2. Life on another planet 9B Unit 1 9B Unit 1 Reading

3. air pollution polluted

4. population increase crowded more and more crowded

5. the surface of Mars The surface of Mars is more like the surface of Earth than that of any other planet in our solar system.

6. The lowest temperature will be -133 ℃ (degrees centigrade) and the highest will be 27 ℃

7. It may be difficult to imagine, people will live on the planet Mars. by the year 2100 hopefully…

8. spacecraft too slow to carry large numbers of people to Mars

9. spaceshuttle

10. travel at half the speed of light

11. helmet special boots space suit

12. dome

13. online teacher called an ‘e-teacher’ a computer connected to an interplanetary network a computer connected to an interplanetary network

14. in the form of as tasty as they are today

15. Earth Mars uncomfortable

16. Match the words and the meaning 1.small round pieces of medicine 2.a power that keeps us from floating in the air 3.a vehicle designed for travel in space 4.grow and improve 5.people who go to live in a new place 6.a large body in space that moves around the star, e. g., the sun 7.machines that can do tasks under the control of computer planet gravity spacecraft settlers develop robots pills

17. crowded planet space shuttles speed boots space home robot settlers online teacher The population on Earth is still increasing quickly. Move to …The population on Earth is still increasing quickly. Move to … All about NASA’s new model of spacecraft …All about NASA’s new model of spacecraft … Our shoes can make you walk faster!Our shoes can make you walk faster! Living in a round house is fun …Living in a round house is fun … Robots could be the first to live on …Robots could be the first to live on … Need someone to teach you any time, at any place?Need someone to teach you any time, at any place? Daniel is looking for more information on the Internet. Help him find out the links to the key words.

18. Read the article quickly and find out the keyword of each paragraph. Crowded, polluted (population, pollution) Transport Food, water and air GravityHomeSchoolFood Para 1 Para 2 Para 3 Para 4 Para 5 Para 6 Para 7

19. Listen to the recording and answer the following questions. 1.Why do people need to move to Mars ? 2.How long will it take to flay to Mars at present? 3.How will students study, do their homework and take exams on Mars? 4.Will space travel make people feel ill? 5.Will gravity on Mars be a big problem? Earth is becoming more and more crowded and polluted. Several months. They can study, do their homework and take exams in online schools. Yes. No. We will wear special boots.

20. Read each paragraph carefully and find out the answers to the questions. 1. What vehicle do people use to Mars at present? And how long does it take? 2. What vehicle may people use to go to Mars in the future? 3. What will scientists do to solve the problems of food, water and air? 4. What will food on Mars be like?

21. 5. Is gravity on Mars a big problem? Why? 6. What may happen then? 7. What kind of shoes should people wear? 8. What kind of house may people live in ? 9. Who will do most of our work? 10. What kind of school will students study in? And what do they call their teacher? Read each paragraph carefully and find out the answers to the questions.

22. 1 What vehicle do people use to Mars at present? And how long does it take? 2 What vehicle may people use to go to Mars in the future? And how long will it take? ( Spacecraft. Months.) (Space shuttles. Only a very short time.) Read each paragraph carefully and find out the answers to the questions.

23. 3 What will scientists do to solve the problems of food, water and air? ( Scientists will develop plants that can grow on Mars and produce the food, water and oxygen.) 4 What will food on Mars be like? ( Maybe the food will be in the form of pills and will not be as tasty as they are today.) Air, water, food

24. 5 Is gravity on Mars a big problem? Why? ( Yes, it is. Because the gravity on Mars is three- eighths of the gravity on Earth. ) ( Yes, it is. Because the gravity on Mars is three- eighths of the gravity on Earth. ) 6 What may happen then? ( People may jump high easily and float away into space.) ( People may jump high easily and float away into space.) 7 What kind of shoes should people wear? (People should wear special boots to make themselves heavier.) (People should wear special boots to make themselves heavier.) Gravity

25. 8 What kind of house may people live in ? ( A special dome with 10 bedrooms is highly possible.) ( A special dome with 10 bedrooms is highly possible.) 9 Who will do most of our work? (Robots will do most of our work.) (Robots will do most of our work.) Home

