Unit 6 单元话题完形填空专项练习-2022-2023学年九年级英语全一册单元重难点易错题精练（人教版）

这是一份Unit 6 单元话题完形填空专项练习-2022-2023学年九年级英语全一册单元重难点易错题精练（人教版），共19页。

Unit 6 单元话题完形填空专项练习
（2022·安徽·九年级课时练习）Creativity is the key to a bright future. Here is ___1___ schools and parents can help their children to develop their creativity.
Drew worked for a company in 1925. At work he invented a kind of material ___2___enough to hold things together. But his boss told him not to think more about the idea. Drew didn’t stop and finally, using his own time, made a kind of tape, which now is used everywhere by many people. And his company learned from its ___3___.
Now the company asks its workers to ___4___ 15 percent of their work time just thinking about and developing new ideas.
Creativity is not something one is just born with. A person with high intelligence does not mean that he uses it creatively. Creativity is the matter of ___5___ your intelligence to think of new ideas that are good for something.
We know that many schools have tried to develop students’ creativity, but some teachers only want to develop students’ reading, writing and math skills, and have to ___6___ creativity for correct answers. Children from such schools can give correct answers, but they are unable to use ___7___ to work out problems.
It is important to give children choices. From the earliest age, children should learn to make decisions and understand their ___8___. Even though it’s choosing between two kinds of food ___9___ lunch, decision-making helps thinking skills. As children grow older, parents should let their children decide how to use their time or spend their money, but not help too much if they make the wrong decision. The child may have a ____10____ time, but that is all right.
1．A．when B．where C．how D．what
2．A．thick B．wide C．light D．strong
3．A．effect B．thought C．suggestion D．mistake
4．A．take B．cost C．spend D．pay
5．A．finding B．using C．taking D．improving
6．A．grow up B．catch up C．give up D．hurry up
7．A．it B．them C．that D．ones
8．A．meanings B．conversations C．results D．questions
9．A．with B．to C．of D．for
10．A．hard B．lucky C．happy D．mad

（2022·江苏·九年级课时练习）I find it really hard to write about my favourite invention, because there are so many things in my life that I could choose. ___11___ , I have chosen to write about a pen.
Yes, I know that to most people a pen is boring, but to ___12___, it is a symbol of possibility. There are so many things you can do with a pen. You ___13___ write a novel or a song, record information or draw a masterpiece(杰作).
For me, a ___14___ is the beginning of something amazing. Every day, I write a new page with my pen, and I am ___15___ paving(铺设) a path for my future. I can get into Stanford University for medicine, ___16___ the Juilliard School for music. Maybe I will be a(n) ___17___ and change the world with my discoveries. Maybe I’ll ___18___ a musician and touch people’s hearts with my music. Or perhaps I will be a writer and move people through words... or a ___19___ and help children grow into the people they will become.
There are so many possibilities as to what I will do with my life, but I ____20____ that with my pen in my hand, I will write a good future for myself. Tell me what future you will write for yourself!
11．A．Also B．Instead C．Often D．However
12．A．him B．her C．me D．others
13．A．must B．should C．need D．can
14．A．novel B．pen C．song D．job
15．A．finally B．hardly C．slowly D．nearly
16．A．or B．so C．but D．and
17．A．artist B．pilot C．doctor D．scientist
18．A．meet B．become C．want D．choose
19．A．teacher B．worker C．guide D．coach
20．A．say B．know C．find D．realise

（2022·全国·九年级课时练习）These days, cars are designed using computers. Let’s look at how a new car is created.
First, several ___21___ talk about the new car and any good ideas that they have. Then they sit down at their computers and ___22___ many sketches. The best two or three drawings are chosen and then more detailed drawings of ___23___ are developed on the computer. You can change the size, shape or color of any part on the computer to see ___24___ the car would look like and then you can choose the best design.
Both the inside and the outside of the car have to be designed. Part of the inside of the car is ___25___ so that the designers can sit in it. They can feel if there is enough ___26___ inside and if they can reach ___27___. Then some cars are built—there are more than 15, 000 parts of a car to ___28___.
When everything is known to be ___29___, the cars are made in the factory. Again, computers are used to make sure that all the parts are ____30____ as they are needed. The factory usually stays open all through the night so that the car production never stops.
21．A．drivers B．designers C．workers D．inventors
22．A．draw B．order C．type D．write
23．A．bicycles B．trains C．cars D．planes
24．A．how B．if C．what D．when
25．A．painted B．locked C．built D．mended
26．A．metal B．glass C．room D．chairs
27．A．nothing B．somebody C．everything D．something
28．A．choose B．test C．show D．build
29．A．safe B．easy C．cheap D．beautiful
30．A．electronic B．comfortable C．ready D．sold

