牛津譯林版高中英語(yǔ)必修五unit3scienceandnature第4課時(shí)教案(已修改)
2024-12-21 15:07 本頁(yè)面
【正文】 Unit 3 Science versus nature 課題 Unit 3 Science versus nature 課型 復(fù)習(xí)課 教學(xué)目標(biāo) 把握考點(diǎn)，規(guī)范寫(xiě)作 重點(diǎn) 重點(diǎn)詞匯，句型 難點(diǎn) 規(guī)范寫(xiě)作 教法 講授法、討論法、探究法 教 學(xué) 內(nèi) 容 個(gè)案調(diào) 整 教師主導(dǎo)活動(dòng) 學(xué)生主體活動(dòng) 2,4,6 教 學(xué) 過(guò) 程 Forth period Project 1: Man versus nature For a long time, our environment has been damaged because humans have been careless. People have harmed nature through agriculture, fishing, hunting and tourism. We further damage Earth by building new channels in the sea and factories on the land, and by creating pollution with chemical waste. We will some day destroy the pla we live on if we continue in this way. However, if we focus only on conservation, then people may suffer. Not everything that is best for nature is good for people. Would anyone say that development should be stopped in favor of nature? From the point of view of some people, we are only doing what humans have always done, using nature to meet our own needs. Other people argue that such thinking may cause a catastrophe, unless we start to look around and understand how a clean environment benefits us all. After decades of destroying nature and using up natural resources, many developed nations are now concerned about saving nature rather than developing or destroying it. However, many poorer nations must focus on meeting the everyday needs of their people. In doing so, they are using up natural resources at a fast pace. They have not yet seen the effects of the careless use of the environment like many wealthy nations have. Often they do not realize that the choices they make are bad for the environment. Should they be blamed for destroying hundreds of thousands of acres of rainforest if it means a better ine for their people? The developed and developing countries of the world need to work together to make sure that people enjoy healthy and happy lives, without the environment around them suffering. It should not be a question of humans winning and nature losing. Humans can only really win by protecting nature. After all, food has to be produced in a healthy, natural system, and we all need clean air to breathe and pure water to drink. It is mankind39。s responsibility to find answers that are good for everyone, and everything. Project 2: GM food: hope or danger? In recent years, there has been great progress in the study of geics. With this progress, doors have been opened up to technologie
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