Unit 3 Environmental Protection Reading and Thinking 课件-2022-2023学年高中英语人教版（2019）选择性必修第三册

Unit 3 Environmental Protection Reading and Thinking —discuss climate change 授课班级：高二（2）班 授课教师：梁细荣 授课时间：30th Mar.,2023 1 Teaching objectives: By the end of this period, you will be able to 1. know about the climate change and summarize the main idea of each paragraph; 2. learn about the “greenhouse effect” and create a diagram describing how it works; 3. analyse the consequences of climate change and enhance the awareness of environmental protection; 4. voice their personal opinions about how to deal with climate change. Warm-up Part 1 3 1. What can you see in the picture? 2. What is the cause of this phenomenon? Global warming A large piece of ice is breaking off a glacier. 4 What other consequences of the global warming ? HELP! Brainstorming 5 the rise of sea level dying animals coastal cities submerged 6 natural disasters extreme weather economic losses 7 Pre-reading Part 2 8 CLIMATE CHANGE REQUIRES THE WORLD’S ATTENTION Read and predict What questions will you ask after reading the title and picture? title 1. What causes climate change? 2. What consequences may climate change bring about? 3. What should we do? 9 While-reading Part 3 10 1. What is the type of this passage? A. Argumentative writing B. Narrative writing C. Expository writing 2. In which part of a newspaper or magazine may we find this passage? A. Entertainment B. Economy C. Education D. Environment Activity1：Read for the text type. 2 Paragraph 1 A. The reasons causing the increase in temperature Paragraph 2 B. Introduce the present situation about climate change. Paragraph 3 C. A real case showed the great impact the increase in temperature had on Earth’s ecology Paragraph 4 D. What should we human do about global warming. Paragraph 5 E. The serious consequences of global warming 1. Match the main idea with each paragraph. Activity2:Read for the main idea and the structure. Activity2:Rea