（2022·浙江·九年级课时练习）In ancient times, the Four Great Inventions in China had a great influence on the whole world. In recent years, China once again has ____31____ its ability to change the world with its “four great new inventions”: high-speed railways, mobile payment, bike-sharing and online shopping.
Do you know ____32____ the new inventions can appear in China? The “four great new inventions” are ____33____ related to China’s high-tech innovation (创新). For example, the operating mode of bike-sharing is based ____34____ the satellite navigation system (卫星导航系统), mobile payment, big data and other high technologies. This shows that China’s high-tech innovation has greatly ____35____ the quality of people’s lives.
China has entered a new innovative era, thanks to the large amount of ____36____ that China has spent encouraging innovation. China is beginning to ____37____ in innovation in some ways.
“The ‘four great new inventions’ have surely improved customer experience, and helped national and global(全球的) economy ____38____ at the same time,” said Charlie Dai, principal analyst (首席分析师) of an American market research company.
As a whole, all the Chinese are ____39____ of their four new inventions. It is increasingly clear that China is innovating and no longer copying western ideas. More and more foreigners ____40____ to promote (促进) economic development in their countries by learning from China’s innovation.
31．A．seemed B．appeared C．looked D．showed
32．A．when B．what C．why D．where
33．A．all B．both C．neither D．none
34．A．in B．on C．to D．from
35．A．improved B．finished C．invented D．wasted
36．A．people B．water C．electricity D．money
37．A．try B．lead C．win D．value
38．A．develop B．warn C．mean D．live
39．A．proud B．tired C．bored D．satisfied
40．A．afford B．repeat C．hope D．wait

（2022·全国·九年级单元测试）阅读下面一篇短文，理解大意，然后从各小题的四个选项中选出一个最佳答案，使短文连贯完整。
How would you use a radio or a telephone if you had no electricity or batteries? These ____41____ bothered (烦扰) British inventor Trevor Baylis. So in 1996 he ____42____ a wind-up (装有发条的) radio. It doesn’t need electricity or batteries. You wind it up ____43____ hand. It plays for about an hour. Then, you wind it up ____44____. Today it’s made in South Africa.
Then in 1999, Baylis invented a mobile telephone that is powered by ____45____. The shoes contain (含有) a small battery that is powered when you ____46____. This battery is connected to a mobile phone. These two simple inventions can bring modern ____47____ to all parts of the world.
Baylis doesn’t have a university degree in engineering. In ____48____, he has left high school before graduating (毕业). He just loves ____49____ things to help people. He never knows ____50____ ideas will come to him. The idea for the telephone came to him in a dream.
41．A．dreams B．problems C．wonders D．wishes
42．A．invented B．improved C．borrowed D．copied
43．A．in B．at C．on D．by
44．A．then B．slowly C．again D．finally
45．A．sun B．shoes C．caps D．wind
46．A．sleep B．walk C．rest D．chat
47．A．communications B．conversations C．suggestions D．instructions
48．A．fact B．order C．need D．time
49．A．buying B．selling C．making D．collecting
50．A．while B．because C．unless D．when

（2022·全国·九年级课时练习）
A wind power generator (发电机) is a great way to produce electricity and to save money. If it is ____51____ by combining solar and gas power, it can be a very good way to save much money and make our much ____52____.
A wind generator can be a great way to supply your home with natural, renewable (可再生的) energy. Not only it ____53____ less, it is also a clean source of energy that can be stored as long as there is ____54____. Wind generators can be easily made at home ____55____ the right guidelines (指导原则) for you to follow. But the problem is that we don’t have enough windy days to produce ____56____ of the energy for a whole day. This is ____57____ the wind power generator used for camping is fine, but not nearly enough for the average household.
There are many ____58____ in the United States which use wind power generators. The farmers set machines like propellers (螺旋桨) on poles and build them in faraway areas because they can be too ____59____. There are a lot of other things you should consider before buying a wind power generator. Many local energy companies have limited using wind power generators for extra ____60____. And the technology behind wind power generators is not prefect yet. However, if you are able to supplement the energy you need, you can use a wind power generator. This way you will save money and protect the environment as well.
51．A．taken B．used C．made D．cut
52．A．richer B．dirtier C．cleaner D．bigger
53．A．costs B．pays C．spends D．takes
54．A．cloud B．snow C．rain D．wind
55．A．about B．of C．with D．on
56．A．any B．all C．none D．few
57．A．how B．when C．where D．why
58．A．farms B．schools C．factories D．families
59．A．expensive B．large C．noisy D．terrible
60．A．usage B．electricity C．money D．food

