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UNIT 12. LIFE ON OTHER PLANETS LANGUAGE FOCUS PRONUNCIATION I. Circle the word which has a different stress pattern in each line. Then listen and repeat. Track 59 1. A. creature B. rocket C. spaceship D. account 2. A. gravity B. galaxy C. commander D. oxygen 3. A. habitable B. promising C. nomadic D. marvellous 4. A. wonder B. maintain C. oppose D. invent 5. A. atmosphere B. pollution C. telescope D. alien II. Mark the rising or falling tones of each underlined word in each sentence. Then listen and repeat. Track 60 1. An astronaut must be well-built, brave and calm. 2. The film is about four aliens, three cats, two dogs, and a spaceship. 3. The three largest planets in the solar system are Jupiter, Saturn, and Uranus. 4. A planet is habitable when it has liquid water, oxygen and appropriate temperature. 5. If I could travel in a spaceship, I’d bring a mask, a book and a pillow. VOCABULARY & GRAMMAR III. Write a word / phrase from the box under its correct picture. telescope crater galaxy rocket solar system 1. ______________________ 2.____________________ 3. ____________________ 4. _______________________ 5. _____________________ IV. Use the words provided in brackets in their correct forms to complete the sentences. 1. The film was about five strange ________ invading the Earth. (create)
2. Is there any ________ of life on other planets? (possible 3. This type of behaviour is no longer ________ acceptable. (social) 4. Mars is too cold, so it is ________ for human life. (suit) 5. In the story, the strange creature ________ that it will kill Tom. threat) V. Choose the correct answer A, B, C, or D to complete the sentences. 1. He said that he saw a ________ landing on the field next to his house last night. A. rocket B. planet C. UFO D. ground 2. The Milky Way is just one of the ________ in space. A. galaxies B. planets C. moons D. creatures 3. Scientists are trying to find ________ planets like the Earth. A. freezing B. unsuitable C. strange D. habitable 4. The young scientist was over the ________ when he saw that modern telescope. A. Mars B. sun C. Jupiter D. moon 5. The moon has weaker ________ than the Earth, so you can jump higher on the moon than on the Earth. A. push B. gravity C. oxygen D. atmosphere VI. Choose the best answer A, B, C, or D to complete each of the following sentences. 1. With a good telescope, you can see ________ on the moon. A. craters B. tidal waves C. villages D. buildings 2. ________ are creatures from a planet other than Earth. A. Humans B. Commanders C. Citizens D. Aliens 3. The space exploration project looks quite ________ although it is led by a young scientist. A. difficult B. promising C. unrealistic D. problematic 4. Several moons in our solar system have ________ of frozen water on them. A. some B. traces C. many D. opportunities 5. Many people want to know about outer space, so they ________ the closing of the space research centre. A. support B. advise C. oppose D. refuse 6. According to the weather forecast, there’s a ________ of rain tonight. A. possibility B. ability C. competency D. situation 7. Are there any ________ of life which could exist on Mercury? A. shapes B. ways C. works D. forms 8. He wondered which planet in our solar system ________ life on it. A. will have B. could have C. have D. to have 9. Mary wanted to know who ________. A. was the first to step on the moon B. the first was step on the moon C. step on the moon was the first D. the first to step on the moon 10. My brother asked me where ________ information about the Milky Way. A. could he find B. he finds
C. he could find D. he find could 11. She ________ which of the two books ________ the solar system in more detail. A. wondering - described B. wondered – to describe C. wondered - did describe D. wondered - described 12. Tommy wanted ________ how much ________. A. to know - would the telescope cost B. know - the telescope costs C. knew - the telescope would cost D. to know - the telescope would cost 13. I wish I could travel ________ outer space. A. away B. into C. from D. out of 14. Saturn is called a ________ giant. It is made primarily of hydrogen and helium. A. soil B. gas C. water D. air 15. The Earth takes a year to ________ the sun. A. orbit B. touch C. move D. cycle READING VII. Read the passage and tick () if each statement is true (T) or false (F). Here are some facts about our planet Earth and the solar system. • Gravity is the force which holds you on the surface of the Earth so that you don’t float away when you jump. It also keeps the moon revolving around the Earth and the Earth revolving around the sun. The first person to discover gravity was Sir Isaac Newton in the 17 th century. • Earth is the only planet on which we know that there are plants and animals living. On some planets, there is no air to breathe, and on others, it is either too hot or too cold. Some scientists are trying to find evidence of life forms in space. They believe that creatures may have lived on Mars millions of years ago, when Mars was warmer and had more air. • Until 2006, people thought that Pluto was the ninth planet in the solar system. It is even further away from the sun than Neptune. However, astronomers decided that Pluto was too small to be called a planet, so now there are only eight planets. • The sun is a star, a huge ball of very hot gas. The temperature of the sun is around 5,500°C. It is so hot that people on Earth can feel the heat from it and see by the light that it gives out. The sun is about 4.5 billion years old and will last until it is about 10 billion years old. (Adapted from: https://www.theschoolrun.com) Statements T F 1. Gravity keeps the moon orbiting the sun. 2. Humans got to know about gravity in the 17 th century. 3. Scientists think that in the past, Mars was suitable for life.
4. People in the 20 th century thought that there were eight planets in the solar system. 5. The sun may continue to shine for the next 10 billion years. VII. Read part of an article about Mars Exploration Rovers and choose the correct answer A, B, C, or D. The Mars Exploration Rovers were two robotic vehicles that explored the surface of Mars. Scientists wanted them to figure out whether water had ever existed on the planet. The rovers also searched for other traces of life on Mars. The National Aeronautics and Space Administration (NASA) designed and built the rovers, named Spirit and Opportunity. NASA launched Spirit on June 10, and Opportunity on July 7,2003. Spirit touched down on January 3,2004. Three weeks later, Opportunity landed on the opposite side of the planet. The rovers had six wheels that allowed them to move in many directions. They also had cameras and many instruments for examining the rocks, soil, and dust on the planet. Scientists on Earth sent commands to the rovers to tell them where to go and what to do. The rovers sent signals back to the scientists through computers and large antennas on Earth. Each rover was designed to last for about 90 days. However, they worked so well that their mission was extended. In 2010 Spirit stopped sending signals, but Opportunity continued to operate until 2018. NASA officially declared the Opportunity mission to be ended in February 2019. (Adapted from: https://kids.britannica.com) 1. What are the Mar Exploration Rovers? A. Computers B. Wheels C. Robots D. Planets 2. The phrase touched down in paragraph 1 is closest in meaning to ________. A. landed B. affected C. moved D. examined 3. How many wheels did each rover have? A. 4 B. 5 C. 6 D. 7 4. The rovers sent responses to ________ through computers and antennas. A. Mars creatures B. spacecrafts C. UFOs D. NASA scientists 5. How long did the Opportunity mission last? A. About 90 days B. About 8 years C. Less than 10 years D. Nearly 16 years IX. Read and complete each numbered blank in the passage with the correct answer A, B, C, or D. Thousands of years before the invention of the Internet, people entertained (1) ________ by gazing into the sky at night and connecting the stars to create pictures of animals, objects, and legendary heroes. These ancient stargazers noticed that some shining stars just followed their own paths across the (2)________ sky. The ancient Greeks called them “planetes”, meaning wanderers. What exactly is a planet? It sounds like an extremely (3) ________ question. However, there have been a lot of debates in the scientific world until recently. In 2006, scientists came