(
课件网) Module 3 Journey to space Unit 2 We have not found life on any other planets yet. 外研·八年级下册 none environment that solar system solar system pron.没有一人；没有一个，一点也没有 n.环境 pron.那，那个 adj.太阳的 n.系统，体系 星系，太阳系 New words and phrases group galaxy universe light impossible out communicate n.群，组 n.星系 n.宇宙 n.光；光线；光亮 adj.不可能的，办不到的 adv.在远方 v.联系，交流 universe galaxy solar system star planet Do you know the words and expressions in the box Put them in order: small — large. galaxy B. planet C. solar system D. star E. universe B — D — C — A — E How many planets are there in the universe 2. Is there any life on other planets Discuss Reading and vocabulary Work in pairs. Look at the picture and talk about what you know about Chinese spaceships. 1 Shenzhou-9 is a manned spaceship. Who were on the spaceship Jing Haipeng, Liu Wang and Liu Yang. When did it land on the space On June 16, 2012. ... ... _____ Scientists think that there has been life on earth for hundreds of millions of years. However, we have not found life on any other planets yet. Read the passage and choose the best title for it. 2 数亿，数以亿计 在其它的行星上 The earth is a planet and it goes around the sun. Seven other planets also go around the Sun. None of them has an environment like that of the earth, so scientists do not think they will find life on them. The sun and its planets are called the solar system, 绕太阳转 他们中没有人 被叫做 太阳系 and our solar system is a small part of a much larger group of stars and planets, called the Galaxy or the Milky Way. There are billions of stars in the Galaxy, and our sun is only one of them. 一小部分 Scientists have also discovered many other galaxies in the universe. They are very far away and their light has to travel for many years to reach us. So how large is the universe It is impossible to imagine. 在宇宙中 It is impossible (for sb.) to do sth. 对某人来说做某事是不可能的 Scientists have sent spaceships to the planet Mars to take photos. They have even sent spaceships to travel outside the solar system. However, no spaceship has travelled far enough to reach other stars in our Galaxy. 太阳系 Scientists have always asked the questions: with so many stars in the universe, are we alone, or is there life out there in space Have there been visitors to the earth from other planets Why has no one communicated with us We do not know the answers… yet. 和某人联系 When you read a passage with a title and pictures, think about the words you may find in the passage, and the questions you may want to ask before you start to read. 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. Task 1 Enjoy a video. Check(√) the true sentences. 3 1. The earth is a star. 2. The sun is a star. 3. There is more than one galaxy in the universe. √ √ × plant ... ...