（2022·全国·九年级课时练习）Technology is making life easier for some dairy (奶制品) farmers. They use robotic (机器人的) systems to milk their cows. Cows are ___61___ to follow a series of paths that lead to milking stations. Only one cow at a ___62___ can enter a station.
Once inside, the cow is fed with food. As the cow eats, a robotic arm cleans and connects the animal to the ___63___ machine. A few minutes later, the milking is completed. The gate is opened and the next ___64___ enters.
The robotic system is designed to operate 24 hours a day. The cows get to decide when they want to be milked. Cows are milked an average of about three times a day.
The cows ___65___ something around their necks that identify them to the system. A computer keeps ___66___ on their eating and milking. A cow is released (释放) from the station if the computer decides it should not be milked. The system also measures the temperature and color of freshly produced ___67___.
Professor Plaut believes the systems will be ___68___ with the next generation (一代) of farmers. She means young people who are more interested in technology and less interested in working all the time on the farm. Still, she says the price of robotic milking systems will continue to limit their ___69___.
Doug and Tina Suhr have more than one hundred milking cows on their _____70_____ farm. Last year it became the fourth farm in southeast Minnesota to get a robotic milking system.
61．A．learned B．trained C．found D．known
62．A．day B．week C．month D．time
63．A．washing B．cutting C．milking D．reading
64．A．cow B．robot C．people D．machine
65．A．show B．take C．make D．wear
66．A．dairies B．records C．stories D．books
67．A．beef B．drink C．milk D．skin
68．A．strange B．popular C．useless D．expensive
69．A．usage B．length C．height D．weight
70．A．country B．world C．family D．nation

（2022·宁夏·银川英才学校一模）Lin Chaodai is a 52-year-old top cook at a five-star restaurant. He had never thought about that he could take robots as his students. Last year, Lin and 10 other cooks were invited to ____71____ a menu and teach the robot students to cook.
“A good and traditional taste of ____72____  depends on perfect cooking standards,” said Lin.
___73___ before engineers began their tests, they recorded the recipes(食谱) and other important information on the computers.
Customers ____74____ make their orders through a touch screen inside the restaurant. Then the system chooses the food before sending ____75____ to 32 robots to cook. After the dishes are completed, the machines then ____76____ themselves, using less water.
“The cooking time of a dish is between three and five minutes, ” said Yan Weixin, the inventor of robots.
Restaurants with robots are popular in China as the development of food market ____77____ the industry to go digitally(数字化) . “Robotic kitchens can ____78____ improve the cooking speed and cut the cost, ”said Qiu Mi, manager of one restaurant.
“The robotic kitchens can bring a great  ____79____ in the dining business in China. ”said Lin. “The kitchens can also keep the ____80____ taste of food. ” he added. That shows his confidence in the cooking skills of robot cooks.
71．A．work B．study C．offer D．cause
72．A．dishes B．lists C．lessons D．classes
73．A．Unless B．If C．So D．When
74．A．must B．shouldn’t C．can D．can’t
75．A．them B．it C．her D．him
76．A．turn B．give C．clean D．take
77．A．introduces B．pushes C．stops D．holds
78．A．wisely B．quietly C．greatly D．differently
79．A．change B．idea C．question D．surprise
80．A．traditional B．important C．lucky D．hopeful


