2023-2024学年牛津深圳版八年级英语下册Unit 7 The unknown world 单元话题完形填空练习（含解析）

Unit 7 The unknown world
单元话题完形填空练习
（22-23八年级下·广东深圳·单元测试）It is interesting how NASA (National Aeronautics and Space Administration) chose their astronauts for landing them on the moon. They chose men between the ages of 20 and 35. Altogether there were 50 of them. Many were 1 pilots. Others were scientists with two or more 2 . NASA telephoned each man they were going to choose, told him about the plans and the 3 they might get in. Then they asked him whether he was 4 to be trained as an astronaut.
“How could any man 5 such an extremely exciting job ” One of them said. “Dangerous Of course. It is dangerous, but most exciting.” The health and physical condition of the pilots was terribly 6 , of course. 7 those in good health and physical condition would be chosen in the end. While being trained to be astronauts, they went through many courses. They 8 the stars and the moon, and they also studied geology, the science of rocks. This was necessary 9 astronauts would have to look for rocks on the moon. They would try to find rocks which might help tell the 10 of the moon.
1．A．experienced B．old C．excited D．unknown
2．A．marks B．degrees C．difficulties D．choices
3．A．dangers B．sadness C．hardship D．exploration
4．A．satisfied B．scary C．willing D．peaceful
5．A．accept B．receive C．refuse D．reach
6．A．popular B．important C．responsible D．certain
7．A．All B．Only C．If D．Neither
8．A．watched B．looked at C．studied D．recommend
9．A．since B．because C．so D．why
10．A．age B．story C．background D．technology
（22-23八年级下·江苏无锡·期中）(In an English class)
Mr Wu: Boys and girls, yesterday I asked you to collect some information about China’s Tianwen 1 probe (探测器). Let’s see what you’ve 11 .
Li Ping: I downloaded something. May I use the PPT, Mr. Wu
Mr Wu: Sure. Go ahead.
Li Ping: Look at this picture. On May 15, China’s Tianwen 1 probe made a historic landing (登陆) on Mars (火星)! Following the US, China is now the 12 country in the world to 13 land a probe on Mars. It will give Chinese 14 their first chance (机会) to study the Red Planet (行星) closely.
Gu Yue: 15 was Tianwen 1 probe sent
Li Ping: In July 2020. The probe entered Mars orbit (轨道) in February 2021.
Experts (专家) said the difficulty of sending the probe into orbit was equal to (等于) hitting a small ball from Paris and landing it in a hole in Tokyo. And the final landing was even 16 .
He Mei: I hear it’s 17 called the “nine minutes of terror (恐怖)”
Li Ping: Yes. In nine minutes, the probe had to reduce its 18 from 20,000km per hour to zero, landing from 125km above Mars. As the probe is 320 million km away from Earth, there is a signal delay (延迟) of over10 minutes if the research team tries to control it from Earth. So the probe had to carry out the landing on its own!
Gu Yue: That’s amazing!
Li Ping: Indeed. When the probe finally slowed down at 100 metres above Mars, it stayed in the air and check the landing area. It had to move away from the objects in its way such as rocks, 19 finally touching down.
Mr Wu: Well done, Li Ping! Thank you for showing our 20 Tianwen 1 probe. Let’s see who has something else to share...
11．A．realized B．found C．understood D．met
12．A．first B．second C．third D．fourth
13．A．clearly B．quickly C．slowly D．successfully
14．A．artists B．firemen C．fishermen D．scientists
15．A．When B．Where C．How D．Why
16．A．difficult B．difficulty C．more difficult D．much difficult
17．A．still B．instead C．ever D．also
18．A．speed B．height C．weight D．length(长度)
19．A．while B．when C．before D．after
20．A．lucky B．comfortable C．fantastic D．humorous
（23-24八年级下·黑龙江大庆·开学考试）Scientists are very interested in the universe, and they always want to know more about it. Years ago they knew many things about the 21 . They knew how big it is and 22 away it is from the earth. 23 they wanted to know more. They thought the best way was to 24 men to the moon. The moon is about384.000 kilometers away from the earth. A plane cannot 25 to the moon because the air 26 only 240 kilometers away from the earth. But 27 can fly even when there is no air. That is a rocket (火箭).
How does a rocket fly There is gas (气体) in the rocket. When the gas is made very hot 28 the rocket, it will rush out of the end of the rocket, so it can make the rocket fly up into the sky. Rockets can fly out into space. Rockets with men in them have 29 to the moon. Several rockets without men in them have flown to another planet 30 farther away than the moon. One day, rockets may be able to go to any place in space.
