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课件网) Using language - listening Make prediction about future change Unit 2 Looking into the future To learn to get speakers’ opinions in a dialogue. To learn to talk about the advantages and disadvantages of new technology. Lead-in What do these pictures show Match the words with pictures. ② ③ ④ ⑤ ① ___ automation ___ nanobots ___ global warming ___ artificial intelligence(AI) ___ cloning ③ ② ⑤ ① ④ Lead-in Words explanation automation: the technique of making an apparatus(装置), a process, or a system operate automatically nanobots: a machine or robot built on the nanoscale(纳米级), still in the research-and-development stage, with potential applications in medicine and industry global warming: the increase in temperature of the earth’s atmosphere, that is caused by the increase of particular gases, especially carbon dioxide artificial intelligence: the ability of a digital computer or computer-controlled robot to perform tasks commonly associated with intelligent beings cloning: the process of generating a genetically identical(相同的) copy of a cell or an organism(有机体) Lead-in Discuss these questions in groups. 1. How do you think these events or such technology might develop in the future 3. What opportunities might they bring 2. What challenges might they bring Future development: Challenges: The AI is programmed to do something beneficial, but it may develop a destructive method for achieving its goal. Opportunities it may take: People can use the AI to do most of the daily chores. More and more people can be free to do work of creating new things. Lead-in suggested answers for the questions More nanobots will be created to help doctors to find out the root of a disease and make operations more accurately. New kinds of virus may appear and even nanobots can’t find out where they come from. The nanobots may bring more people’s life back. Future development: Challenges: Opportunities it may take: Lead-in suggested answers for the questions Lead-in suggested answers for the questions Future development: Challenges: Opportunities it may take: Work in factories will be more efficient. More labor force can be freed from working. More and more workers will be out of work. People will learn more about how to create a machine and how to operate it to help work. Lead-in suggested answers for the questions Future development: Challenges: Opportunities it may take: More animals even human beings will be cloned. Cloning may result in disorder on the earth. More lives will be saved and more diseases can be cured. Lead-in suggested answers for the questions Future development: Challenges: Opportunities it may takes: Air pollution will be decreasing. There will be glaciers again in the Arctic Ocean. There may be other threats to the Polar bears. People can live in harmony with the Polar bears. Listening Listen to the radio interview with Dr Han and Vincent Black giving their predic ... ...