参考答案：
1．C    2．D    3．D    4．C    5．B    6．C    7．B    8．C    9．D    10．A
【导语】本文主要是对学校和家长如何努力帮孩子发展创造力给予的一些建议。
1．句意：以下是学校和家长如何帮助孩子发展创造力。
when什么时候；where在哪里；how怎样；what什么，根据后文可知，本文主要是对学校和家长如何努力帮孩子发展创造力给予的一些建议，故选C。
2．句意：在工作中，他发明了一种足够坚固的材料，可以把东西固定在一起。
thick厚的；wide宽的；light轻的；strong坚固的，根据“hold things together”可知，此处指坚固的材料，故选D。
3．句意：他的公司从错误中吸取了教训。
effect影响；thought想法；suggestion建议；mistake错误，根据“And his company learned from its”和“15 percent of their work time just thinking about and developing new ideas”可知，公司从错误中吸取了教训，故选D。
4．句意：现在，公司要求员工将15%的工作时间用于思考和开发新想法。
take花费，主语是物，花费的是时间；cost花费，主语是物，花费的是金钱；spend花费，主语是人，花费的是时间或金钱；pay花费，主语是人，花费的是金钱，根据逻辑主语“its workers”是人，花费的是时间，所以用spend，故选C。
5．句意：创造力是利用你的智慧去思考对某事有益的新想法。
finding找到；using使用；taking带走；improving改善，根据“your intelligence to think of new ideas that are good for something”可知，此处指使用智慧去思考，故选B。
6．句意：我们知道，许多学校都试图培养学生的创造力，但一些教师只想培养学生的阅读、写作和数学技能，为了正确的答案，不得不放弃创造力。
grow up长大；catch up赶上；give up放弃；hurry up快点，根据“We know that many schools have tried to develop students creativity, but some teachers only want to develop students’ reading, writing and math skills, and have to”可知，学生为了正确答案，不得不需要放弃创造力，故选C。
7．句意：这些学校的孩子可以给出正确的答案，但他们不能用这些答案来解决问题。
it它；them它们；that那个；ones一个，根据“Children from such schools can give correct answers”可知，此处用them代指“correct answers”，故选B。
8．句意：从很小的时候起，孩子们就应该学会做决定并明白它们的结果。
meanings意思；conversations对话；results结果；questions问题，根据“children should learn to make decisions and understand their”可知，此处指明白决定的结果，故选C。
9．句意：即使是选择两种食物作为午餐，决策也有助于思维技能。
with带有；to到；of……的；for为了，固定搭配for lunch“吃午饭”，故选D。
10．句意：孩子可能会有困难时期，但这没关系。
hard困难的；lucky幸运的；happy开心的；mad疯狂的，根据“As children grow older, parents should let their children decide how to use their time or spend their money, but not help too much if they make the wrong decision”可知，此处指孩子可能会有困难时期，故选A。

11．D    12．C    13．D    14．B    15．C    16．A    17．D    18．B    19．A    20．B

【导语】本文主要介绍了作者最喜欢的一个发明——笔。作者通过每天用笔写作，畅想自己的未来生活。作者将通过笔来书写一个美好的未来。
11．句意：但是我选择写一支笔。
Also也；Instead相反；Often经常；However但是。根据“there are so many things in my life that I could choose”可知有许多的备选选择，但是作者选择了笔，前后是转折关系。故选D。
12．句意：但对我来说，它是可能性的象征。
him他；her她；me我；others其他人。根据上文“to most people a pen is boring”可知此处是要引出“对我来说”。故选C。
13．句意：你可以写小说或一首歌，记录信息或画一幅杰作。
must必须；should应该；need需要；can可以。根据“There are so many things you can do with a pen”可知此处是要列举用笔可以做的事情。故选D。
14．句意：对我来说，一支笔是神奇的开始。
novel小说；pen笔；song歌曲；job工作。根据“Every day, I write a new page with my pen”可知本段是以笔为起始，书写未来不同的可能性。故选B。
15．句意：我正在慢慢铺设我的未来道路。
finally最后；hardly几乎不；slowly慢慢地；nearly几乎。根据“Every day, I write a new page with my pen”可知作者是每天都写一写，推测作者铺设未来是一步一步，慢慢来的过程，还未到最后。故选C。
16．句意：我可以进斯坦福大学学医，或者进茱莉亚学院学音乐。
or或者；so所以；but但是；and和。分析空格前后内容可知，“Stanford University for medicine”和“the Juilliard School for music”是选择关系。故选A。
17．句意：或许我将成为一名科学家，用我的发现改变世界。
artist艺术家；pilot飞行员；doctor医生；scientist科学家。根据“change the world with my discoveries”可知，靠发现改变世界的应该是科学家。故选D。
18．句意：或许我将成为一名音乐家，用音乐抚慰人们的心灵。
meet遇见；become成为；want想要；choose选择。根据下文“Or perhaps I will be a writer”可知此处也是表达“也许我将成为……”，选项B符合语境。故选B。
19．句意：或者一名教师，帮助孩子们成长为他们将成为的人。
teacher教师；worker工人；guide导游；coach教练。根据“and help children grow into the people they will become”可推测应该是教书育人的教师。故选A。
20．句意：但是我知道，手里拿着笔，我会为自己书写一个美好的未来。
say说；know知道；find发现；realise意识到。根据“There are so many possibilities as to what I will do with my life”可知虽然我的未来会有很多种可能，但是我清楚地知道，手里握着笔就能书写美好的未来。故选B。