21．A．star B．moon C．sun D．earth
22．A．how much B．how far C．how many D．how long
23．A．So B．And C．Or D．But
24．A．send B．put C．choose D．bring
25．A．walk B．fly C．climb D．run
26．A．reaches B．gets C．jumps D．arrives
27．A．anything B．nothing C．something D．everything
28．A．before B．inside C．after D．outside
29．A．went B．gone C．got D．been
30．A．more B．many C．much D．most
（22-23八年级下·天津北辰·期中）Scientists think that there 31 life on the earth for hundreds of millions of years. However, we have not found life on any other planets 32 .
The earth is a planet and it 33 around the sun. Seven other planets also go around the sun. 34 of them has an environment like that of the earth, so scientists do not think they will find life on them. The sun and the objects that orbit it are called the solar system, and our solar system is a small part of a much larger group of stars and planets, 35 the Galaxy or the Milky Way. There are billions of stars in the Galaxy, and our sun is only one of them.
Scientists have also discovered many other galaxies in the universe. They are very far away and their light has to travel for many years to reach us. So 36 is the universe It is impossible to imagine.
Scientists have sent spaceships to the planet Mars 37 . They have even sent spaceships to travel outside the solar system. However, no spaceship has travelled 38 to reach other stars in our Galaxy.
Scientists have always asked the questions: with so many stars in the universe, are we 39 , or is there life out there in space Have there been visitors to the earth from other planets Why has 40 communicated with us We do not know the answers yet.
31．A．have been B．has been C．is D．are
32．A．yet B．already C．just D．ever
33．A．go B．went C．goes D．going
34．A．No one B．Neither C．Either D．None
35．A．called B．call C．to call D．calls
36．A．what large B．how small C．how large D．how long
37．A．to take photos B．take photos C．taking photos D．takes photos
38．A．enough far B．enough near C．far enough D．near enough
39．A．lonely B．alone C．along D．long
40．A．someone B．anyone C．somebody D．no one
（23-24八年级上·湖北襄阳·期末）
As we all know, technology (科技) can help humans in many ways. Changing (改变) the way we live is one
of them. Here are a few newest technologies. They will 41 change our lives in the future.
Space Trip—We can 42 to any country in the world now. But what should we do if anyone wants to see the earth from space all day People are trying to make it 43 one day. In the future, 44 may take rockets to the space. In this way they are able to visit anywhere they want in the 45 .
Robots in Space—NASA (国家航空航天局) will 46 robots of different shapes and sizes into space. Robots don’t need to worry about food to eat. They can help humans finish more difficult and 47 jobs. They can also work more quickly with fewer problems.
China’s underwater vacuum tunnel super-fast train (中国海底真空隧道超快列车) will be faster 48 a plane. You can visit from one city or country to another in a short time. 49 , it only 50 27 minutes from Dalian to Tianjin, 13 minutes from Fuzhou to Taipei, and 2 hours from Shanghai to Tokyo (东京).
41．A．hardly B．already C．probably D．luckily
42．A．fly B．point C．reply D．give
43．A．write down B．come true C．turn on D．fall down
44．A．peace B．pollution C．animals D．humans
45．A．apartments B．factories C．space D．sea
46．A．send B．fill C．mix D．cut
47．A．meaningless B．dangerous C．successful D．simple
48．A．and B．or C．before D．than
49．A．All in all B．Such as C．For example D．Of course
50．A．catches B．takes C．stands D．serves
（23-24八年级上·四川南充·期末）Humans might live on another planet one day! That seemed 51 years ago. But now the idea might come true. Stephen Hawking, a great British scientist, said that we humans only have 1,000 years to live on the earth. It means that humans will 52 to another planet in 1,000 years.
In fact, we have found one red planet—Mars. Mars is the fourth planet from the sun and it’s 53 to Earth, but it’s much colder than Earth. For many years, scientists have studied Mars.
Some years ago, they 54 robots there and wanted to find water and life on Mars. 55 , they found that there is water on it. Then the idea of living on Mars looks possible.
In 2013, Dutch scientists first planned to put 56 on Mars in the 2030s. They offered (提供) people one-way tickets to go and build new homes on Mars. 57 it was dangerous, over 200, 000 people still
wanted to take part in (参加).
American scientists showed another plan to get humans to Mars in 2033. They are working on building larger 58 to fly to Mars these days. They are also doing a lot of preparations to help people 59 the earth.
I believe that humans will go to Mars and have an even closer look 60 our red neighbor.
51．A．beautiful B．wonderful C．impossible D．terrible
52．A．walk B．climb C．dream D．fly
53．A．close B．far C．hot D．big
54．A．bought B．sent C．made D．saw
55．A．However B．Unluckily C．Luckily D．So
56．A．humans B．monkeys C．robots D．water
57．A．Because B．Although C．But D．When
58．A．factories B．cars C．houses D．rockets
59．A．fly up to B．take care of C．look for D．get back to
60．A．at B．into C．after D．for
（23-24八年级上·河北保定·期末）David is a 15-year-old boy and he is crazy about (对……着迷) space. He always 61 how space stations work. For him, a space camp is 62 than any other camp in the world.
