Unit 6 Developing ideas 课件-2021-2022学年高中英语外研版（2019）选择性必修第四册

Developing ideas 新标准《英语》高中选择性必修第四册 I. Read the passage carefully and choose the best answer. 1. What's the main idea of the passage? A. Ancient people's knowledge about space is limited. B. The universe is far larger than people once imagined. C. Humans will conquer the universe in the near future. D. People will know more about the universe with large telescopes. 2. How did people in old times create a world in the sky? A. By using old-fashioned telescopes. B. By using their imaginations. C. By observing the stars carefully. D. By analysing strange phenomena in the sky. 3. When did people’ S understanding of the universe change greatly? A. When the first spacecraft landed on the moon. B. When the first manned satellite was sent up into space. C. When the first telescope was invented. D. When Hubble Space Telescope was launched into orbit. 4. What can't be seen through the Hubble Space Telescope ? A. Clouds of gas. B. Black holes. C. New planets. D. The edge of the universe. 5. Which o