21．B    22．A    23．C    24．C    25．C    26．C    27．C    28．B    29．A    30．C

【导语】本文主要讲述的是汽车制造的过程。
21．句意：首先，几个设计师谈论新车和他们的好想法。
drivers司机；designers设计师；workers工人；inventors发明家。根据“talk about the new car and any good ideas that they have. ”以及下文“so that the designer”可知是指设计师，故选B。
22．句意：然后他们坐在电脑前画许多草图。
draw画画；order命令；type打字；write写。根据“many sketches. The best two or three drawings”可知是画草图，故选A。
23．句意：从中选出最好的两到三张图纸，然后在计算机上绘制出较为详细的汽车图纸。
bicycles自行车；trains火车；cars汽车；planes飞机。根据上文“These days, cars are designed using computers. Let’s look at how a new car is created.”可知本文讲述的是汽车的设计，故选C。
24．句意：你可以改变电脑上任何部分的大小、形状或颜色，看看汽车会是什么样子，然后你可以选择最好的设计。
how如何；if是否；what什么；when什么时候。根据“the car would look like”可知是指看看汽车是什么样子的，故选C。
25．句意：汽车内部的一部分是为了让设计师可以坐在里面而建造的。
painted油漆；locked锁；built建造；mended修理。根据“the designers can sit in it”可知这部分是被建造出来的，故选C。
26．句意：他们能感觉到里面是否有足够的空间，是否能够到任何东西。
metal金属；glass玻璃；room空间；chairs椅子。根据“inside”可知是指车内部的空间，故选C。
27．句意：他们能感觉到里面是否有足够的空间，是否能够到任何东西。
nothing没有什么；somebody某人；everything一切；something某事。根据“inside and if they can reach ...”可知是看看是否坐在车里面能够够到所有的东西，故选C。
28．句意：然后制造出一些汽车——一辆汽车需要测试的部件超过15000个。
choose选择；test测试；show展示；build建造。根据“Then some cars are built—there are more than 15, 000 parts of a car to”可知车辆制造出来后，还有很多部分需要测试的，故选B。
29．句意：当知道一切都是安全的时候，汽车就在工厂制造。
safe安全的；easy容易的；cheap便宜的；beautiful美丽的。根据“the cars are made in the factory.”可知移交工厂前，要保证汽车的一切都是安全的，故选A。
30．句意：同样，计算机被用来确保所有的部件都准备好了。
electronic电子的；comfortable舒服的；ready准备好的；sold卖。根据“as they are needed.”可知是指所需要的都准备好了，故选C。

