高中英语 Unit6 Transforming Mars-reading课件 牛津上海版S2A

1、 Unit 6 ReadingEXPLORE ANDEXPLORE ANDDISCOVER MOREDISCOVER MORE！LETSLETSHow can Mars transform from a red planet into a green new world?Directions:Watch the MV and try to catch as many key words as possible.Just for fun!Enjoy it!Lets comparewho gets the most！ Ever since the beginning of history, peo

2、ple have dreamt of interplanetary travel. For centuries, these dreams have always remained dreams. However, scientists now want to make these dreams come true. They are planning to transform Mars so that humans can live there. Within 30 years, the first people will land on Mars and, by the year 2185

3、, we will have established cities. In many ways, Mars is the planet most similar to Earth. A Martian day lasts about 24 1/2 hours (although a year has 697 days.) while there is no water, there is a lot of ice in the two polar ice caps. The average temperature is -60. The plan involves changing Mars

4、so that id becomes more like Earth. This means using the greenhouse effect (which we are trying to stop on earth). The suggested programme would have five main stages.Read about the ultimate travel experience in this article from a scientific journal. past now futurePara 1 Ever since the beginning o

5、f history, people have dreamt of interplanetary travel. For centuries, these dreams have always remained dreams. However, scientists now want to make these dreams come true. They are planning to transform Mars so that humans can live there. Within 30 years, the first people will land on Mars and, by

6、 the year 2185, we will have established cities.Scientists are planning to transform Mars. Paraphrase: Humans have been dreaming of _ _ _ since _ _started. _ _ _ _ these dreams, scientists are now _ plans to develop_ into a place _ people can live. The first people are expected _ _ _ Mars, and citie

7、s will _ _ _ _ there by the year 2185.travelling between planets the history Marswhereto step ontohave been set upIn order to realizemakingPara 2 In many ways, Mars is the planet most similar to Earth. A Martian day lasts about 24 1/2 hours (although a year has 697 days.) while there is no water, th

8、ere is a lot of ice in the two polar ice caps. The average temperature is -60. Mars is the planet most similar to Earth Paraphrase: (without, be covered with_ _ _ are very alike in many_. On Mars, _ _ about 24 1/2 hours in a day (while there are 697 days _ _ _). There being _ _on Mars, however, the

9、two polar ice caps _ _ _a lot of ice. On (an/the) average, _ _ is -60.=although/thoughin a yearMars and Earththere are=aspectsaspectsthe temperatureno waterare covered withPara 3 The plan involves changing Mars it becomes more like Earth. This means using the greenhouse effect (which we are trying t

10、o stop on earth). The suggested programme would have five main stages.The plan to transform Mars has five stages. Paraphrase: (apply, 5 main periods, in order to, the means of) _ make Mars more_ Earth, scientists suggest _ _the greenhouse effect to warm and transform Mars in _.In order tosimilar toa

11、pplying the means of5 main periods Stage 1 ( AD 2030-2045) Stage 2 ( AD 2045-2095) Stage 3 ( AD 2095-2130) Stage 4 ( AD 2130-2145) Stage 5 ( AD 2145-2185)Stage 2 ( AD 2045-2095) More expeditions arrive. Huge solar mirrors are put in orbit round Mars to heat the polar ice caps. The ice caps are spray

12、ed black, so that they do not reflect the heat away. Chemicals are released into the air. As a result, the atmosphere becomes thicker and retains more of the Suns heat. If the greenhouse effect can be started, the ice caps will melt, releasing water vapour, and the temperature will rise to -40 .Stag

13、e 3 ( AD 2095-2130) Next, plants are introduced from earth. If these plants can survive on Mars, carbon dioxide can be converted into oxygen. The first clouds appear, and the sky slowly turns from pink to blue. The temperature goes up to -15 .Stage 4 ( AD 2130-2145) The warming continues, melting mo

14、re ice. Rivers and small oceans are made. More people migrate from Earth and construct towns. Forests of trees are planted. Mars is looking greener. The temperature is .Stage 5 ( AD 2145-2185) Mars is getting more like Earth. The amount of oxygen in the air rises, and the air becomes breathable. The

15、 inhabitants can go outside without spacesuits. The temperature reaches 10 . (Since Mars is 228 million kilometres from the Sun, it can never be as warm as Earth.) Cities, farms and industries are built all over Mars. The transformation is complete.Stage 1 ( AD 2030-2045) The first expedition arrive

16、s on Mars, after a journey by spacecraft of about six months. The members construct underground buildings, conduct experiments, look for good sites for future landings, and also check for signs of life. They can survive only as long as they wear spacesuits, because 95 per cent of the atmosphere carb

17、on dioxide. Nonetheless, the low gravity (one-third of Earths) means they can move around easily.ultimateultimate最后的最后的; 终极的，最高的，最大的终极的，最高的，最大的 eg. the ultimate result the ultimate conclusion the ultimate speed 根本的根本的; 首要的首要的 eg. ultimate principles ultimate questions ultimate causes ultimate n. 终极，

18、顶点终极，顶点 adj. attrib 作定语作定语scientificadj.science 科技的发展是人类成功登陆火星的关键。科技的发展是人类成功登陆火星的关键。(land)The development of _ and _ is the key to human succeed_ _ _ _ Mars. scientist = a man of sciencescientifically科学的科学的, 有系统的，采用科学方法的有系统的，采用科学方法的,有、用或需技术或专门知识有、用或需技术或专门知识h的的unscientific adj.sciencetechnologying in

