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1、2011雅思阅读模拟考试精选(6)作者:日期:1. A European spacecraft took off today to spearhead the search for another Earth among the stars .2. The Corot space telescope blasted off aboard a Russian Soyuz rocket from the Baik onur cosmodrome in Kazakhsta n shortly after 2.20pm3. Corot , short for convection rotation a
2、nd planetary transits, is the firstinstrument capable of finding small rocky planets beyond the solar system . Any such pla net situated in the right orbit sta nds a good cha nee of havi ng liquid water on its surface , and quite possibly life , although a leading scientistinvolved in theproject sai
3、d it was un likely to find any little gree n men4. Developed by the French space agency , CNES and partnered by the European Space Age ncy (ESA), Austria , Belgium , Germa ny, Brazil and Spa in , Corot will mon itor around 120,000 stars with its 27cm telescope from a polar orbit 514 miles above the
4、Earth . Over two and a half years , it will focus on five to six different areas ofthe sky , measuring the brightness of about 10,000 stars every 512 seconds5. At the present moment we are hoping to find out more about the nature ofplanets around stars which are potential habitats. We are looking at
5、 habitablepla nets , not in habited pla nets. We are not going to find any little gree n men，”Professor Ian Roxburgh , an ESAscientistwho has been involved with Corot since itsinception , told the BBC Radio 4 Today programme .6. Prof Roxburgh said it was hoped Corot would find rocky planets that cou
6、lddevelop an atmosphere and , if they are the right dista nee from their pare nt star,they could have water .7. To search for planets , the telescope will look for the dimming of starlight caused when an object passes in front of astar , known as a transit . Although it,Corot will letwill take more
7、sophisticated space telescopes planned in the next 10 years to confirm the presence of an Earth-like planet with oxygen and liquid water scie ntists know where to point their len sesto detect8. Measurements of minute changes in brightness will enable scientistsgia nt Jupiter-likegas planets as well
8、as small rocky ones. Itis the rocky planets-which will cause-that could be no bigger tha n about twice the size of the Earththe most excitement. Scientists expect to find between 10 and 40 of these smallerplanets .9. Corot will also probe into stellar that ripple across the surface of stars10. The n
9、ature of the ripples allows mass, age and chemical compositioninteriors by studying the acoustic waves ,a technique called asteroseismology.astronomers to calculate a stars precise11. A planet passing in front of a star can be detected by the fall in lightfrom that star . Small oscillations of the s
10、tar also produce changes in the lightemitted , which reveal what the star is made of and how they are structured intern ally. This data will provide a major boost to our un dersta ndingof how starsform and evolve, Prof Roxburgh said.12. Since the discovery in 1995 of the first exoplanet - a planet o
11、rbitinga star other tha n the Sun - more tha n 200 others have bee n found by gro un d-based observatories .13. Un til now the usual method of finding exopla nets has bee n to detect thewobble their gravity imparts on pare nt stars . But only gia nt gaseous pla nets bigger than Jupiter can be found
12、this way, and they are unlikely to harbour life.14. In the 2010s, ESAplans to launch Darwin , a fleet of four or five interlinkedspace telescopes that will not only spot small rocky planets, but analyse theiratmospheres for sig ns of biological activity.15. At around the same time , the USspace agen
13、cy, Nasa, will launch TerrestrialPlanet Finder, another space telescope designed to locate Earth-like planets.(615 words) Questions:Choose the appropriate letter from A-D for questi on 1.1. Corot is an instrument which(A) can help to search for certa in pla nets(B) is used to find pla nets in the or
14、bit(C) can locate pla nets with huma n beings(D) can spot any planets with water.Do the following statements agree with the information given in the readingpassage? For questi ons 2-5 writeTRUE if the stateme nt agrees with the in formatio nFALSE if the stateme nt con traicts the in formatio nNOT GI
15、VEN if there is no information on this in the passage2. Scien tists are trying to find out about the pla nets that can be in habited.3. BBC Radio 4 recently focuses on the broadcasting of Corot.4. Passing objects might cause a fall in light.5. Corot can tell whether there is another Earth-like plane
16、t.Based on your readi ng of the passage, complete the senten ces below with wordstaken from the passage. Use NO MORE THAN THREE WORDS for each an swer.With measurements, scientists will be able to search for some gaseous and rocky planets. They will be extremely excited if they can discover some sma
17、ll 6. the expected nu mber of which could be up to 7.Corot will enable scientists tostudy the 8. of stars. In this way,a star s mass, age and chemical composition can be calculated.Accord ing to Prof Roxburgh, cha nges in light can be caused by pass ing pla netsor star 9. The related statistics can
18、gain us a better 10.of the star formati on and evolveme nt.Observatories have found many exoplanets, which are 11. other starsthan the Sun. The com mon way used in finding exopla nets can only detect huge gaspla nets, which do not 12.With the launching of Darwin, astronomers will be able to analyse
19、whether thoserocky pla nets have 13.for life.An swer keys:1. 答案： A (第 3段第 1句：Corot, short for convection rotation and planetarytransits, is the first instrument capable of finding small rocky planets beyond the solar system. A 项中的 certain planets指 small rocky planets beyond the solarsystem.)2. 答案：TR
20、UE (第 5段第 1、2句：At the present moment we are hoping to find outmore about the n atureof pla nets around starswhich arepote ntial habitats. We arelooking at habitablepla nets, not in habitedpla nets.问题中的“thatcanbein habited ”意思就是in habitable.)3.答案：NOT GIVEN （文中没有提及该信息。)4.答案：TRUE(第 7段第 1句：To search for
21、pla nets,the telescope willlookforthe dimming of starlight caused when an object passes in front of a star, known asa tra nsit. )5.答案：FASLE (第 7段第 2、3句：Although it will take more sophisticated space telescopes pla nned in the n ext 10 years to confirm the prese nee of an Earth-likeplanet with oxygen
22、 and liquid water, Corot willlet scientists know where to pointtheir len ses.)6. 答案：rocky planets(第 8段第 2句: It is the rocky planets - that could be no bigger tha n about twice the size of the Earth - which will cause the most exciteme nt.)7 .答案：40 (第 8段第 3句：Scientists expect to find between 10 and 4
23、0 of thesesmaller pla nets.问题中短语“ up to ”的意思是“达到，高达”，所以应该选择最高的数字 40。）& 答案：in teriors(第 9段第 1句:Corot willalso probe into stellarin teriorsby studying the acousticwaves that rippleacross the surface of stars,a tech niquecalled asteroseismology.单词probe ”的词义是“探查，探索”。）9.答案：oscillations(第 11 段第 2句：Small o
24、scillationsof the star also producechanges in the light emitted, which reveal what the star is made of and how theyare structured in ternally.)10. 答案：understanding(第 11 段第 3句：This data will provide a major boost toour un dersta nding of how stars form and evolve.)11. 答案：orbiti ng (第 12 段第 1句：Si nee
25、the discovery in 1995 of the firstexopla net - a pla net orbit ing a star other tha n the Sun - more tha n 200 othershave bee n found by groun d-based observatories.)12. 答案：harbour life (第 13 段:Un til now the usual method of finding exopla nets has bee n to detect the wobble their gravity imparts on
26、 pare nt stars. But only gia ntgaseous pla nets bigger tha n Jupiter can be found this way, and they are un likelyto harbour life. )13. 答案：atmospheres (第 14段：In the 2010s, ESAplans to launch Darwin, a fleet of four or five in terli nked space telescopes that will not only spot small rocky pla nets, but an alyse their atmospheres for sig ns of biological activity.)