31．D    32．C    33．A    34．B    35．A    36．D    37．B    38．A    39．A    40．C

【导语】本文主要讲述“新中国四大发明”：高铁，电子支付，共享单车和网上购物。这新发明关系着中国新科技的创新，中国已经进入了一个新的创新时代。越来越清楚的一件事是中国正在创新。
31．句意：最近这些年，中国又一次用“新四大发明”展示了改变世界的能力：高铁，电子支付，共享单车和网上购物。
seemed似乎；appeared出现；looked看；showed展示。根据“China once again has…its ability”可知，向世界展示它的能力，故选D。
32．句意：你知道为什么新发明能出现在中国吗？
when什么时候；what什么；why为什么；where在哪里。根据“ The ‘four great new inventions’are…related to China’s high-tech innovation”可知，本句话解释新四大发明出现的原因，故选C。
33．句意：“新四大发明”都与中国新科技的创新有关。
all全部，表示三者及以上；both全都，表示两者之间；neither两个都不；none全都不。空格处表示都有关，四个大于三，故选A。
34．句意：例如，共享单车的运营模式是基于卫星导航系统、移动支付、大数据等高科技。
in在……里；on在……上；to到；from从。base on“基于”，固定搭配，故选B。
35．句意：这展示了中国的高科技创新已经极大地提高了人们生活质量。
improved提高；finished完成；invented发明；wasted浪费。根据“China’s high-tech innovation has greatly … the quality of people’s lives”可知，这些发明极大地提高了人们的生活水平，故选A。
36．句意：中国已经进入了一个新的创新时代，由于中国在鼓励创新上已经花费了大量的金钱。
people人；water水；electricity电；money钱。空格处为that引导的定语从句，空格处的单词作spend的宾语，中国在鼓励创新上，花费了大量的金钱，故选D。
37．句意：中国将会在一些方面开始引领创新。
try尝试；lead引导；win赢；value价值。根据“China is beginning to … in innovation in some ways”可知，中国将引领创新，故选B。
38．句意：一家美国市场研究公司的首席分析师戴查理说：“新四大发明确实提高了客户体验，同时也帮助了国家和全球经济发展。”
develop发展；warn警告；mean意味着；live居住。根据“helped national and global(全球的) economy”可知，此处指帮助经济发展，故选A。
39．句意：作为整体，所有的中国人以他们新四大发明而自豪。
proud自豪的；tired劳累的；bored无聊的；satisfied满意的。根据“all the Chinese are…of their four new inventions”可知，中国人都以这几个发明而自豪，故选A。
40．句意：越来越多的外国人希望通过学习中国的创新来促进自己国家的经济发展。
afford支付得起；repeat重复；hope希望；wait等待。根据“promote (促进) economic development in their countries by learning from China’s innovation”可知，他们希望能够促进自己国家的经济发展，故选C。

41．B    42．A    43．D    44．C    45．B    46．B    47．A    48．A    49．C    50．D

【导语】本文主要介绍了英国发明家Trevor Baylis发明了不同的发电方式，来解决没有电的问题。重点介绍了其中两项发明，即带有发条的收音机和用鞋充电的移动电话。
41．句意：这些问题使英国发明家Trevor Baylis感到烦恼。
dreams梦想；problems问题；wonders奇迹；wishes希望。根据“bothered (烦扰) British inventor Trevor Baylis”可知，使他感到烦恼的应该是这些问题。故选B。
42．句意：所以在1996年，他发明了一台装有发条的收音机。
invented发明；improved改进；borrowed借进；copied复制。根据“British inventor Trevor Baylis”可知，他是发明家，应该是发明了那台收音机。故选A。
43．句意：你用手给它上发条。
in在里面；at在；on在上面；by由，通过。根据语境，此处短语by hand表示“通过手动的方式”。故选D。
44．句意：然后，你再次上发条。
then然后；slowly慢慢地；again再次；finally最后。根据“It plays for about an hour.”可知，它上发条后可以持续约一小时，那么停下之后应该是再次上发条。故选C。
45．句意：然后在1999年，Baylis发明了一种能通过鞋子发电的移动电话。
sun太阳；shoes鞋子；caps帽子；wind风。根据下一句“The shoes contain (含有) a small battery...”可知，此处应提到shoes，故选B。
46．句意：这种鞋子含有一个小电池，这个电池在你走路时可以充电。
sleep睡觉；walk走路；rest休息；chat聊天。根据语境和常识，鞋子用于走路，故只有在走路时才能充电。故选B。
47．句意：这两项简单的发明可以给世界各地带来现代通讯。
communications通讯，交流；conversations谈话；suggestions建议；instructions说明。根据上文可知，带有发条的收音机和用鞋充电的移动电话这两项发明都是通讯方面的，故选A。
48．句意：事实上，他高中还没毕业就退学了。
fact事实；order顺序；need需要；time时间。固定短语in fact表示“事实上”，故选A。
49．句意：他只是喜欢制作东西来帮助人们。
buying买；selling卖；making制作；collecting收集。根据语境，本文主要介绍他的两项发明，与之意思相关的是“制作东西”。故选C。
50．句意：他从不知道什么时候会产生灵感。
while在同时；because因为；unless除非；when当……时候。根据“ The idea for the telephone came to him in a dream.”可知，用鞋充电的移动电话那项发明是他在梦中得到的灵感，故前一句应该表示“他从不知道什么时候会产生灵感。”故选D。

