students should be able to know some information about the beginning of universe at the end of the cla.2)By the end of the cla, students should be able to learn some new words about the universe and animals and phrases.2.Educational aims(affect, learning strategy and cultural awarene)1)By the end of the cla, students should be able to build up the interest of reading.2)By the end of the cla, students should be able to develop their ability to find and summarize main ideas and information through reading at the end of the cla.3)By the end of the cla, students should be able to develop the ability to predict in pre-reading at the end of the cla.4)By the end of the cla, students should be able to raise the awarene of protecting our earth.Teaching contents: 1.Vocabulary + phrase: astronomy, globe, atmosphere, atom, Solid, globe, nitrogen, vapour….2.Pre-reading, predicting exercise, reading, reading exercise, post-reading, homework.Presentation: T: Good morning, cla!Ss: Good morning.T: How are you today? Ss: I’m fine, thank you!And you? T: I’m fine too.And I’m also very happy because of the nice weather, do you love the season---spring? Ss: Yes.T: That’s nice.Spring is my favorite season, because of the fine weather, the blue sky, and many beautiful flowers.So, I love spring very much and I think our life is very nice, do you think so? Ss: Yes!T: Good, and there are also varieties of creatures exist in our earth to make our life more colorful, such as different kinds of animals and plants, right? Ss: Yes.T: OK, so, could you name some animals in English as much as you can? Ss: Dog, cat, tiger, horse, frog, snake, fish......T: Oh, you are so brilliant!So look at these words, which cla do these animals belong to? Do you know what the Chinese meaning of “cla” is? It means “种类” Ss:......T: Very good!Do you know the main difference between mammals and other animals? Ss: 哺乳动物是胎生动物，其他动物可以下蛋。
T：Yes, you are so clever!Mammals give birth to young baby animals directly and produce milk to feed them, while other animals produce young animals by laying eggs.(Write “give birth to;lay eggs” on the Bb and ask students to gue their meanings)Now, can you distinguish different animals? Ss: Yes!T: Good, let’s move on, just now we have reviewed some animals in our earth, and do you know what are the neceary conditions for animals to live? Ss: Air, water T: Very good!And the air consists of many gases, right? Ss: Yes.T: could you list some names of them? Ss: oxygen, carbon, dioxide, hydrogen....T: Good!And do you know what the“N” represents in chemistry? Ss: 氮气
T：Yes, and “N” represents “nitrogen”.Please remember it.And besides air, water is also very important for us, right? Ss: Yes T: So please gue what’s the meaning of “water vapour”? It means “ 水蒸气”.And many gases include all these gases and water vapour make the earth’s atmosphere.Can you gue the meaning of atmosphere? Ss: 大气，空气
T: Very good!It means”空气，大气”.Our earth has air, does the outer space have air? Ss: No T: Oh, your answer is very confident, so can you tell me why? Ss:....T: Who tells you the answer? Ss: scientist./（天文学家：Those who study the universe）
T: Yes, very good.Scientist is the person who studies the science, right? Ss: Yes.T: And in the outer space, there are some planets and stars, such as the sun, the moon, right? Ss: Yes.T: And there is also a group of person to study these planets and the universe, we call them what? Ss: 天文学家
T：You are so clever!In English, we call them “astronomer”.And we call the science they are studying--“astronomy”, so what’s the meaning of “astronomy”? Ss: 天文学
T：Good!And that’s the new unit we will learn today.First, Please look at the screen, this is the definition of astronomy:Astronomy is the scientific study of the universe and the heaven bodies(such as the sun, the moon, and stars), gas, and dust within it.Are you clear now? Ss: Yes!
T: Good, let’s move on.Now, I want to ask you a question.Do you know what the opinion is of how the universe began in astronomy? Ss: Big Bang.T: Right, there is a widely accepted theory in astronomy, the universe began with a “ Big Bang”.What’ the meaning of Big Bang? Ss: 大爆炸
T：Yes, 大爆炸.And do you all agree with this theory: the universe began with a “Big Bang”? If you don’t agree with it, please speak out your ideas.S1: Pangu T: Very good.Pangu did what? Ss: 开天辟地
T：well, please in English.That is Pangu separated the sky from the earth.He is a giant.Right? Do you know what happened after he died? Ss:....T: After he died, his body became different parts of the world.His hair became what? Yes, it became trees, gra and forests, and his left eye became the sun, his right eye became the moon, and his arms and legs became mountains and four directions.Very good, anything else? Ss: 女娲
T: Yes, Nuwa, a woman, she did what? Ss:....T: She mended the heaven and created human beings from the clay(粘土).Right? Anything else? From some western cultures? Ss: God created the world.T: Yes, you are so clever!God created the world in 7 days.In the third day, god created the earth, we are very familiar with it, because we all live on the earth and we all depend on the earth, right? And from the far distance to see, our earth looks like a blue globe, it’s a solid globe.It means, 实心的球体。
T：Very good!Let’s come back to PPT, the sixth day, god created the land animals and humans.In western culture, although it was said that god created the world in 7 seven days, actually, he created the world in 6 days, because in the last day, god found that there was nothing need to create, so he rested and called this day “ Holy”, it means “圣日, 安息日” do you understand? Ss: Yes!T: Good, Just now, we have mentioned some legends and the scientific theory about the beginning of universe, so, which one do you support? Ss: I think....T: Very good!You all have your own ideas, that’s good.But today we will get to the scientific ideas about it, OK? Ss: OK.T: Before we read this text, let’s learn some important words and phrases.Look at the PPT.There are some words about the universe.Boys and girls, read after me.astronomy.Ss: astronomy, astronomy.T: OK, good, you can see the Chinese meaning of it in PPT.The second word is globe.Read after me.Globe… Ss: globe…