At the age of seven, David had 63 first astronaut (宇航员) training experience. Someone 64 his parents and him to a Family Space Camp. They had a taste of what it was like to travel in 65 . Everything was magical. How 66 David was!
David has been to many space camps over the last eight years. Last month, he went to a new space camp. It had a lot of fun training programs, and he 67 all of them. There someone asked him 68 he liked space camps so much. “I feel like a real astronaut in the space camp, and I don’t even need to leave the earth,” he said.
These 69 have influenced (影响) his life. Now David is 70 space science. He has made up his mind to be a space engineer in the future.
61．A．wonders B．continues C．accepts D．pulls
62．A．worse B．smaller C．greater D．colder
63．A．her B．my C．his D．our
64．A．invited B．discussed C．beat D．imagined
65．A．past B．space C．city D．town
66．A．angry B．sad C．awful D．excited
67．A．enjoyed B．threw C．changed D．blew
68．A．who B．why C．when D．where
69．A．suggestions B．problems C．conversations D．experiences
70．A．fixing B．studying C．lending D．spelling
（22-23八年级上·陕西宝鸡·期末）第二节：阅读下面短文，理解大意，从所给的四个选项中选出一个最佳答案，使短文连贯完整。
It often takes astronauts days to go to the moon. But will people live there Will people 71 a city on the moon
Some people think it is 72 . But it won’t be easy. There isn’t any oxygen (氧气) on the moon. Spaceships will need to bring oxygen from the earth. 73 will be a problem, too. How will people 74 vegetables There isn’t any water, 75 scientists think that they might find some ice. The energy (能量) for the city won’t be a problem—it will 76 the sun.
Who will go to the moon Maybe 77 will go there. The moon is an interesting place for them. It is never cloudy or rainy on the moon, so it is a good place to study (研究) the 78 and planets. Maybe we will build a university for them. We will 79 build a hotel for visitors, too. There are no beaches on the moon, but people can walk on the moon and take photos of the earth.
Will it 80 Maybe. But one thing is true: A visit to the moon hotel will be very expensive!
71．A．draw B．build C．pollute D．share
72．A．difficult B．boring C．meaningless D．possible
73．A．Food B．Houses C．Air D．Clothes
74．A．find B．eat C．grow D．sell
75．A．or B．if C．because D．but
76．A．come from B．look like C．get to D．think about
77．A．writers B．workers C．scientists D．doctors
78．A．animals B．stars C．sea D．mountains
79．A．seriously B．luckily C．probably D．cheaply
80．A．reach B．expect C．play D．happen
（22-23八年级上·河北石家庄·期末）Many kids are interested in space. Last month, a space agency (机构) told people that they were 81 “a planet protection (保护) officer”, Some people laughed at the funny job, but a 9-year-old boy took the information 82 . He wrote to the agency, saying that he wanted the job.
“Dear sirs, my name is Sam Lee. I think I am the 83 person for the job,” he wrote. What are Sam’s 84 for getting the job “For one,” he wrote, “my sister says I act like an alien (外星人).” Sam also said he watched almost all the 85 movies he could find. His last words may 86 people’s hearts: “I am young, so I can learn to think like an alien.” Sam soon got a 87 from Bill Black. “We know what you said. It is great that you are interested in the job. Many people may not know the astronauts brought back some things from other 88 . This job is to stop the earth from germs (细菌) on these things.” Bill ended with some warm words to ask Sam to study hard and do well in school. “We 89 to see you at the agency one day.” He wrote.
“Some of the kids are 90 space scientists,” Bill told a newspaper, “We expect what we say can help them keep on their space dream.”
