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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 4,Unit 4,Life on Mars,Reading I,1.,我从来没想过去太空旅行。,2.,你认为火星上的生活怎么样？,3.,我原以为你喜欢火星。,Ive never thought about traveling into space.,How do you like life on Mars?,I thought you liked Mars.,Review,planet,s,n,.,行星,polluted,adj,.,被污染的,air pollution,crowded,adj,.,拥挤的,more and more,crowded,population,n,.,人口,oxygen,n,.,氧气,connect to an,interplanetary,network,planet,n.,增加,crowded,adj.,快的，迅速的,polluted,n.,行星,rapid,adj.,使人不舒服的,increase,n.,氧气,passenger,n.,乘客,uncomfortable,adj.,拥挤的,Oxygen,adj.,被污染的,连线,_ adj,.,味道好的,_ adv,.,专门地，特地,_ vi,.,漂浮；飘浮,_,vt,.&vi.,比较,_ adj,.,行星间的,_ n,.,网络,_ adj,.,挑战性的,_ adv,.,快地，迅速地,根据提示完成单词,tasty,specially,interplanetary,rapidly,challenging,network,compare,float,(all)over again _,at a/the speed of _,in the form of _,compare to/with _,写出短语的汉语意思,再；重新,以,的速度,以,的形式,与,相比,Daniel needs to check the meanings of some words in the article.Help him match the words on the left with the meanings on the right.Write the correct letters in the blanks.,for one purpose,a second time from the beginning,Decide in what way things are similar or difficult,having a nice taste,full of people,happening in a short period of the time,a person who rides in a car,bus,train,etc.but does not drive it,The total number of people in an area,a country,etc.,crowded,all over again,rapid,passenger,population,tasty,specially,compare,space,shuttle,travel at half the speed of light,The color of Mars:_,red,Mars,the,surface,of Mars,The surface of Mars is a little like the surface of Earth,.,It may be,difficult,to imagine,when,people will live on the planet Mars,.,by the year 2100,the solar system,太阳系,Its between Earth and Jupiter in our solar system.,Earth,Jupiter,Mars,one-half the diameter(,直径,)of Earth,The size of Mars,two moons:,Phobos,and,Deimos,火卫,1,和火卫,2,The lowest temperature will be-133(degrees centigrade)and the highest will be 27,spacecraft,are too slow to carry large numbers of people to Mars,helmet,special boots,space suit,dome,Daniel is looking for more information on the Internet.Here are keywords he used and the links he got from the search engine.Help him match the keywords with the links.Write the correct letters in the blanks.,crowded planet,spacecraft,speed boots,space houses,robot on Mars,online teacher,a Need someone to teach you any time,any place?,b Living in a space house is fun,c All about the newest spacecraft that travel in space,d Out shoes can make you walk faster!,e Robots could be of great help to people on Mars.,f The population on the Earth is still increasing rapidly,All about the newest spacecraft that travel in space,crowded planet,spacecraft,speed boots,space houses,The population on Earth is still increasing rapidly,Our shoes can make you walk faster!,Living in a round house is fun,robot on Mars,online teacher,Robots could be of great help to people on Mars,Need someone to teach you any time,at any place?,Read the article quickly and find out the keyword of each paragraph.,Para 1,Para 2,Para 3,Para 4,Para 5,Para 6,Para 7,crowded,polluted (population,pollution),transport,food,water and air,gravity,home,school,life,Listen to,the,recording,and answer the following questions,.,Why do people need to move to Mars?,2.How long will it take to flay to Mars at present,?,Earth is becoming more and more crowded and polluted.,Several months.,3.,Will space travel make people feel ill?,4.Will gravity on Mars be a big problem,?,5.How will students study?,Maybe,but we can wear special boots to,prevent floating.,Yes.,They,will study at online schools with“e-teachers”.,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?,Spacecraft.Months,.,Space shuttles.Only 20 minutes.,3.What are the problems of living on Mars?,4.What will food on Mars be like?,Scientists are not sure whether would be enough water or oxygen on Mars and produce the food,water and oxygen.,Air,water,food,Maybe the food will be in the form of pills.,5.Is gravity on Mars a big problem?Why?,6.What may happen then?,7.What kind of shoes should people wear?,Gravity,People may float off into space.,Yes,it is.Because the gravity on Mars is three-eighths of the gravity on Earth.,People should wear special boots.,8.What kind of house may people live in?,9.Who will do most of our work?,Home,They might live in houses with huge comfortable rooms.,Robots will do most of our work.,10.What kind of school will students study in?How will the students study?,There would probably be no schools on Mars.They will study at online schools with“e-teachers”.,School,Daniel is making a list of the differences between life on the earth today and life on Mars in 2100.Help him complete his list.Use the information from the article.,It is polluted and crowed.,It would be clean and have lots of space.,Spacecraft are slow.,There is enough water and oxygen.,There are many kinds of tasty food.,Nobo
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