19、 landing on1. 通过使用科学的学习方法，他的学习成绩有了一些进步的迹象。通过使用科学的学习方法，他的学习成绩有了一些进步的迹象。(sign) There are _ _ of _ in his school work by using/applying _ _ _. 2. They are very scientific in their approach. sciencific studying methodssome signsinprovement某人的某人的/ /在在方面很科学方面很科学/ /很系统很系统在句子中作在句子中作时间状语时间状语，主句的谓语动词常，主句的谓语动词

20、常用用现在完成时现在完成时 ever since() “自从自从以来，从以来，从后一直后一直” He has kept up his study ever since the year 1980. Ive never got any letter from him ever since he left home. Ever since then, he comes out only at night. I started to swim when I was young, and Ive been swimming ever since. Enjoy music and learn dream

21、ing Last night I had the strangest dream I ever dreamed before I dreamed the world had all agreed /To put an end to war . ；梦想；向往；渴望梦想；向往；渴望 (of sth/doing sth) about sth/doing sth + that-clauseeg. 他从幼儿园的时候起，就梦想着成为一名宇航员去探索宇宙的奥秘。他从幼儿园的时候起，就梦想着成为一名宇航员去探索宇宙的奥秘。_ _ he was in kindergarten, _ _ _ _ _ an ast

22、ronaut _ _ the mysteries of space.(usu. not used in the continuous tenses) 通常不用于进行时态！通常不用于进行时态！remainu（sth/sb） remain（物）余留物）余留, 剩下（人）剩下（人）逗留；留下逗留；留下 eg. A few flowers still remained on the tree. She left, but I remained (behind) to offer a helping hand.u（sth） remain to be done（某事）有尚待以后去做（某事）有尚待以后去做e

23、g. It remains to be seen whether you are right.u（sth/sb） remain link-v. n. /adj. /adv. 仍然是仍然是; 保持不变；保持不变； eg. We must always remain modest and prudent. Let things remain as they are.vi. 1. My aunt remained me a large amount of money.（）（）2. He bought a new book with the remained (剩下的剩下的) 40 yuan.（ ）3

24、. The little girl remained seating on the chair. （ ）left remaining adj. 剩余的剩余的 sitting / seatedremain dong sth = keep doing sth留下来留下来remain 留得青山在，不怕没柴烧。留得青山在，不怕没柴烧。 _ _ _green hills _, there _ _ _ a shortage of firewood. So long as remainwill never be - - Why do you look so upset? - There are so man

25、y troublesome problems _. _. ( ) A. remaining to settle ( ) B. remained settled ( ) C. remaining to be settled ( ) D. remained to be settled.remain 与所修与所修饰的饰的problems 是是主动主动的关系的关系。现在现在分词做分词做定语。定语。Many troublesome problems remain.many troublesome problems to be settledvi. involve involve (doing) sth

26、需要；包括；牵连；需要；包括；牵连； involve sb/oneself in (doing) sth 使使参与参与/陷入陷入 /相关；相关； - be / become / get involved in (doing) sth1） The job involved me/my living in London.2） Dont involve me in solving your problems!3）He was involved in a heated argument. 4）The witnesss statement involves you in the robbery. 需要需

27、要 卷入卷入 ，陷入，陷入参与参与表明与表明与有关联有关联mean u In some parts of London, missing a bus means _ for another hour. (上海2002春) A. waiting B. to wait C. wait D. to be waitingu - Why havent you bought any butter? - I _ to, but I forgot about it. (北京2001春) A. liked B. wished C. meant D. expectedu Theres a man at the r

28、eception desk(接待台) who seems very angry and I think he means _ trouble. （CET-4 1997, 1） A making B to make C to have made D having madeu Every possible means _, but none _ successful.(2000年上海春） A. has tried; has proved Btried; proves C. has been tried; proves D. is being tried; is proved 打算做某事，意欲打算做

29、某事，意欲 意味着，意味着，的意思是的意思是n.方式、方法方式、方法* 单复数同形单复数同形suggest suggest sb/sth (as sth) 提出某事/人供考虑; 提议; 建议 suggest （doing）sth （to sb）向某人建议（做）事物 - suggest （to sb）+ （that）+ 主主+（should） do sth suggest sth 间接表明（某事物）; 暗示; 意味著 - suggest （that）+ 主主+ do（有时态变化） sthsuggestion n suggestHe came to my class every week， but

30、 his attitude _ he was not really interested in the subject. A. expressed B. described C. explained D. suggested Janes pale face suggested that she _ill，and her parents suggested that she _a medical examination A. be; should have B was; have （ 1994上海春） C should be; had D was; had After _ the old man

31、, the doctor suggested that he _ a bad cold. A. examining, should catch B. examined, had caught C. examining, had caught D. examined, catch （be） similar to sth/sb in sth 在某方面在某方面 与某人与某人/某物相类似某物相类似similar eg. 1 1） We have We have tastes in music. tastes in music. 2 2） Gold isGold is in colour in colour to brass to brass（铜）（铜）. u I wont make a(an) mistake next time. A. like B. same C. alike D. similarlike： A is like B；sameA is the same as B； alike