81．A．making up B．looking for C．caring about D．talking about
82．A．easily B．quietly C．seriously D．clearly
83．A．right B．simple C．main D．real
84．A．reasons B．mind C．plans D．hobbies
85．A．action B．scary C．comedy D．space
86．A．touch B．hang C．cover D．lose
87．A．job B．test C．reply D．ticket
88．A．sea B．countries C．planets D．culture
89．A．agree B．accept C．plan D．hope
90．A．famous B．future C．dangerous D．normal
参考答案：
1．A 2．B 3．A 4．C 5．C 6．B 7．B 8．C 9．B 10．A
【导语】本文讲述了美国航天员的筛选过程和具体细节。
1．句意：许多人是有经验的飞行员。
experienced有经验的；old老的；excited兴奋的；unknown未知的。根据上文“They chose men between the ages of 20 and 35.”及下文“Others were scientists”可知，大部分人是有经验的飞行员。故选A。
2．句意：其他人是有两到三个学位的科学家。
marks记号；degrees学位；difficulties困难；choices选择。根据上文“They chose men between...pilots.”可知，美国国家航天和航空局对备选的人要求很严格，故此处指有两到三个学位的科学家。故选B。
3．句意：美国国家航天和航空局给他们要挑选的每一个人打电话，告诉他计划和他们可能遇到的危险。
dangers危险；sadness悲伤；hardship困难；exploration探索。根据下文“Dangerous Of course. It is dangerous, but most exciting.”可知，应是告诉他们可能遇到的危险。故选A。
4．句意：然后他们问他是否愿意参加培训成为一名宇航员。
satisfied满意的；scary吓人的；willing愿意的；peaceful和平的。根据前文“NASA telephoned each man they were...they might get in.”可知，此处应是问备选人员是否愿意参加培训成为一名宇航员。故选C。
5．句意：怎么会有人拒绝这样一份令人兴奋的工作呢？
accept接受；receive收到；refuse拒绝；reach到达。根据下文“Dangerous Of course. It is dangerous, but most exciting.”可知，应是没有人会拒绝这样一份令人兴奋的工作。故选C。
6．句意：当然，飞行员的健康和身体状况非常重要。
popular受欢迎的；important重要的；responsible负责人的；certain必然的。根据下文“Only those in good health and physical condition would be chosen in the end.”可知，飞行员的健康和身体状况非常重要。故选B。
7．句意：只有那些身心健康的人才会被选中。
All全部；Only只有；If如果；Neither两者都不。根据上文“The health and physical condition...of course.”及结合本句句意和备选词汇可知，只有身体条件符合的人才能被选中。故选B。
8．句意：他们学习星星和月亮，还学习地质学，岩石科学。
watched观看；looked at看；studied学习；recommend推荐。根据下文“they also studied geology, the science of rocks.”可知，此处应是他们学习星星和月亮。故选C。
9．句意：这是必要的，因为宇航员必须在月球上寻找岩石。
since自……以来；because因为；so所以；why为什么。根据“This was necessary”和“astronauts would have to look for rocks on the moon.”可知，两句构成因果关系，后面一句是原因。故选B。
10．句意：他们会试图找到可能有助于判断月球年龄的岩石。
age年龄；story故事；background背景；technology科技。根据本句“They would try to find...of the moon.”及结合备选词汇可知，此处应是他们会试图找到可能有助于判断月球年龄的岩石。故选A。
11．B 12．B 13．D 14．D 15．A 16．C 17．D 18．A 19．C 20．C
【导语】
本文主要谈论了中国天问一号火星探测仪的一些情况。
11．句意：让我们来看看你们发现了什么。
realized意识到；found发现；understood理解；met遇见。根据上文“Boys and girls, yesterday I asked you to collect some informatio n about China’s Tianwen 1probe.”可知，说的是孩子们发现了什么。故选B。
12．句意：中国是世界上第二个成功在火星上着陆探测仪的国家。
first第一；second第二；third第三；fourth第四。根据空前“Following the US”可知中国是世界上第二个成功在火星上着陆探测仪的国家。故选B。
13．句意：中国是世界上第二个成功在火星上着陆探测仪的国家。
clearly清晰地；quickly快速地；slowly缓慢地；successfully成功地。根据上文“On May 15，China’s Tianwen 1 probe made a historic landing on Mars!”可知，空处表示“成功地”。故选D。
14．句意：这将使中国科学家第一次有机会近距离研究这颗红色星球。
artists艺术家；firemen消防员；fishermen渔夫；scientists科学家。根据空后“study the Red Planetclosely”可知，空处表示“科学家”。故选D。
15．句意：天问一号探测仪何时发送的？
When何时；Where在哪里；How怎样；Why为什么。根据下文“In July 2020.”可知，问的是发送时间。故选A。
16．句意：最后的着陆更加困难。
