牛津版九下 unit4Life on MarsU4P2 Reading

1、Unit 4,Reading,Moving to Mars,Words and,Expressions,planet crowded polluted rapid increase (all) over again passenger all a/the speed of,n. 行星 adj. 拥挤的 adj. 被污染的 adj. 快的，迅速的 n. 增加 再；重新 n. 乘客 以的速度,Words and,Expressions,uncomfortable oxygen in the form of tasty specially float compare compare to/with,

2、adj. 使人不舒服的；不适的 n. 氧气 以的形式 adj. 味道好的 adv. 专门地，特地 vi. 飘浮；漂浮 vt. & vi. 比较 与相比,Words and,Expressions,interplanetary network challenging rapidly,adj. 行星间的 n. 网络 adj. 挑战性的 adv. 快地，快速地,Lets enjoy some videos.,Moving to Mars,1. To learn something about life on Mars 2. To learn the words and phrases in this

3、 passage,Words: planet polluted rapid increase passenger rapidly tasty compare,Phrases: all over again at a/the speed of in the form of compare to/with,Patterns: It is hoped that Here is what life there could be like. Our spacecraft are too slow to carry Robots would do most of their work so that,Fo

4、cus on,Do you think it is possible for human beings to live on Mars?,Discussion,Lets enjoy a video.,Read the passage, match the words on the left with the meanings on the right.,crowded,rapid,population,all over again,passenger,tasty,specially,compare,for one purpose,a second time from the begin,dec

5、ide in what way things are similar or different,having a nice taste,full of people,happening in a short period of 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.,Task one,Match the keywords with the links. Write the corr

6、ect letters in the blanks.,C,D,B,E,A,Read the passage and chose the best answer.,Task two,Read the passage and chose the best answer.,Read the passage and answer: What will life be like?,Transport,at present,2100,How do we get there?,How long does it take?,How will we get there?,How long will it tak

7、e?,Task three,Food,What will we eat on Mars?,Gravity,Will it be a big problem?,Why is it a big problem?,Why is it very dangerous?,To prevent this, what should people do?,education,What kind of school will students study in?,What do they call their teachers?,Complete this list. Use the information fr

8、om the article on pages 52 and 53.,Task four,Read the passage carefully and complete the list.,Spacecraft would travel at the speed of light.,There might not be enough water and oxygen.,Food would most probably be in the form of pills and would not be so tasty.,People would have to wear special boot

9、s.,People might live in houses with huge comfortable rooms.,People could have more time to relax.,Students would study at online schools.,Fill in the blanks.,The Earth is becoming more and more crowded and polluted _ the _ in population. It is hoped that people could start _ on Mars. Here is what li

10、fe there could be. _ 2100, the journey to Mars might only take about 20 minutes in spacecraft that travel _ light! And food would most probably be _ pills and would not be so _.,rapid increase,because of,all over again,By the year,at the speed of,in the form of,Task five,tasty,People would have to _

11、 boots that are specially designed to prevent themselves _ (float off )into space. At the same time, people on Mars would have more space. They might live in houses with huge comfortable rooms. Also, robots would do most of their work _ they could have more time to relax. Life on Mars would be inter

12、esting _ challenging.,from floating off,so that,as well as,wear,1. At present, our spacecraft are too slow to carry large numbers of passengers to Mars. 目前，我们的宇宙飞船太慢了，无法运送大批的乘客去火星。,Language points,Large numbers of 表示“大量的” = a large number of,Large numbers of people go travelling during the National

13、Day holiday.,2. With the development of technology, by the year 2100, the journey might only take about 20 minutes in spacecraft that travel at the speed of light! 随着技术的发展，到2100年，乘坐以光速飞行的宇宙飞船，行程或许只要大约20分钟！,I was second in theracewith atimeof 14.2seconds.,介词with短语，在句中常用作状语，表示原因、条件、时间、伴随、方式等。,我以14.2秒的

14、成绩在比赛中位列第二。,By thetimeI got to the station the train had already gone.,by 表示“到.为止，截止. ”,等我到达火车站时，火车已经开走了。,at a/the speed of 表示“以的速度”,The car is moving at a speed of 100 kilometres per hour.,小汽车正以每小时100公里的速度行驶。,3. The gravity on Mars is only about three-eighths of that on the Earth. 火星上的重力大约只有地球上的八分之

15、三。,The air on Mars is much thinner than that on the Earth.,在做比较时，我们常用that/those指代句中类似或相同的那一部分。此句中that指代前面的gravity.,火星上的空气要比地球上的稀薄的多。,Three-eighths 八分之三 分数在英语中通常是借助于基数词和序数词来共同表达的。其中基数词表示分子，序数词表示分母。如： one-tenth 十分之一 a third 三分之一 注意：分子除用one外，也可用a；,two thirds 三分之二 four fifths 五分之四 但是，1/2不能说a (one) secon

16、d, 而要说 a (one) half。1/4和3/4可以说 a (one) fourth 和 three fourths, 但常用a quarter 和 three quarters表示。,如果分子大于1， 分母要用复数形式。如：,选择题。 About _ of the students are from foreign countries. (2011山东东营) A. three four B. three fourth C. third fourth D. three fourths 翻译句子。 我们班五分之三是女生。 _ the students in my class _ girls

17、.,practice,Three-fifths of,are,4. Compared with life on the Earth, life on Mars would be better in some ways. 与地球上的生活相比，火星上的生活在有些方面要好些。,Childrenseemtolearnmoreinteresting things comparedto/with when we were atschool.,compared with 表示“与相比” 此句中的 “compared with the life on the Earth” 为 v-ed短语作状语。,与我们上学

18、时相比，孩子现在学到的有趣东西似乎更多一些。,拓展： compare . to 意为“把比作”。 Shakespeare compared the world to a stage. 莎士比亚把人世比作舞台。,用compare with 和 compare to 的正确形式填空。 He cannot _ Shakespeare as a writer of tragedies. 2. You cannot _ this war _ the Vietnam war (越南战争).,practice,compare with,compare to,4. Life on Mars would be

19、interesting as well as challenging. 火星上的生活，不仅有挑战性，还很有趣。,IwanttovisitAndrew as wellasMartin.,as well as 意思为“不但而且”,我想去拜访安德鲁，还有马丁。,Sheshares(in)mytroublesaswellasmyjoys.,她与我同甘共苦。,I. 用括号内所给词的适当形式填空。 There is less air _ (pollute) in town that in the city. 2. Look at the newest T-shirt. Its made of cotton

20、. I think it will become _ (fashion) this summer. 3. Its _(high) possible that people can live on Mars in the future. 4. Grandma is too old _ (settle) on another planet.,pollution,fashionable,highly,to settle,5. The helmet is made of metal. Its too heavy. When I wear it, I feel _ (comfort). 6. My father cooks very well. The food he cooks is as _ (taste) as that in the restaurant. 7. Here are many kinds of moon cakes for you_ (choose) from.,uncomfortable,tasty,to choose,8. _ (compare) with what he had already, the new stamps were n