1、9BUnit 4Reading Moving to MarsMoving to MarsGuess through the title:Read the article quickly and silently answer:How is the article mainly developed?A. by showing differencesB. by explaining causesC. by following time order D. by telling storiesMoving to Mars When:Why:by the year 2100crowdedpolluted

2、Para1Para1The population is increasing quickly.Mars will turn into another Earth in the future.Moving to Mars When:Why:What(life)How:by the year 2100crowdedpollutedin spacecraftPara1Para1Para2Journey to MarsTimeSpeedAt presentBy 2100monthsabout 20 minutesvery slowat the speed of lightMoving to Mars

3、When:Why:What(life)How:by the year 2100crowdedpollutedin spacecraftProblemsAdvantagesSchoolsPara1Para1Para2Para3-6ProblemsSolutions 1.There would not be enough water and oxygen.Read Para3&42.Plants could not grow on Mars.3.The gravity is only about 3/8 of that on the earth.Food would most probably b

4、e in the form of pills.People would have to wear special boots.Bad results ？Further thinking:AdvantagesFurther thinking:What are other advantages of living on Mars? Read Para51.People would have more space.They might live in houses with huge comfortable rooms.2.Robots would do most of their work so

5、that people could have more time to relax.How do students study on Mars?Read Para6Further thinking:Is it a good way to study? Why or Why not?(Computers connected to interplanetary network,online schools,e-teachers)On the EarthOn MarsEnvironmentSpacecraftWater and oxygenFoodGravityHousesFree timeScho

6、olspolluted and crowdedclean very slowat the speed of lightenoughnot enoughmany kinds of tasty foodin the form of pills, not so tastynot a problem for us3/8 of that on the Earthlive in small flatslive in houses with huge comfortable roomshave little time to relaxhave more time to relaxreal schoolson

7、line schools with e-teachersLife on Mars would be interesting as well as challenging.Moving to Mars When:Why:What(life)How:by the year 2100crowdedpollutedin spacecraftProblemsAdvantagesSchoolsPara1Para1Para2Para3-7interestingchallengingA SurveyWe have known something about the life on Mars, now lets

8、 find out what the percentage of the students who want to move to Mars is: _%.Debate (辯論)(for)(against)Life on Mars is betterbecause1. 2. 3. 4. 5. 1. 2. 3. 4.5. VSLife on Earth is betterbecauseSay out as many as you can!Group workWhat does this article remind you of?1.If we continue to live on the E

9、arth, what should we do?2.If we want to move to Mars, how can we make the dream come true? 3.?The earth is our home, weshould protect the earth, keep the earth clean and make our earth more andmore beautiful!Chinese spacemenOur heroes!Homework 1. Search for more information about Mars on the Interne

10、t2. Tell others to take action to protect our earth3.Read the passage about MarsThank you !Advantages DisadvantagesLife on Earth1. Food is tasty and fresh.2. Travel is comfortable.3. We can breathe the air.4. We can go to theatre, concert, etc. 1. crowded and polluted2. not much space3. noisy4. not very exciting or unusual Advantages DisadvantagesLife on Mars1. Not crowded or polluted2. No heavy traffic3. Wear fashionable boots4. Have more space5. Robots will do our work.6. Have more time for hobbies7. Study at home in onli