difficult困难的；difficulty困难；more difficult更困难的；much difficult难多了。“even”修饰比较级，空处应是more difficult。故选C。
17．句意：我听说它也被称为“恐怖九分钟”。
still仍然；instead反而；ever曾经；also也。根据空前“I hear”及空后“called the ‘nine minutes of terror’”可知，空处表示“也”。故选D。
18．句意：在9分钟内，探测器必须将速度从每小时2万公里降至零，从火星上空125公里处着陆。
speed速度；height身高；weight重量；length长度。根据空后“from 20,000km per hour to zero”可知，空处表示“速度”。故选A。
19．句意：在最终着陆之前，它必须远离沿途的物体，比如岩石。
while当……时；when什么时候；before在……以前；after在……以后。根据空前“It had to move away from the objects in its way such as rocks”及空后“finally touching down”可知，空处表示“在……以前”。故选C。
20．句意：感谢你向我们展示了了不起的天问一号。
lucky幸运的；comfortable舒服的；fantastic了不起的；humorous幽默的。根据空前“Well done, Li Ping!”可知，此处表示“感谢李平向我们展示了了不起的天问一号”。故选C。
21．B 22．B 23．D 24．A 25．B 26．A 27．C 28．B 29．D 30．C
【导语】本文讲述了科学家对宇宙很感兴趣，他们坚持探索宇宙，最终发明了载人火箭。总有一天，火箭将飞到太空中的任何地方。
21．句意：多年前，他们知道许多关于月球的事情。
star星星；moon月球；sun太阳；earth地球。根据“They knew how big it is and…”及“They thought the best way was to … men to the moon.”可知，本文讲述的是科学家们还想继续探究月球的主题。故选B。
22．句意：他们知道它有多大，离地球有多远。
how much多少，问数量，修饰不可数名词，多少钱；how far多远；how many多少，问数量，修饰可数名词；how long多久。根据“… away it is from the earth”可知，此处是指它离地球有多远的距离。how far“多远”符合语境。故选B。
23．句意：但是他们想知道得更多。
So所以；And和，然后；Or或者，否则；But但是。根据“they knew many things about…They knew how big it is and … away it is from the earth.”与“ they wanted to know more”可知，“科学家们了解了一系列关于月球的信息”与“想知道得更多”之间为转折关系，应用表示转折得连词but，意为“但是”。故选D。
24．句意：他们认为最好的方法是把人类送上月球。
send送；put放；choose选择；bring带来。根据“… men …to the moon”及“The moon is about384.000 kilometers away from the earth. A plane…”可知，此处是指将人类送上月球。send sb. to sp.“送某人去某地”符合语境。故选A。
25．句意：飞机不能飞到月球，因为空气距离地球只有240公里。
walk走路；fly飞；climb爬；run跑。根据“A plane cannot …”及“But … can fly even…”可知，前者此处是指飞机不能飞到月球。fly to“飞到”符合语境。故选B。
26．句意：飞机不能飞到月球，因为空气到达地球的距离只有240公里。
reaches到达；gets得到；jumps跳；arrives到达，后搭配in或at。根据“the air … only 240 kilometers away from the earth”可知，此处指空气到达地球的距离，reach“到达，够到”，符合语境。故选A。
27．句意：但是火箭即使没有空气也能飞。
anything任何事；nothing没有什么；something某事；everything每件事。根据下文“That is a rocket”可知，此处是指火箭是一种即使没有空气也能飞的飞行器，应用复合不定代词something指代，意为“某物”。故选C。
28．句意：当火箭内部的气体变得非常热时，它会从火箭的末端冲出，所以它可以使火箭飞向天空。
before在……之前；inside在……里面；after在……之后；outside在……外面。根据“There is
gas in the rocket.”可知，此处是指在火箭的内部。故选B。
29．句意：载人火箭曾到过月球。
went去，过去式；gone去，have gone to，去了还没有回来；got得到；been是，have been to去了已经回来了。根据“Several rockets without men in them have flown to another planet … farther away than the moon. One day,rockets may be able to go to any place in space.”一些无人火箭已经飞到比月球远得多的另一个星球上，且将来能去到宇宙的任何地方，可推测，此处指载人火箭曾经去到过月球，对现在还有深远的影响。根据常识可知，载人火箭已经返回，应用现在完成时“have been”表示去过已经返回。have been to the moon“去过月球”符合语境。故选D。
30．句意：一些无人火箭已经飞到比月球远得多的另一个星球上。
more更多，修饰多音节的形容词或副词原级构成比较级，或修饰名词；many许多，修饰可数名词；much许多，修饰形容词或副词比较级或不可数名词；most最多，修饰形容词或副词原级构成最高级。根据“… farther away than the moon”可知，此处为比较级，表示比月球远得多的星球上，应用much修饰比较级farther。故选C。
31．B 32．A 33．C 34．D 35．A 36．C 37．A 38．C 39．B 40．D
【导语】本文主要讲述了科学家探索宇宙中除了地球外是否有其他星球有生命存在。
31．句意：科学家们认为地球上存在生命已有数亿年的时间了。
