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Evolution of life on the earth

Evolution of life on the earth. What is the cartoon about?. How did life start on the earth?. Chinese Legends Pangu separated the sky from the earth. Nuwa created man from the clay( 粘土 ). Western culture. God created man man. Pre-reading Task1: Prediction. fire , water, rock, explode.

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Evolution of life on the earth

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  1. Evolution of life on the earth What is the cartoon about? How did life start on the earth?

  2. Chinese LegendsPangu separated the sky from the earth.

  3. Nuwacreated man from the clay(粘土).

  4. Western culture God created man man

  5. Pre-readingTask1: Prediction fire , water, rock, explode. The evolution of life on the earth. Picture 1: Picture 2:

  6. Reading: helpful words (in students’ worksheet): Words about matters: 1.atom原子2. dust灰尘 3. globe(ball)球 4.carbon碳 5.nitrogen氮6.water vapour水蒸气7.gas气体 8.atmosphere 大气层，气氛 9.acid酸 10.oxygen 氧 11.carbon dioxide 二氧化碳 Words about animals: 1.shellfish水生有壳动物2.insect 昆虫 3.amphibian (be able to live on land and in the water) 两栖动物 4.reptile 爬行动物 5.dinosaur恐龙----6.lay eggs 下蛋 7.mammal哺乳动物----8.give birth to young baby animals产生，分娩

  7. ReadingTask 1: Fast reading skimming and matching A. The importance of water for life  B. The development of plants and animals on the earth  C. The formation of the earth D. The formation of the universe  E. The arrival of humans and their impact on the earth Paragraph 1  Paragraph 2  Paragraph 3  Paragraph 4  Paragraph 5        

  8. Task 2: careful reading a Big Bang Paragraph 1 The universe began with ___________.

  9. Paragraph 2Finish the flow chart in the work sheet. Big bang A cloud of dust Solid ball atmosphere Fire and rock water

  10. A chain reaction Paragraph 3 What made it possible for life to develop?

  11. Paragraph 4 Find life forms in the development of plants and animals, finish the flow chart in the worksheet. life plants animals oxygen Small plants Shellfish and fish insects Green plants Land animals amphibians forests reptiles dinosaurs mammals

  12. Paragraph 5 Some small clever animals 1. What appeared and spread all over the earth?

  13. 2.Whatproblem is caused by human beings? They are not looking after the earth very well.

  14. 3. What’s the result of too much carbon dioxide? The earth may become too hot to live on.

  15. Discussion What can we do for the earth?

  16. 1. We can plant more trees. 2. We should save water . 3. We’d better ride a bike or motorbike rather than ride a car. 4. We can recycle rubbish. 5. We can make full use of solar energy. 6. Reduce, reuse and recycle.

  17. Homeworks: 1.Surf the internet and find more information about protecting the earth. 2.Try to retell the development of life on the earth in next class.

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