1、UNIT 4SPACE EXPLORATIONSectionListeningandSpeaking课后训练提升一、单句语法填空1.The (select) procedure for astronauts is very strict.答案:selection2.The boy looked at the toys (curious) in the store.答案:curiously3.Shes a woman of unusual (intelligent).答案:intelligence4.There are many (require) to be a teacher.答案:requ
2、irements5.After Newton saw an apple fall,he said to (he),“There must be a force that pulls things to the ground.”答案:himself二、完成句子1.他是个很有智慧的人。He is a man.答案:highly intelligent2.我的室友对我以前的生活非常好奇。My roommate was my previous life.答案:curious about3.重要的是要注意你的身心健康。Its important to take care of your well-bei
3、ng.答案:mental and physical4.不仅他英语讲得流利,就连他父母也讲得非常好。Not only English fluently,but also his parents speak it very well.答案:does he speak三、阅读理解ASeptember 21,2050At a press conference today it was announced that the first tourist heading for Mars will be the 38-year-old US businessman Patrick Clifford.He w
4、ill leave the earth in the launching window of June 2052 and set his foot on the surface of Mars in November,together with the other 6 astronauts assigned for the mission to further explore the planet.Patrick has now two years of training ahead of him to get ready for the trip.Not only will he spend
5、 five months in getting to Mars,but another 600 days there before he can go back home.Patrick was of course very excited,“This has been my dream since I was four,and seeing the first man on Mars 20 years ago made me realise that it was possible.”To be able to pay the $1.3 billion for his ticket for
6、the trip Patrick sold his majority stake(股份) in the company his father had built.“I know that my father would have been proud of me if he had still been alive today,and he knew what this means to me,”says Patrick.There is no risk though that you will find Patrick begging in your street corner when h
7、e comes back,but it is said that he was paid twice as much for his part of the company.So,how is he going to spend his 600 days on the red planet?“Well,since I dont have a job when I get back after selling the company,I have plenty of time to come up with a new business idea,”he says and laughs.If h
8、e brings a shovel(铁锹) he can start building the first hotel there,but maybe he shouldnt expect too many guests until someone can offer a cheaper ticket.1.How long will Patrick Clifford be away before he comes back?A.About five months.B.About two years.C.About 600 days.D.About 750 days.答案:D解析:细节理解题。由
9、第二段“NotonlywillhespendfivemonthsingettingtoMars,butanother600daystherebeforehecangobackhome.”可知是530+600=750。故选D项。2.TheunderlinedpartinParagraph3meansthat.A.thetripwillturnPatrickintoabeggarB.PatrickwillgetmuchmoneyfromthetripC.weneedntworryaboutPatrickseconomicconditionD.itslikelythatPatrickwillbeve
10、rypoorafterhecomesback答案:C解析:推理判断题。这句话是想表达Patrick回来后,不会看见他乞讨的,说明不要担心他的经济状况。故选C项。3.Whatcanbeinferredfromthepassage?A.Patrickisanoptimisticman.B.AtotalofsixpeoplewillgotoMars.C.Patricksfatherfeltexcitedatthenews.D.Patrickwillspendallhismoneyonthetrip.答案:A解析:推理判断题。由最后一段“Ihaveplentyoftimetocomeupwithane
11、wbusinessidea,hesaysandlaughs”可知他是乐观的。BAstronomers have found patches(斑块) of frost scattered around the moons north and south poles which could one day provide a source of water for human visitors.The scientists spotted the signature of frozen water in infrared(红外线的) measurements taken by Nasas moon
12、 mineralogy mapper,an instrument that flew on Indias Chandrayaan-1 mission to the moon a decade ago.The freshly-analysed data show that water ice lies low on the ground near the moons polar regions that are permanently in shade and so sheltered from the heat of the suns rays.Most of the ice was foun
13、d near the moons south pole around a bunch of craters.In the north,the patches of ice appeared to be more separated,according to Shuai Li at the Hawaii Institute of Geophysics and Planetology in Honolulu.Follow-up measurements of the ice patches found that they tended to form where the surface tempe