have been现在完成时；has been现在完成时，主语为第三人称单数；is是；are是，主语为第二人称或复数。根据句意及时间状语“for hundreds of millions of years”可知，此空应用现在完成时态。life“生命”为不可数名词。故选B。
32．句意：然而，我们在其他任何星球上还没有发现生命存在。
yet还，已经，用于否定句和疑问句；already已经，常用于肯定句；just刚刚；ever 曾经。根据句意及“have not”可知，是还没有发现生命存在。故选A。
33．句意：地球是一个行星，它绕着太阳转。
go去，走；went过去式；goes第三人称单数；going现在分词或动名词。根据句意及语境可知，这是一个客观事实，所以用一般现在时，主语是第三人称单数。故选C。
34．句意：它们中没有一个有像地球那样的环境，因此科学家认为他们不会在上面找到生命。
No one没有人；Neither两者都不；Either两者中的任意一 个；None三者或三者以上都不。根据“Seven other planets also go around the sun.”可知，是三者以上都不，且和of连用。故选D。
35．句意：太阳和围绕它运行的天体被称为太阳系，而我们的太阳系只是一个更大的恒星和行星群（被称为银河系）的一小部分。
called过去式或过去分词；call称作；to call不定式；calls第三人称单数。called＋名称表示“被称作……”，过去分词作定语。故选A。
36．句意：所以宇宙有多大？
what large无此种表达；how small多小；how large多大；how long多长。根据“It is impossible to imagine.”可知，是想象有多大。故选C。
37．句意：科学家已经发射宇宙飞船到火星去拍照片。
to take photos拍照，不定式；take photos一般现在时；taking photos现在分词或动名词；takes photos一般现在时第三人称单数。“去拍照片”是“发射宇宙飞船到火星”的目的，此空应用不定式作目的状语。故选A。
38．句意：然而，没有宇宙飞船行程足够远可以到达我们银河系的其他星球。
far enough足够远；near enough足够近。adj.＋enough表示“足够……”，形容词放在前面。根据上文“They are very far away and their light has to travel for many years to reach us.”可知，其他星球离得足够远。故选C。
39．句意：科学家们一直在问这样的问题：宇宙中有如此多的恒星，我们是独自存在，还是太空中存在生命？
lonely孤独的；alone单独地，独自；along沿着；alive活着的。根据句意及语境可知，此空是说我们人类是否是在宇宙中独自存在。故选B。
40．句意：为什么没有人和我们联系？
someone 某人；anyone任何人；somebody某人；no one没有人。根据“Have there been visitors to the earth from other planets ”可知，此处指的是没有人和我们联系。故选D。
41．C 42．A 43．B 44．D 45．C 46．A 47．B 48．D 49．C 50．B
【导语】本文介绍了一些可能会改变我们未来生活的最新技术。
41．句意：它们可能会改变我们未来的生活。
hardly几乎不；already已经；probably可能；luckily幸运地。 根据“Here are a few newest technologies. They will … change our lives in the future.”可知，这些最新的技术可能在未来改变我们的生活。故选C。
42．句意：太空之旅——我们可以飞到世界上任何一个国家。
fly飞；point指出；reply回复；give给。根据对“Space Trip”的介绍可知，我们可以飞到世界上任何一个国家。故选A。
43．句意：人们正努力让梦想有一天成为现实。
write down写下；come true实现；turn on打开；fall down跌倒。根据“People are trying to make it …”以及“In the future… may take rockets to the space. In this way they are able to visit anywhere…”可知，人们努力使这一想法实现。故选B。
44．句意：在未来，人类可能会乘坐火箭到太空。
peace和平；pllution污染；animals动物；humans人类。 根据“In this way they are able to visit anywhere they want in the space.”可知，此处指人类可能会做的事情。故选D。
45．句意：通过这种方式，他们可以在太空中访问任何他们想访问的地方。
apartmens公寓；factories工厂；space太空；sea大海。 根据本段对“Space Trip”的介绍可知，此处是指人们在太空中可以做的事情。故选C。
46．句意： NASA将不同形状和大小的机器人送入太空。
send发送；fill充满，装满；mix混合；cut切。根据“…robots of dfferent shapes and sizes into space”可知，此处是指将机器人送入太空。故选A。
47．句意：它们可以帮助人类完成更困难和危险的工作。
meaningless无意义的；dangerous危险的；sccessful成功的；simple简单的。 根据“They can help humans finish more dfficult and…jois”可知，此处是指机器人帮助人们完成更困难和更危险的工作。故选B。
48．句意：中国海底真空隧道超快列车将会比飞机快。
and和，然后；or或者；before在……之前；than比。根据“will be faster … a plane”可知，此处是将中国海底真空隧道超快列车与飞机的速度相比。故选D。
49．句意：例如，大连到天津只需27分钟，福州到台北只需13分钟，上海到东京只需2小时。
All in all总的来说；Such as例如，诸如…之类；For example例如，比如；Of course当然。根据后句的例子可知，此处是在举例子，“for example”可作为独立语插在句中，意为“例如”，
符合语境。故选C。
50．句意：例如，大连到天津只需27分钟，福州到台北只需13分钟，上海到东京只需2小时。
