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人教版高中英语必修三第四单元《How Life Began On The Earth》课件

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can be divided into two parts:? Part 1 (para1-3): The development of earth.? Part 2(para4-5): The development of life.? life in the water? life on the landРOrder of writing: timeРScanningРRead this passage quickly and match the right main idea of each paragraph. РFill in the blanks to get its main idea.РPara.1? ?Para.2РPara.3РPara.4РPara.5РA theory about how the universe was formedРThe formation(形成) of the earthРThe importance of water for lifeРThe development of plants and animalsРThe arrival of humans and their effects on ?the earthРPart1: The development of the earthРPart2:The development of life.РHow Life Began On The EarthРMain idea:? The text mainly tells us the formation (form) of the earth and the development (develop)of life on it.РWhile-readingРPart 1:The development of the earth

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