Unit 2 Out of this world Welcome to the unit & Reading Learning objectives By the end of the class, students are able to: 1. grasp the topic and main idea of the passage; 2. know some detailed information about what astronauts on a space station do; 3. develop the students’ interest in space exploration and appreciate the astronauts’ qualities. The pursuit of the ultimate truth of the universe is the final objective and destination of civilization. —Liu Cixin 对宇宙终极真理的追求，是文明的最终目标和归宿。 ———刘慈欣 刘慈欣，中国科幻作家。根据其作品改编的电影《流浪地球》和《疯狂的外星人》已上映。本句出自其小说《朝闻道》,意在说明对宇宙的探索才是人类文明的最高境界。 Welcome to the unit ※ In_____, Yuri Gagarin became the first man to journey into outer space. ※ In_____,Neil Armstrong became the first man to walk on the Moon. ※ In_____, David Scott and James Irwin became the first men to traveling a wheeled vehicle on the Moon. ※ In_____, the first astronauts moved into the ISS. 1961 1969 1971 2000 There have been many exciting breakthroughs in the history of space exploration. Watch the video and finish the following exercises. Think and Talk 1. China successfully landed its first Mars rover Zhurong in 2021. What do you know about this achievement or other achievements China has made in space exploration? 2. What other major breakthroughs in space exploration do you know about? 3. If you had the chance, would you like to go into space? Why or why not? China launched the Chang'e 1 probe into a polar lunar orbit.? China sent a follow-up mission named?Chang'e 2?to the moon, which produced even more spectacular maps of the lunar surface.? China launched its third unmanned lunar probe, Chang'e 3, which made a soft landing on the Moon and then released a lunar rover. The Chang'e 4 lander?arrived on the far side of the moon. It is the first spacecraft to ever land on the moon’s space-facing hemisphere(半球).? Oct. 24, 2007 Oct. 1, 2010 Dec. 2, 2013 Jan. 3, 2019 Nov. 24, 2020 China launched Chang'e 5 comprising an orbiter, a lander, ascender and a returner, and successfully landed on the near side of the moon and sent back images on Dec 1, 2020. 1. China’s other achievements: The exploration of the moon (China's Chang'e Program) 2. What other major breakthroughs in space exploration do you know about? I know about the first image of a black hole that was released in April 2019. In 2017 a network of linked radio telescopes around the world made observations of a distant galaxy that contained a massive black hole at its centre. No human had ever seen an actual picture of a black hole before, so these observations resulted in this historic image. It was the first time that we had been able to determine what a black hole might look like and the discovery also revealed more support for Albert Einstein’s general theory of relativity. No Yes experience weightlessness fun a very uncomfortable journey danger 3. If you had the chance, would you like to go ... ...
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