Unit 3 Environmental Protection Reading and Thinking 教案 2022-2023学年高中英语人教版选择性必修第三册

2019新人教高中英语选择性必修三 Unit 3 Environmental Protection Reading and Thinking公开课教案 Teaching aims: 1.Enable students to know about climate change and summarise the main idea of each paragraph. 2.Guide students to learn about the“greenhouse effect” and create a diagram describing how it works. 3.Help students to analyse the consequences of climate change and enhance the awareness of environmental protection. 4.Voice your personal opinions about how to deal with climate change. Teaching key points: 1. Figure out the main idea of the text and the topic of each paragraph. 2. Analyse the consequences of climate change and enhance the awareness of environmental protection. Teaching difficult points: 1. Learn about the “greenhouse effect” and create a diagram describing how it works. 2. Voice their personal opinions about how to deal with climate change. Teaching procedures: StepⅠDiscuss the Opening Page View the Opening Page of this unit and answer the questions below. 1.Where do you think this photo was taken? 2.What does this photo make you think of? Suggested answers: 1.I think this photo was taken in either the Arctic or Antarctica,as those places have large ice sheets like this. 2.This photo makes me think of the earth is becoming warmer—global warming,which causes great damage. StepⅡPre-reading Predict what aspects about climate change will be talked about in the text. Before your reading,list details in the first two columns.Fill in the last column after reading. Climate change—global warming What I Know (K) What I Want to Know(W) What I Have Learnt (L) Look at the title “Climate Change Requires the World’s Attention”,the graphs and the pictures Page 26,answer the following questions. 1.Where would you most likely find this text? 2.What is the graph about?What information can you get from it? 3.Guess what might happen to the polar bear in the photo?How did it die? 4.What do you think will be talked about in the text? Suggested answers: Climate change—global w