catches抓住，赶上；takes花费；stands站立，忍受；serves服务。根据“it only … 27 minutes from Dalian to Tianjin…”可知 ，此处是指“花费……时间”，应用take与之构成短语“it takes …”，符合语境。故选B。
51．C 52．D 53．A 54．B 55．C 56．A 57．B 58．D 59．D 60．A
【导语】本文主要讲述了人类未来可能会到火星上生活。
51．句意：这在几年前似乎是不可能的。
beautiful美丽的；wonderful精彩的；impossible不可能的；terrible可怕的。根据下文“But now the idea might come true.”可知，这件事在多年前似乎是不可能的。故选C。
52．句意：这意味着人类在1000年后要飞往另一个星球。
walk走；climb爬；dream梦想；fly飞。根据“to another plane”可知，是指飞往另一个星球。故选D。
53．句意：火星是离太阳第四近的行星，离地球很近，但比地球冷得多。
close近的；far远的；hot热的；big大的。根据常识可知，火星是距离地球很近的行星。故选A。
54．句意：几年前，他们发送机器人到那里，并希望在火星上找到水和生命。
bought买；sent送；made制作；saw看见。根据“they...robots there and wanted to find water and life on Mars. ”可知，科学家是把机器人送到火星。故选B。
55．句意：幸运地是，他们发现上面有水。
However然而；Unluckily不幸地；Luckily幸运的；So所以。根据“they found that there is water on it.”可知，这是非常幸运的事。故选C。
56．句意：2013年，荷兰科学家首次计划在2030年将人类送上火星。
humans人类；monkeys猴子；robots机器人；water水。根据下文“They offered (提供) people one-way tickets to go and build new homes on Mars.”可知，荷兰科学家是首次计划将人类送到火星。故选A。
57．句意：尽管很危险，但仍有20多万人想参加。
Because因为；Although尽管；But但是；When何时。根据下文“it was dangerous, over 200, 000 people still wanted to take part in (参加).”可知，前后句子之间是转折关系，Although引导让步状语从句。故选B。
58．句意：他们目前正在建造更大的火箭，以飞往火星。
factories工厂；cars汽车；houses房子；rockets火箭。根据“fly to Mars”可知，火星距离地球很远，科学家要通过火箭把人送到火星。故选D。
59．句意：他们也在做很多准备工作来帮助人们返回地球。
fly up to飞到；take care of照顾；look for寻找；get back to回去。根据“They offered (提供) people one-way tickets to go and build new homes on Mars.”可知，他们也在做很多准备工作来帮助人们返回地球。故选D。
60．句意：我相信人类将会登上火星，更近距离地观察我们的红色邻居。
at在；into进入；after在……之后；for为了。根据“humans will go to Mars and have an even closer look...our red neighbor”可知，是登上火星看我们的红色邻居，look at“看”，固定搭配。故选A。
61．A 62．C 63．C 64．A 65．B 66．D 67．A 68．B 69．D 70．B
【导语】本文主要介绍了David对太空的热爱。
61．句意：他总是想知道空间站是如何工作的。
wonders想知道；continues继续；accepts接受；pulls拉。根据“how space stations work”可知是想知道太空站是如何工作的。故选A。
62．句意：对他来说，太空营地比世界上任何其他营地都重要。
worse更糟的；smaller更小的；greater更好的；colder更冷的。根据“a space camp is...than any other camp in the world”可知他喜欢太空，所以太空营比其他的营地更好。故选C。
63．句意：七岁时，David有了他的第一次宇航员训练经历。
her她的；my我的；his他的；our我们。根据“David had”可知此处指David的宇航员训练经历。故选C。
64．句意：有人邀请他的父母和他去一个家庭太空营。
invited邀请；discussed讨论；beat击败；imagined想象。根据“his parents and him to a Family Space Camp”可知是邀请他和他的父母去一个家庭太空营。故选A。
65．句意：他们尝到了在太空旅行的滋味。
past过去；space空间；city城市；town乡镇。根据“a Family Space Camp.”可知这是一个太空营，所以是在太空旅行。故选B。
66．句意：David多么激动啊！
angry生气的；sad悲伤的；awful很坏的；excited激动的。根据“Everything was magical”可知每件事都很神奇，所以他应该很兴奋。故选D。
67．句意：这里有很多有趣的训练项目，他很喜欢。
enjoyed享受；threw扔；changed变化；blew吹。根据“It had a lot of fun training programs”可知他喜欢所有的训练项目。故选A。
68．句意：有人问他为什么这么喜欢太空营。
who谁；why为什么；when何时；where哪里。根据“he liked space camps so much”可知是询问他为什么如此喜欢太空营。故选B。
69．句意：这些经历影响了他的生活。
suggestions建议；problems问题；conversations交谈；experiences经历。根据“have influenced (影响) his life”可知是他的经历对他的生活有影响。故选D。
70．句意：现在David正在学习太空科学。
fixing固定；studying学习；lending借给；spelling拼写。根据“space science. He has made up his mind to be a space engineer in the future.”可知他现在在学习太空科学。故选B。
