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课件网) Module 3 Unit 2 solar system planets the Sun the Earth Mars the solar system Pre-reading activities universe 宇宙 galaxy 星系 star 恒星 planet 行星 Put the words and expressions in the box in order: small – large. the solar system, the earth, ,the universe,galaxy,the sun 3 2 1 3 4 5 1. the earth 2.the sun 3. the solar system 4. galaxy5. the universe Shenzhou-9 is a manned spaceship. Why scientists sent spaceships into space Anyone out there Life on the earth The sun and other stars The stars at night While reading: Fast reading:choose the best title for the passage. The Earth is a star. The Sun is a star. There is more than one galaxy in the universe. 4. The light from stars in other galaxies has travelled for a long time to reach us. 5. Scientists have received many messages from space. 6. Spaceship have visited most of the universe. Check the true sentences. √ √ √ Careful reading: Read the passage again and answer the following questions. 1. Have we found any life on other planets No, we haven’t. 2. What is called solar system The Sun and its planets are called the solar system. 3. How many planets are there in solar system Eight. 4. Have we discovered other galaxies in the universe Yes, we have. 5. Is there life on other planets We don’t know. para 1 1. How long has there been life on the earth according to the scientists 2. Have they found life on any other planet yet Scientists think that there has been life on the earth for hundreds of millions of years. No, they haven't. How many planets go around the sun A. six B. seven C. eight D. none Will scientists find life on seven other planets Why No, they won't. Because none of them has an environment like that of the earth. para 2 3 What have scientists done to learn about the universe Scientists have _____ to the planet Mars to _____ They have sent spaceships to _____ the solar system. para 4 sent spaceships take photos. travel outside para5 Are we alone Is there life out there in space Have there been visitors from other planets Why has no on communicated with us Anyone out there Look at the cartoon picture and answer the questions. Writing Post reading Where has the spaceship landed (Mars) What has the spaceship discovered (people on Mars) 3. Why have the people on Mars not sent us a message (do not know how to) 4. Why have the people on Mars not visited us on the earth (do not know how to) Write a passage to describe the picture. Use your answers to the questions in Activity 5 to help you. It's time to show your brilliant ideas! We have just received a message from our spaceship to Mars... Thank you!
