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课件网) 单元主题 人与自我和人与社会 农业 粮食安全 可持续发展 公民的社会责任感 Unit 5 Working the Land Learning objectives 1. Review the words and lexical chunks about agriculture and farming 2. Comb and accumulate some lexical chunks and sentence patterns of describing a person 3. Internalize and apply these lexical chunks and sentence patterns in oral and written English Let’s review them Listening and speaking PART ONE Activity1 Reading Aloud In this activity, you are required to watch a video clip and read after the speaker in the video. Now read as the speaker in the video. In this activity, you are required to answer 5 questions when you listen again.The text read only once. Q1:What is one long-term harm of chemical pesticides mentioned in the text Q2:Why do organic farmers use animal waste as fertilizer Q3:What is the purpose of growing different crops in the same field each year Q4:What is the main challenge of replacing chemical farming with organic farming Q5:What is the author’s attitude toward the future of farming Activity2 Live Q&A Q1:What is one long-term harm of chemical pesticides mentioned in the text A. They reduce crop production significantly. B. They kill both harmful and helpful bacteria. C. They make crops grow too slowly. D. They are banned in all countries now. 依据：“pesticides can damage the land by killing not only harmful bacteria and insects, but also helpful ones.” B Q2:Why do organic farmers use animal waste as fertilizer A. To increase crop growth speed. B. To add minerals to the soil. C. To remove underground water. D. To improve crop flavor. 依据：“many organic farmers use natural waste from animals as fertilizer. This makes the soil in their fields richer in minerals.” B Q3:What is the purpose of growing different crops in the same field each year A. To produce more beautiful crops. B. To reduce the need for water. C. To return minerals to the soil. D. To prevent animals from eating crops. 依据：“Why different crops are grown is because they put important minerals back into the ground.” C Q4:What is the main challenge of replacing chemical farming with organic farming A. Organic food has less flavor. B. Organic farming harms the environment. C. Organic farming cannot meet global food demand. D. Chemicals are cheaper than natural methods. 依据：“What keeps them from doing so is the fact that chemical farming serves the high demand for food… Organic farming is nowhere near able to meet that need.” C Q5:What is the author’s attitude toward the future of farming A. Confident that organic farming will dominate. B. Hopeful but realistic about challenges. C. Critical of chemical farming’s benefits. D. Uncertain about which method is better. 依据：“there is still a long way to find a suitable solution that puts sufficient food on the dinner table while keeping people and the environment as healthy as possible.” B Activity3 Retelling In this part, y ... ...