71．B 72．D 73．A 74．C 75．D 76．A 77．C 78．B 79．C 80．D
【导语】本文是一篇议论文，主要讨论人们会在月球上建造一座城市的事件是否会成为可能。
71．句意：人们会在月球上建造一座城市吗？
draw画；build建造；pollute污染；share分享。根据“a city on the moon”，结合选项可知，此处应该填入build，意为“建造”，表示“建造一座城市”。故选B。
72．句意：有些人认为这是可能的。
difficult困难的；boring无聊的；meaningless无意义的；possible可能的。根据后文“But it
won’t be easy.”可知，此处应该表示“有些人认为这是可能的。”，结合选项，此处应该填possible“可能的”。故选D。
73．句意：食物也是个问题。
Food食物；Houses房子；Air空气；Clothes衣服。根据后文“How will people…vegetables ”，结合选项可知，此处应该是表达“食物的问题”，food不可数名词，意为“食物“。故选A。
74．句意：人们将如何种植蔬菜？
find发现；eat吃；grow生长，培养；sell出售。根据“vegetables”，结合选项可知，此处应该填入动词grow，表示“种植蔬菜”。故选C。
75．句意：这里没有水，但科学家认为他们可能会发现一些冰。
or或者，否则；if如果；because因为；but但是。根据分析“There isn’t any water”和“scientists think that they might find some ice.”可知，前后互为转折关系，所以要用转折连词but连接。故选D。
76．句意：城市的能源不是问题——它将来自太阳。
come from来自；look like看起来像；get to到达；think about思考。根据“The energy (能量) for the city won’t be a problem”可知，此处指的是“能量来自太阳”，come from来自。故选A。
77．句意：也许科学家会去那里。
writers作家；workers工人；scientists科学家；doctors医生。根据前文“Who will go to the moon ”，结合选项可知，此处应该是“科学家会去那里”。故选C。
78．句意：月球上从不阴雨交加，所以它是研究恒星和行星的好地方。
animals动物；stars星星；sea海；mountain山。根据“and planets”，结合选项可知，此处应该填入一个可数名词复数，结合本文主旨可知，填入stars，意为“恒星”符合语境。故选B。
79．句意：我们可能还会为游客建一个旅馆。
seriously严重；luckily幸运地；probably或许，可能；cheaply便宜。根据语境，结合选项可知，此处应该表示对未来的猜测，所以填入probably，意为“或许，可能”符合语境。故选C。
80．句意：它会发生吗？
reach达到；expect期待；play玩，打；happen发生。根据“Maybe.”可知，此处应该是对“人们会在月球上建造一座城市的事件是否会成为可能”进行反问。happen，意为“发生”符合语境。故选D。
81．B 82．C 83．A 84．A 85．D 86．A 87．C 88．C 89．D 90．B
【导语】本文主要介绍了一位9岁的男孩申请成为一名“星球保护官员”，他在信中介绍了自己想接受这份工作的原因，且招聘公司给出了回复。
81．句意：上个月，一家太空机构告诉人们，他们正在寻找一名“星球保护官员”。
making up编造；looking for寻找；caring about关心；talking about谈论。根据“they were… ‘a planet protection (保护) officer’”及“He wrote to the agency, saying that he wanted the job”可知，是寻找一名“星球保护官员”，故选B。
82．句意：一些人嘲笑这个有趣的工作，但一个9岁的男孩认真对待这个信息。
easily容易地；quietly安静地；seriously严肃地；clearly清楚地。take sth seriously“认真对待”，固定搭配，故选C。
83．句意：我认为我是这份工作的合适人选。
right合适的；simple简单的；main主要的；real真实的。根据“he wanted the job”可知，想要这份工作，所以认为自己是合适人选，故选A。
84．句意：Sam得到这份工作的理由是什么？
reasons理由；minds头脑；plans计划；hobbies爱好。根据“my sister says I act like an alien”可知，询问得到这份工作的理由，故选A。
85．句意：Sam还说他几乎看了所有他能找到的太空电影。
action行动；scary可怕的；comedy喜剧；space太空。根据“I am young, so I can learn to think like an alien”可知，看了一些有关太空的电影，故选D。
86．句意：他最后的话可能会触动人们的心。
touch触动；hang悬挂；cover覆盖；lose失去。根据“people’s hearts”可知，触动人们的心灵，故选A。
87．句意：Sam很快就收到了比尔·布莱克的回信。
job工作；test测试；reply回复；ticket票。根据“Dear, sir, my name is Sam Lee. I think I am the… person for the job”可知，这是对于他信件的回复，故选C。
88．句意：许多人可能不知道宇航员从其他星球带回了一些东西。
sea大海；countries国家；planets星球；culture文化。根据“astronauts brought back some things
from other ”可知，宇航员是从星球带回一些东西，故选C。
89．句意：我们希望有一天能在公司见到你。
agree同意；accept接受；plan计划；hope希望。根据“to see you at the agency one day”可知，此处表达希望，故选D。
90．句意：有些孩子是未来的太空科学家。
famous著名的；future未来的；dangerous危险的；normal正常的。根据“We expect what we say can help them keep on their space dream”可知，孩子属于未来的。故选B。