26. 10. What kind of school will students study in? And what do they call their teacher? ( Students can study in online schools and they call their teacher ‘e-teacher’.) ( Students can study in online schools and they call their teacher ‘e-teacher’.) School

27. Differences between life on Earth and life on Mars Earth today Mars in 2100 Polluted and crowded Spacecraft are slow Gravity is not a problem for us People can wear many types of shoes People do not have much space we take exams at school we have many different kinds of food clean and has lots of space Space shuttles are very fast It will be a big problem We must wear special boots We have more space In online schools Food will be the same

28. Discuss advantages and disadvantages of living on earth.

29. Simon is asking many questions about Mars. Help Daniel answer his questions. Circle the correct answer. Do it correctly:

30. 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.

31. 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. ( 品尝 / 味道 )

32. 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 … ( 把 … 系 … 上 ) get lost ( 丢失 ; 迷路 )

33. 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. ( 令人愉快的 ) frightened adj. ( frighten v. ) frightening adj. ( 令人恐惧的 )

34. 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. ( 罐 ; 箱 )

35. 7. Where will we live on Mars? A. In 10-bedroom domes. B. On spacecraft. C. In special boots.

36. 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.

37. Advantages of living on Mars 1.It’s not _________or________. 2.The ________ is more convenient. 3.People will wear special _____ 4.People will have ______space. 5.______ will do most of our work. 6.We’ll have more time for_______. 7.Students will study in ______ schools. crowded polluted transport boots. more Robots hobbies online

38. Disadvantages of living on Mars 1.Low _______ will be dangerous. 2.Food does not taste _____. 3.Space travel make people feel ________. 4.It’s too ________to stay outside. 5.It’s too ______ away from friends on Earth. gravity good ill / sick cold far

39. 1 There will be various designs for settlers to choose from. 将有许多种设计可供移居者选择。 to choose from … 意思是 “ 从 …… 中挑选 ” 。 e.g. 我有很多双鞋子可以选择，但我决定不了选哪双。 I have many pairs of shoes _____________ (to choose from), but I don’t know which pair __________. (to choose)

40. 2 The journey might take only a very short time in space shuttles that travel at half the speed of light. 用以光速一半速度飞行的太空穿梭机进行的旅程 可能只要花很短的时间。 分析：此句是 that 连接的定语从句。 that 引导的定 语从句修饰先行词 space shuttles, 从句中的动词的 人称和数由先行词 space shuttles 决定。

41. 3. Compared with life on Earth, life on Mars will be better in many ways. 与在地球上的生活相比, 火 星上的生活在很多方面将会更好. compare with … 意思是 “ 与 …… 做比较 ” 。在句 中是过去分词短语作状语。 compare with … 意思是 “ 与 …… 做比较 ” 。在句 中是过去分词短语作状语。 e.g. 与我们的那条路相比, 这条路繁忙得多 。 e.g. 与我们的那条路相比, 这条路繁忙得多 。 This road is quite busy______ ____ ours. (compared … with / to ) This road is quite busy______ ____ ours. (compared … with / to )

42. 4. Every student will have a computer at home connected to inter-planetary network. 每个学生在家 里有一台连接星际网络的电脑。 connect to 意思是 “ 与 …… 连接 ” 。这里的 connected to 是过去分词后置作定语, 修饰 computer 。当然我们 也可以用 connect … to… 结构表示 “ 把 …… 和 …… 连 接起来 ” 。 e.g. 江阴大桥把江阴和靖江连接了起来. Jiangyin Bridge _______ Jiangyin ___ Jingjiang. (connects … to )

43. Exercises I 用所给词的适当形式填空： 1.Earth is becoming more and more _____ (crowd). 2.Every year, large numbers of tourists ______ (come) to visit Beijing. 3.This pair of boots looks very ______ (fashion). 4.There will be no _________ (pollute)on Mars. 5.The news maker her ____ (feel) sad. 6._______ (science)are working hard to make the dream become true. come pollution fashionable crowded Scientists feel

44. Homework: Homework: 1 、 Make a short passage about "Life on Mars". 2 、 Read the passages fluently.

45. Thank you