牛津初中英语9BUnit1reading课件3.ppt

Is life on Mars better than life on Earth? Why do you think so? What problems will the early settlers on Mars meet? 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. Life in the future 7. Where will we live on Mars? A. In large domes. B. On spacecraft. C. In special boots. * * * * * Period 2 Reading 1 The earth is becoming more and more crowded (拥挤的) and polluted (污染的). There are large numbers of people on Earth. What will the life on Earth be like in the future? Imagine v. Imaginative adj. Can you imagine what life is like on Mars? oxygen What is necessary when you are on Mars? gravity float How will you feel on Mars? Question for the first reading For general ideas planet spacecraft develop gravity settlers robots pills Small round medicines A force that keeps us from floating in the air Vehicles 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 work under the control of computers The second reading For some detailed information 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 .Mars has one-eighth the gravity of Earth. .People will have less space on Mars. .Students will go to school by spacecraft. .Space travel might make people feel ill. F F F T three-eighths more study in online school . 1. Why do we need to move to Mars? A. Earth is crowded and polluted. B. To make friends with people who live there. C. Flying to Mars will be cheap. .How long does it take to fly to Mars at present? A. Hours. B. Months. C. Years. .What will food be like on Mars? A. Very tasty. B. Very sweet.