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1、the science of the stars Unit 4 Astronomy 1人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)Astronomy ?Are you interested inStep 1A quiz on astronomy2人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)3. Earth is the only planet moving around the sun.Part 1: True or False1.The earth moves around the sun.TF2. It takes t
2、he earth one day to move around the sun.4. There is atmosphere on the moon.5. The earth is the only planet in the solar system which has living creatures.a year8 planets noFFT3人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)Mercury 水星Venus金星Earth地球Mars火星Jupiter 木星Saturn 土星Uranus天王星Neptune 海王星4人教版高中英语必修三人教版高
3、中英语必修三unit4reading(公开课公开课)1.Do you know how the universe began according to chinese culture ? In China, we all know that Pangu separates the sky from the earth.Lets brainstorm the following questions5人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)Chinese Legends (传说传说) Pangu separated the sky from the eart
4、h.His whole body then turned into all kinds of things in the universe.盘盘古古开开天天辟辟地地6人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)2.Try to put the right order of development of life on the earth? ? ?If you want to know more, please turn to Page 257人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)Look at title and t
5、he pictures. Can you get some information about what we will learn from the text ?Big bang ?The evolution(development) of life on the earth ?The text may tell us the _ of the earth and the _ of life on it. How life begin on the earth Pre-readingPre-reading 8人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)9人
6、教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)Fast reading Match the main idea with each paragraphy.10人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)Para. 1 The formation(形成形成) of the earth.Para. 2 The importance of water for life.Para. 3 A widely accepted theory about the formation of the universe.Para. 4 The ar
7、rival of humans and their impact on the earth. Para. 5 The development of plants and animals on the earth. 11人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)Careful reading Task one (para 1)What is the widely accepted theory in Para 1?The universe began with a Big Bang that throw matters.bodies.12人教版高中英语必修三
8、人教版高中英语必修三unit4reading(公开课公开课)a cloud of _ Big Banga solid _slowly combinethe earth _ downit exploded loudly with _ and _the earths _dustball/globefire rockatmospherecooledHow did the earth come into being(产生）?Task two (para 2)13人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课) Why is water so important for
9、the beginning of life? ？paragraph3dissolve harmful gases and acids into the oceans and seas.Because water allowed the earth to14人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课) What life developed after water appeared?Paragraph4 small plantsgreen plants forestearly shellfish and all sorts of fishinsects and
10、 amphibians reptilesdinosaursmammals15人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)About 2.6 million years agoNowHumans produce too much carbon dioxide , making the earth too hot to live in.Para 5 After the clever animals (humans) became important on the earth, what happened?Answer question 16人教版高中英语必修三人
11、教版高中英语必修三unit4reading(公开课公开课)1234567Lets check whether we put the right order at first. Are you right?17人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)Task three Please read the text again, then put the order of these sentences. ( exercise 2, page 27) Insects and amphibians appeared The earth became a soli
12、d ball Reptiles appeared. The earth was a cloud of dust. Shellfish and other fish appeared. Clever animals with hands and feet appeared.18人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课) Dinosaurs appeared. Small plants grew on the water. Plants began to grew on the earth. Water appeared on the earth. The u
13、niverse begin with a “big bang” Mammals appeared.19人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)Big Bang4.5-3.8 billionmany million years later 2.6 millionNow Time Events Big Bangdust solid globewater appearssmall plantsshellfish and fishplants grow on the landinsects and amphibians reptiles dinosaur mam
14、mals clever animalshumans life earth 20人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)Sum up The text may tell us the _ of the earth and after _ appear, the _ of life one after another on it. formation water development21人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)In the last paragraph, we know humans face ser
15、iously global warming problem, which is threatening our existence. Can you write something to call on us to protect our environment ?Discussion 22人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课) The earth we live in is becoming more and more terrible, so we must take measures to deal with it Firstly: Second
16、ly: Thirdly: We hope the environment will become more and more beautiful.Sample 23人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课) The earth we live in is becoming more and more terrible, so we must take measures to deal with it Firstly, the government should pass laws to prevent people and factories from p
17、olluting the environment. Secondly, everyone should realize the importance of the problem and try their best to protect the environment and fight against pollution. Besides, its a good ideas to plant trees to improve the environment. We hope our earth will become more and more beautiful.例文例文 24人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)1. Learn the new words by heart2. Listen to the recording of the text, and paraphrase the difficult sentences in the text.Homework 25人教版高中英语必修三人教版高中英语必修三unit4reading(公开课公开课)
