Unit 4 第2课时 Reading and thinking-【高效课堂】2022-2023学年高一英语同步精品课件（人教版2019必修第三册）

UNIT 4 SPACE EXPLORATION 1.Read about the development and value of space exploration. 2.Explore the mysteries of the universe and the achievements in space exploration. 3.Skillfully use the vocabulary of this text to cultivate self-study ability 4.Develop cooperative learning ability through discussion. Learning Objectives Space travel is not the thing of a person or a group of people, but is the historical process of human natural in its development.—Gagarin   宇宙航行不是一个人或某群人的事，这是人类在其发展中合乎规律的历史进程。——加加林 2 China's lunar probe Chang'e-5 has successfully returned to the Earth in December, 2020. watch a video to review its journey to the moon and back. How do you feel after watching the video? Do you feel proud or expected? A hundred grams of lunar soil collected by China’s Chang’e-5 lunar lander in 2020 made its public debut at the opening ceremony in the National Museum of China in Beijing. The sample is displayed inside a container made from artificial crystal and shaped like a Chinese bronze wine vessel (容器) from some 3,000 years ago, measuring 38.44 centimeters, a nod to the average distance between the Earth and the Moon, 384,400 kilometers. The container is 22.89 centimeters in width, symbolizing the time it took for Chang’e-5 to land in the Moon, 22.89 days. Watch a video. Do you know some movies about space exploration? The first man going into the space: Yuri Gagarin, Soviet cosmonaut in 1961 The first Chinese going into the space: Yang Liwei, Chinese astronaut, in 2003 The first man landing on the moon: Neil Alden Armstrong, American astronaut, Apollo 11 in 1967 Can you name any famous astronauts? Are you curious about the universe? What do you want to know about it? Do you know what humans have done to explore the universe? If you had a chance to travel into space, what would you like to do? Before you read, look at the title and the photos. Discuss these questions. 1. What do you think are the main reasons