Unit 4 Reading and Thinking 课件-2022-2023学年高中英语人教版（2019）必修第三册

Unit 4 Space Exploration Learn about the development of space exploration 1 When seeing the stars, have you ever been curious about the world outside the sky? Do you believe the existence of aliens? Have you ever had a dream to be an astronaut ? 1. What do you think are the main reasons for space exploration? Free talk P40 To explore the unknown world; To seek out new life and new civilization; To show a country’s scientific power and capability; To gather knowledge of the universe; What does the title“Space, the Final Frontier” mean to you ? P41 EX.4 4 1. the border between two countries, an international boundary; 2. a wilderness at the edge of a settled area of a country; 3. the limits of knowledge in a subject; 4. an undeveloped field of study; a topic inviting research and development; 边界；边境; 尖端；前沿，新领域; 标题源于美国系列连续句《星际迷航》 (Star Trek) 每一集最初的引语，是剧中人物James Kirk舰长的一段独白。 Pre-reading: Think and talk the exploration on the moon accidents during the exploration facilities and equipment ... Look at the title and the photos and then discuss these questions. 2. What do you expect to read about in this text? 1. What kind of passage is it? A. A piece of news. B. A popular science article. C. A travel journal. D. A novel. 2. Where can you find this kind of passage? A.Newspaper B. Novel C.Magazine D.Science book While-reading: Read for the main idea P41 EX.3 Use your own words to summarise the main idea for each paragraph. “Are we alone? What’s out there?” Looking up at the stars, people have always wanted to learn more about space, and scientists work hard to find answers. They make vehicles to carry brave people into space to find out the secrets of the universe. They also really wish to discover other planets that are suitable enough to support life. Para 1 Para 1 : Humans have always had _____________________about space. a natural curiosity Para 2 Before the mid-20th centur