4.2 unit 4 Reading and Thinking -2021-2022学年高一英语教学高效备课课件（人教版2019必修第三册）

Unit 4 Space Exploration (2) 1 Lesson 2 Space Exploration (2) Reading and Thinking 2 Learn about the development of space exploration Before you read, look at the title and the photos. Discuss these questions in pairs. 1. What do you think are the main reasons for space exploration? 2. What do you expect to read about in this text? 3 Learn about the development of space exploration Before you read, look at the title and the photos. Discuss these questions in pairs. 1. What do you think are the main reasons for space exploration? 2. What do you expect to read about in this text? The main reasons for space exploration are to further human exploration and to gather knowledge of the universe. I expect to read about the future of space travel. 4 Learn about the development of space exploration Read the text. Several sentences have been removed from it. Choose the correct sentence (A-D) to fill each gap. A. Although scientists try to make sure nothing goes wrong, accidents can still happ