Unit 1 Unit 1 Reading I Reading I. 翻译下列词组和句型: (1) 很难想象 ___________________________ (2) 到 2100 年 ____________________________ (3) 变得越来越拥挤,

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(9) 飘离进入太空 _______________________ (10) 使他们自己更重 ______________________ (11) 各种设计供移民从中挑选 _______________________ (12) 没人有把握是否这些植物能制造足够的水。 _________________________________ (13) 火星上的重力仅仅是地球上重力的八分之三。 _______________________________________ The gravity on Mars is only about three-eights of that on Earth. Nobody is sure if these plants can produce enough water. various designs for settlers to choose from make themselves heavier float away into space

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Unit 1 Unit 1 Reading I Reading I (1) ___________________________ (2) 2100 ____________________________ (3) , ____________________________________________ (4) ________________________ (5) _____________________________________________ (6) ________________________ (7) __________________________________ (8) __________________________ be difficult to imagine by the year 2100 become more and more crowded and polluted first of all too slow to carry large numbers of people to Mars travel at half the speed of light develop plants the early settlers on Mars (9) _______________________ (10) ______________________ (11) _______________________ (12) _________________________________ (13) _______________________________________ The gravity on Mars is only about three-eights of that on Earth. Nobody is sure if these plants can produce enough water. various designs for settlers to choose from make themselves heavier float away into space The earth is becoming more and more crowded ( ) and polluted ( ). There are large numbers of people on Earth. Move to another planet. What is life on Mars like? Imagine v. Imaginative adj. planet (s) space shuttle a long journey at half the speed of light oxygen gravity float a dome New words in the text imagine v. imaginative adj. planet n. crowded adj. polluted adj. hopefully adv. spacecraft journey n. space shuttle ; ( ) ; ; / New words in the text speed n. human n. (humans) scientist n. (science) oxygen n. gravity n. settler n. float v. ; New words in the text fashionable adj. ( fashion n. ) dome n. connect v. inter planet n. network n. ; planet spacecraft develop gravity settlers robots pills Small round pieces of medicine A power that keeps us from floating in the air A vehicle designed for travel in space Grow and improve People who go to live in a new place A large body in space that moves around the star e.g. the sun Machines that can do tasks under the control of computers Is life on Mars better than life on Earth? Why do you think so? Task 1: Read and answer: Task 2: Read and answer: 1. How can humans go to Mars by 2100 and how fast is it? At half the speed of the light. 2.Why do people have to wear special boots on Mars? To make themselves heavier. 3.How will the meals be like then? Meals will probably be in the form of pills. What are the differences between life on Mars and life on Earth? Task 2: Read, find and fill in the forms: Earth today Mars in 2100 Polluted and crowded. Spacecraft are slow. Gravity isn t a problem for us. People can wear many types of shoes. People don t have much space. We take exams at school. We have many kinds of food with different tastes and flavours. half the speed of the light three-eighths of the gravity wear special boots domes with 10 bedrooms in online schools j ust like pills clean and have lots of space The following are some statements about life on Mars. However, some of the details are wrong. Write a T if the sentence is right. Write an F if it is false. Task 4: Read and tell "T" or "F": 1. By 2100, people might live on Mars. 2. Mars is becoming crowded and polluted. 3. Now, it takes months for a spacecraft to travel from earth to Mars. 4. Plants can produce oxygen that humans need. T F T T Earth 5.Mars has one-eighth the gravity of Earth. 6.People will have less space on Mars. 7.Students will go to school by spacecraft. 8.Space travel might make people feel ill. F F F T three-eighths more study in online school. Simon is asking many questions about Mars. Help Daniel answer his questions. Circle the correct answer. Task 5: Do it correctly: Life in the future 1. Why do we need to move to Mars? A. To make friends with people who live there. B. Flying to Mars will be cheap. C. Earth is crowded and polluted. 2.How long does it take to fly to Mars at present? A. Hours. B. Months. C. Years. 3.What will food be like on Mars? A. Very tasty. B. Very sweet. C. Not very tasty. taste v./ n. ( / ) 4. Will gravity be a big problem? A. No, we will tie ourselves to the planet. B. Yes, many people will get lost. C. No, we will wear special boots. tie sth./sb. to ( ) get lost ( ; ) 5Will the journey to Mars be enjoyable? A. Yes, it will be very comfortable. B. No, it will be very uncomfortable. C. No, it will be frightening. enjoyable adj. ( ) frightened adj. ( frighten v. ) frightening adj. ( ) 6How are we going to breathe on Mars? A. We will carry air tanks. B. Plants will produce oxygen. C. We will live in domes. tank n. ( ; ) 7. Where will we live on Mars? A. In 10-bedroom domes. B. On spacecraft. C. In special boots. 8. How will we study, do our homework and take exams? A. We will not need to learn anything. B. In online schools. C. In normal schools. Dr. Smith is worrying about not having enough water on Mars. Do you think he worries too much? Why? Tom says: I can jump much higher on Mars than on Earth. Do you agree with him? Why? Eddie enjoys eating very much. Will he like the life on Mars? Why? Discussion Life on Mars Transport____________ Home______ ____________ School_______________Wearing_____________ Food______ ____________