51．B    52．C    53．A    54．D    55．C    56．B    57．D    58．A    59．C    60．B

【导语】本文是一篇说明文，向我们介绍风能发电的相关内容。
51．句意：如果把太阳能和天然气结合起来使用，这将是一个很好的方法，可以节省很多钱，也更清洁。
taken拿；used使用；made制作；cut切。根据“If it is...by combining solar and gas power”可知，把太阳能和天然气结合起来使用，故选B。
52．句意：如果把太阳能和天然气结合起来使用，这将是一个很好的方法，可以节省很多钱，也更清洁。
richer更富有的；dirtier更脏的；cleaner更干净的；bigger更大的。根据常识可知，风能、太阳能和天然气都是清洁能源，所以如果将它们结合起来使用将会使我们的生存环境更加干净。故选C。
53．句意：它不仅成本低，而且是一种清洁的能源，只要有风就可以储存。
costs花费钱，主语是物；pays付款，主语是人；spends花费，主语是人；takes花费，主语是物。it在句中指代a wind generator，当物作主语时，表示“花费钱”要用cost。故选A。
54．句意：它不仅成本低，而且是一种清洁的能源，只要有风就可以储存。
cloud云；snow雪；rain雨；wind风。根据常识可知，风力发电的前提是有风。故选D。
55．句意：根据正确的指导方针，你可以很容易地在家里制作风力发电机。
about关于；of……的；with和；on在……上。根据“Wind generators can be easily made at home...the right guidelines”可知，在家使用风力发电需要有正确指导，介词with表示“带有”符合语境。故选C。
56．句意：但问题是我们没有足够多的有风的日子来生产一整天的所有能源。
any任何；all所有的；none没有；few几乎没有。根据“But the problem is that we don’t have enough windy days to produce...of the energy for a whole day.”可知，不够一整天的所有能源，故选B。
57．句意：这就是为什么用于野营的风力发电机很好，但对普通家庭来说远远不够的原因。
how如何；when何时；where哪里；why为什么。根据“This is...the wind power generator used for camping is fine, but not nearly enough for the average household.”可知，风力发电产生的能源有限是它适用于野营但不适用于家用的原因，故选D。
58．句意：美国有许多农场使用风力发电机。
farms农场；schools学校；factories工厂；families家庭。根据“The farmers...”可知，是农场，故选A。
59．句意：农民们把像螺旋桨一样的机器安装在杆子上，然后在很远的地方建造，因为它们可能太吵了。
expensive昂贵的；large大的；noisy吵闹的；terrible糟糕的。根据常识可知，人们将它们建在很远的地方是因为风力发电会产生很大的噪声。故选C。
60．句意：许多当地能源公司已经限制使用风力发电机来提供额外电力。
usage使用；electricity电；money钱；food食物。风力发电是发电方式的补充，故此处表示额外的电能。故选B。