(after studying the words and phrases)T: Nice work!Now, let’s go to the reading part.First, please turn to page 25, look at the title and the two pictures in page 25 and 26, please predict what the text is about.Ss:.....T: OK, after you read this article, you can check your answers.Besides this question, I also need you to solve a question, look at the PPT, when you read the article, please think about What the writing style is of the paage? OK? Ss: OK.T: Good, now Read the text quickly and find the answers.You will have 5 minutes to finish it.Are you finished it? Ss: Yes.T: Now, please tell me what the text is about? Ss: The development of the earth and the life on the earth.T: Yes, you’ve done a great job!And what’s the writing style of this paage? Ss: B T: Good, can you tell me why? Ss:…..T: You are so clever.Now, let’s move on, please read the text again in 3 minutes and find the main idea for each paragraph and complete the matching exercise.Do you understand? Ss: Yes.T: OK, Begin!(after finishing reading it)T: Now, please match the main idea for each paragraph.What is the main idea of paragraph 1? Ss: …..T: Very good!Let’s move on.Can you tell me how the author arranges the text? Such as using what order? Ss: Time order.T: Yes, very good!So, there are some statements in the PPT, please Put the order of development of life into a time line.You can work with your partners to finish it.Are you clear? Ss: Yes!(after doing it)T: Now, let’s do it together.The first one is? Ss:…..T: very nice!Now, we will get to some details.Please read the text carefully and divide the text into 2 parts according to the main idea of each part.Now, begin!(after finishing reading)So which paragraphs belong to the first part? Ss: 1 to 3 T: and the second part? Ss: 4 to 5.T: You’ve done a great job!Now, let’s go to the first part, the development of the earth.Read the first paragraph, please tell me how the universe came into being? Ss: After Big Bang.T: Good, which sentence indicates the answer, please read it out loudly.Ss: There is.......T: Yes, and after the big bang, what was the earth like? Ss: ….T: Good, at first, it was just a cloud of dust and then what did the earth become? Ss: It became a solid globe.T: Yes,and.......Now, let’s review how the earth came into being.First, the universe began with a Big Bang, and then it was a cloud of dust……(teacher ask and students answer)T: OK, now, look at the following questions and find answers from part1.The first one is....T: Good, let’s take the part 2: the development of life…..now let’s review the development by filling the blanks.(teacher ask and students answer)T: There are some questions you should also answer, find the answers from part2.OK? Ss: OK!(after answering it)T: You’ve done a great job!Just now, we have learned the development of the earth and the life, so let’s play a game.Suppose you are an instructor of earth museum.Now you are introducing “how life began on the earth” to visitors.What will you tell them? There are two inferences you can consult.I will divide all of you into five groups and you can discu with your partners about how to introduce the proce of how life began on the earth.You will have 10 minutes to do it and then every group will show their introduction in cla, OK? Ss: OK!(Show time)T: You are very brilliant!Just now we have mentioned the global warming, right? Ss: Yes.T: Do you know what the global warming is exactly or can you define the global warming? Ss:....T: Global warming refers to the increase in the average temperature of Earth's atmosphere and oceans.Do you understand? Ss: Yes.T: Do you know what causes the global warming? Ss: Emiion of carbon dioxide.T: Yes, this is one of the important causes of global warming, and any other causes you konw? Ss:......T: Very good, I will show you some pictures.Please look at the PPT, the first picture is what?
Ss:Air pollution.T: Good, it’s air pollution, and what causes air pollution? Ss: Carbon dioxide.T: Right!The emiion of Carbon dioxide from factories and transportation causes is one of the reasons of air pollution, right? Ss: Yes.T: And the second picture? What is the cause? Ss: Population.T: Good, the population explosion, and the more people, the more carbon dioxide they produce.And the population explosion will also affect the ecological balance.And the third picture, what’s the cause? Ss: Water pollution.T: Right.Water pollution also can damage the marine ecological environment.So, water pollution is very danger.Right? Ss: Yes.T: let’s move to the last picture? What’s the cause? Ss:....森林砍伐
T：Right, in English, we call it “deforestation” and why the trees, plants, forests are very important for our earth? Ss:.....T: Because the green plants can take carbon dioxide from the atmosphere and give out oxygen.So, they are very eential to our earth.Are you clear? Ss: Yes!T: Good, we have known some causes for global warming, now let’s do a discuion.Please discu with your clamate about the harms caused by the global warming based on these pictures and you will have 5 minutes.OK? Ss: OK!T: Now, please tell me what result the first picture indicates? Ss:...T: The first picture indicates the fact that the sea level has raised several inches, and many coastal cities will be submerged....The second picture indicates water shortages........T: We have known the harm the global warming resulted in, so what can we do to protect our earth? Discu with your clamates and speak ou your ideas.Ss:.....T: Very good!I also have some suggestions for you about how to protect our earth.You can plant more trees and gra, you can......OK, now please read the text about the greenhouse effect and do the comprehension exercises.Now, there comes your homework: Nowadays, there still exists many other environment problems in our earth, please list some of these problems and think about the causes.Write a composition about these problems, causes and how can we protect our earth in our daily life about 110 words.OK? Ss: OK!T: Nice work, today, you’ve done a great job!Thanks for your hard working!
