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1、Unit 4 Life on Mars,Reading (I,Planets in the solar system,Mars is the nearest to the Earth,Mars,Earth,The surface of Mars is a little like the surface of the Earth,We can build a better world on,Mars,settlers,settler,Imagine what life will be like on Mars,What will life be like on Mars,Moving to Ma
2、rs,Life on another planet,Do you want to read an article about life on Mars,Part 1 Part 2 Part 3 Part 4,Para 1,Paras 2-4,Paras 5-6,Para 7,Divide the text into four parts,Whats the main idea of each part,Problems on the Earth,Life on Mars in some ways,Advantages of life on Mars,Conclusion,Read the ar
3、ticle again and answer some questions,How long does it take to fly to Mars at present? 2. How are we going to breathe on Mars? 3. Will gravity be a big problem? 4. How will we study, do our homework and take exams? 5. Will the journey to Mars be enjoyable,1. How long does it take to fly to Mars at p
4、resent? A. Hours. B. Months. C. Years. 2. How are we going to breathe on Mars? A. We will carry air tanks. B. Plants will produce oxygen. C. We will live in domes,oxygen,3. 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 we
5、ar special boots,gravity,special boots,fashionable various designs,4. 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. 5. Will the journey to Mars be enjoyable? A. Yes. It will be very fortable. B. No. It will be ve
6、ry unfortable. C. We are not sure,an e-teacher,Problems on the Earth,Read Para 1 and answer.1. When can we live on the planet Mars? By the year 2100. 2. Why do we need to move to Mars? Because our own planet, the Earth, is being more and more crowded and polluted,crowded and polluted,Detailed readin
7、g,Read Para 2 and fill in the blanks,Life on Mars,at present,by the year 2100,They are _ and it takes _ to fly to Mars,too slow,months,They would travel at _ and it might take _,the speed of light,only 20 minutes,Detailed reading,Read Paras 3-4 and do some T or F exercises,) 1. Humans need food, wat
8、er and air to survive. ( ) 2. Plants can produce oxygen and water that humans need. ( ) 3. Mars has threes times the gravity of Earth. ( ) 4. People would have to wear special boots to prevent themselves from floating off into space,T F F T,food,three-eighths of,Detailed reading,Life on Mars,Disadva
9、ntages of life on Mars,1. Meals will probably be in the form of _ and will not be as _ as they are today. 2. Space travel makes people feel _ and very _,pills,tasty,ill,unfortable,Read Paras 3 & 4 and fill in the blanks,Detailed reading,Advantages of life on Mars,1. People will have _ space. 2. _ wi
10、ll do most of our work. 3. Well have more time for _. 4. Students will study in _ schools,more,Robots,hobbies,online,Read Paras 5-6 and fill in the blanks,Detailed reading,How does the writer find the life on Mars,He thinks it would be interesting as well as challenging,Do you agree with him? Why or
11、 why not,Life on Mars,Transport,Food,Clothes,Home,School,spacecraft space shuttles,too slow to carry,take only a very short time,travel fast to make people,develop plants that will produce,in the form of,Nobody is sure if these plants,not as tasty as,The gravity on Mars is of,This may be dangerous b
12、ecause,The settlers have to wear to,fashionable and various designs for,People may live in a with,Robots will do and we will have more,a puter connected to,at online schools,Lets try,Differences between life on Earth and life on Mars,at the speed of light,three-eighths of the gravity,special boots,h
13、ouses with huge fortable rooms,online schools,in the form of pills,Life on Mars,1. not crowded or polluted 2. no heavy traffic 3. have more space 4. Robots will do our work. 5. more time for hobbies,1. Low gravity is dangerous. 2. Food is not fresh or tasty. 3. Travel will make people sick. 4. too c
14、old to go outside 5. far away from friends,Life on the Earth,1. Food is tasty and fresh. 2. Travel is fortable. 3. We can breathe the air. 4. We can go to theatres, concerts, etc.,1. crowded and polluted 2. not much space 3. noisy 4. not very exciting or unusual,Have a debate,for,against,Life on Mar
15、s is better because,1. no pollution 2. more space 3. less homework 4. more time for hobbies,1. Gravity is not a problem 2. many types of clothes and shoes 3. tasty food,VS,Life on Earth is better because,Protecting the Earth is protecting ourselves,Homework 1. Read the article aloud. 2. Search the Internet for more information about life on Mars. 3. Finish the exercises in the workbook,BYEBYE