61．B    62．D    63．C    64．A    65．D    66．B    67．C    68．B    69．A    70．C

【导语】本文是一篇说明文，介绍了智能挤奶机器人系统。
61．句意：奶牛经过训练通过一系列路线到达挤奶站。
learned学习；trained训练；found发现；known知道。根据下文“follow a series of paths that lead to milking stations”可知，奶牛被训练之后，会通过一系列路线到达挤奶站。故选B。
62．句意：一次只有一头奶牛可以进入挤奶站。
day日；week周；month月份；time次。根据下文“The gate is opened and the next cow enters”可知，一次只有一头奶牛可以进入挤奶站。故选D。
63．句意：奶牛在进食的时候，一只机器手臂会为奶牛清洁，并将其连接到挤奶机。
washing清洗；cutting切；milking挤奶；reading阅读。根据下文“A few minutes later, the milking is completed”可知，此处指的是将奶牛连接到挤奶机。故选C。
64．句意：大门打开，下一头奶牛进入。
cow奶牛；robot机器人；people人们；machine机器。根据上文“Only one cow at a time can enter a station”可知，一次只能进去一头奶牛，故此处指的是下一头奶牛进来。故选A。
65．句意：奶牛脖子上都戴有某样东西，以便系统识别。
show展示；take花费；make制作；wear戴。根据下文“around their necks”可知，此处指的是脖子上戴有某些东西。故选D。
66．句意：电脑记录它们的进食和产奶情况。
dairies牛奶场；records记录；stories故事；books书。根据下文“on their eating and milking”可知，电脑会记录奶牛的进食和产奶情况。故选B。
67．句意：这个系统还可以测量新生产的牛奶的温度和色泽。
beef牛肉；drink饮料；milk牛奶；skin皮肤。根据上文“A cow is released (释放) from the station if the computer decides it should not be milked”可知，系统被用来处理与挤奶产奶相关的事务，所以也与生产出的牛奶有关。故选C。
68．句意：普劳特教授相信，这种系统将受到下一代农民的欢迎。
strange奇怪的；popular受欢迎的；useless无用的；expensive昂贵的。根据下文“She means young people who are more interested in technology and less interested in working all the time on the farm”可知，这种系统将受到下一代农民的欢迎。be popular with意为“受……欢迎”，符合句意，故选B。
69．句意：机器人挤奶系统高昂的价格还是会继续使它们的使用受到限制。
usage使用；length长度；height高度；weight重量。由句中的“Still”可知，本句表示转折，结合选项可推知此处表示“价格会限制它们的使用”，故选A。
70．句意：道格和蒂娜·苏尔在他们的家庭农场里有100多头奶牛。
country国家；world世界；family家庭；nation民族。根据上文“Doug and Tina Suhr”可知，两人的一般是家庭农场。故选C。

71．B    72．A    73．C    74．C    75．B    76．C    77．B    78．C    79．A    80．A

【导语】本文是一篇说明文，主要介绍了餐饮机器人。
71．句意：去年，林和其他 10 位厨师受邀研究菜单并教机器人学生做饭。
work工作；study研究；offer提供；cause导致。根据“a menu and teach the robot students to cook.”可知，林是一个厨师，所以他是去研究菜谱，故选B。
72．句意：“美味的传统菜肴取决于完美的烹饪标准，”林说。
dishes菜肴；lists清单；lessons课程；classes班级。根据“depends on perfect cooking standards”可知，是菜肴需要完美的烹饪标准，故选A。
73．句意：所以在工程师开始测试之前，他们在电脑上记录了食谱和其他重要信息。
Unless除非；If如果；So因此；When当……时候。上文提到，美味的传统菜肴取决于完美的烹饪标准，所以他们记录了食谱和其他重要信息。此处是因果关系，故选C。
74．句意：顾客可以通过餐厅内的触摸屏下订单
must必须；shouldn’t不应该；can能够；can’t不能。根据“make their orders”可知，顾客可以下单，表示能够，故选C。
75．句意：然后系统选择食物，然后将其发送给32个机器人进行烹饪。
them他们；it它；her她；him他。根据“the system chooses the food”可知，此处代词指代食物，是不可数名词，需用it，故选B。
76．句意：餐具完成后，机器会自行清洁，用水量更少。
turn转；give给；clean清洁；take拿走。根据“using less water.”可知，此处表示清洗机器，故选C。
77．句意：随着食品市场的发展推动行业数字化，带有机器人的餐厅在中国很受欢迎。
introduces介绍；pushes促进；stops停止；holds举起。根据“as the development of food market”可知，是因为食品市场的发展推动了行业的数字化，故选B。
78．句意：机器人厨房可以大大提高烹饪速度，降低成本。
wisely明智地；quietly安静地；greatly巨大地；differently不同地。根据“The cooking time of a dish is between three and five minutes”可知，一道菜只要几分钟就好了，所以机器人厨房可以大大提高烹饪速度，故选C。
79．句意： 机器人厨房可以给中国的餐饮业带来巨大的变化。
change改变；idea想法；question问题；surprise惊讶。根据前文可知，食品行业进行了数字化的变革，所以肯定会对中国的餐饮业带来巨大变化，故选A。
80．句意：厨房还可以保留食物的传统味道。
traditional传统的；important重要的；lucky幸运的；hopeful有希望的。根据“A good and traditional taste of”可知，机器人厨房是可以保留食物的传统味道，故选A。