14、rature never rose above -163,but temperature alone was not enough to guarantee frozen water:only 3.5% of the shadowy areas the scientists checked for water revealed notable signs of ice.The images are the first “direct and definitive evidence” of water ice that is exposed on the surface of the moon,
15、according to a report in the ProceedingsoftheNationalAcademyofSciences.“These ice deposits might be put to use as a local resource in future exploration of the moon,” the authors write.The Indian Space Agency launched its Chandrayaan-1 mission to the moon in 2008 and was swiftly rewarded with eviden
16、ce of frozen water on the lunar surface a year later.Rather than sheets of ice on the surface,the water is thought to exist as water molecules(分子) bound to grains of moon dust.Soon after the Indian feat,Nasa crashed a spacecraft into the 100km-wide Cabeus crater which is in permanent shade on the mo
17、ons south pole.The intentional act of lunar violence threw up some pieces of soil from which scientists were able to confirm the presence of water on the moon.4.What can we infer from Paragraphs 1 and 2?A.Chandrayaan-1 was rewarded with glory.B.Frozen water is believed to have been found.C.Astronaut
18、s spotted the signature of frozen water.D.Humans enjoyed a leap in moon exploration.答案:D解析:推理判断题。由第一段“.whichcouldonedayprovideasourceofwaterforhumanvisitors.”可推断出,作者认为新发现的水资源使得未来人们的登月旅行成为可能,可以说这是人类在月球探索上有了飞跃。故选D项。5.Which of the following best explains “deposits” underlined in Paragraph 3?A.Fund.B.Pa
19、rt of the cost.C.A natural accumulation.D.Money in a bank account.答案:C解析:猜测词义题。根据第三段中“Theseicedepositsmightbeputtouseasalocalresourceinfutureexplorationofthemoon”可以得知,此处最恰当的含义为“沉积物”。故选C项。6.When was water first detected on the moon?A.In 2008.B.In 2009.C.In 2017.D.In 2018.答案:B解析:细节理解题。根据文章第四段第一句“TheIn
20、dianSpaceAgencylauncheditsChandrayaan-1missiontothemoonin2008andwasswiftlyrewardedwithevidenceoffrozenwateronthelunarsurfaceayearlater.”可知,在2009年探测器已经发现月球上有冰水了。故选B项。7.Why did Nasa crash a spacecraft into the crater?A.To collect definitive evidence of water.B.To make discoveries equal to the Indians.
21、C.To discover secrets of the moons dark side.D.To separate water molecules from moon dust.答案:A解析:推理判断题。根据最后一段“.Nasacrashedaspacecraft.Theintentionalactoflunarviolencethrewupsomepiecesofsoilfromwhichscientistswereabletoconfirmthepresenceofwateronthemoon.”可以得出,这么做就是为了确认月球上有水的存在。故选A项。四、语篇填空Located in a
22、 natural depression in Guizhou,Chinas Five-hundred-meter Aperture Spherical Radio Telescope,1.(know) as FAST,has identified six pulsars(脉冲星) after one year of trial operation.It is the first time Chinese scientists have discovered pulsars using a radio telescope independently developed by Chinese sc
23、ientists,thus 2.(open) a “new era of Chinese original space discovery.”It is truly encouraging for China to have achieved such results in just one year.Since the first pulsar 3.(discover),over 2,700 pulsars have been identified.But almost all of them are 4. the scope of the Milky Way.Being the world
24、s largest radio telescope,FAST is expected to capture pulsars outside the galaxy.Apart from the massive size,it also has unmatched accuracy and sensitivity,allowing scientists 5.(find) previously hidden stars.Moreover,FAST is capable of surveying the night sky for multiple 6.(science) data at once,7
25、. enables astronomers to jump-start many science goals.Its innovative engineering concept and design pave 8. new road to realise a huge single dish in the most effective way.Chinas FAST science impact on astronomy will be extraordinary,and has the potential to revolutionise other 9.(area) of the natural sciences.It 10.(remain) the global leader for the next 10 to 20 years.答案:1.known2.opening3.was discovered4.in/within5.to find6.scientific7.which8.a9.areas10.will remain
