(
课件网) Module 3 Journey to space Unit 2 We have not found life on any other planets yet 外研版 八年级下 Scientists sent a _____ to _____ . Mars spaceship spaceship Mars Scientists _____(discover) life on Mars yet. haven't discovered Astronauts have already been to the moon. moon astronaut The earth is a _____ and it goes around the ____. planet sun sun earth The sun and its planets are called _____. the solar system sun planet the solar system There are billions of stars in the_____, and our sun is only one of them. Galaxy Galaxy Scientists have even sent _____to travel outside the solar system. spaceships What do you know about it? Shenzhou-9 is a manned spaceship. Three astronauts went into the space. 景海鹏 刘旺 刘洋 What you know about other Chinese spaceships? The Shenzhou V spaceship orbited (绕轨道运行) the Earth 14 times at an altitude of 343 kilometres. The space flight lasted 21 hours by Yang Liwei in October, 2003. Yang Liwei was called “China’s first astronaut”. Shenzhou VI is a manned spaceship. Astronauts: Fei Junlong & Nie Haisheng Shenzhou Ⅶ manned spaceship Astronauts: Zhai Zhigang, Jing Haipeng & Liu Boming 1. Anyone out there? 2. Life on Earth 3. The sun and other stars 4. The stars at night Look at the picture and the four titles and guess: What will the passage talk about? An article on whether there is life on other planets An article on how life developed on earth and what it is like An article on the stars as opposed to (means rather than) planets An article on looking at the night sky with telescopes 1. Anyone out there? 2. Life on Earth 3. The sun and other stars 4. The stars at night Read the passage and choose the best title for it. How long has there been life on the earth? 2. Have we found life on any other planets yet? There has been life on the earth for hundreds of millions of years. No, we haven’t. Read paragraph 1 and answer the questions. Which is true? A. Seven planets go around the sun. B. There are only stars in the galaxy. C. The solar system is larger than the galaxy. D. The environment of the earth is different from other planets in the solar system. Read paragraphs 2&3 and finish the tasks below. Eight stars and planets smaller Now correct the mistakes. 2. Put the words and expressions in order. (small → large) galaxy planet solar system star universe planet— star —solar system — galaxy— universe A. galaxy B. planet C. solar system D. star E. universe 3. Match the words and expression with the pictures. A B C D E B Read paragraph 4 and fill in the blanks. Scientists have sent _____ to the planet _____ to _____. They _____ spaceships to travel _____. However, no spaceship _____ far enough to reach other stars in our Galaxy. has travelled outside the solar system have even sent Mars take photos spaceships Read paragraph 5 and answer the questions. Have there been visitors to the earth from other planets? Is there life out the solar system ... ...
