1、Unit 3 单元检测卷单元检测卷（原卷（原卷+答案）答案）选择题部分第一部分听力(共两节，满分 30 分)第一节(共 5 小题；每小题 1.5 分，满分 7.5 分)听下面 5 段对话。每段对话后有一个小题，从题中所给的 A、B、C 三个选项中选出最佳选项。听完每段对话后，你都有 10 秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。1Where is the man probably?AIn a restaurant. BIn a bank.CIn a supermarket.2What will the woman do this Saturday?AWork in her o
2、ffice.BHave lunch with the man.CAttend a meeting.3How much is the Tshirt now?A9 dollars. B21 dollars. C23 dollars.4Whats the weather like these days?ASunny. BRainy. CWindy.5What has changed about the woman?AHer home address. BHer room number.CHer office number.第二节(共 15 小题；每小题 1.5 分，满分 22.5 分)听下面 5 段
3、对话或独白。每段对话或独白后有几个小题，从题中所给的 A、B、C 三个选项中选出最佳选项。听每段对话或独白前，你将有时间阅读各个小题，每小题 5 秒钟；听完后，各小题将给出 5 秒钟的作答时间。每段对话或独白读两遍。听第 6 段材料，回答第 6、7 题。6Which month is it now?AIts June. BIts July. CIts August.7What is Tinas telephone number?A4945939. B4949359. C4549939.听第 7 段材料，回答第 8、9 题。8What will Professor Meyers do next?
4、ATake his bag. BGive a lesson. CHave lunch.9Where will Emily go?ATo her classroom. BTo the lab.CTo Professor Meyers office.听第 8 段材料，回答第 10 至 12 题。10Why didnt Michael drive for the woman?AHe was rather tired.BHe didnt have a license.CHe didnt know the way.11What will the man need a car for?ATravellin
5、g. BWorking. CShopping.12How will Michael learn to drive?ABy learning from the woman.BBy taking a driving class.CBy learning from his friends.听第 9 段材料，回答第 13 至 16 题。13What is the typical Italian food?ASalad. BHamburgers. CPasta.14How many courses do most Italian meals have?AOne or two. BThree or fou
6、r. CNine or ten.15What do Italians drink first in a meal?AWine. BSoup. CCoffee.16How many desserts do Italians eat in a meal?AOne. BTwo. CThree.听第 10 段材料，回答第 17 至 20 题。17Why is Exit special in the festival world?AIt started as a student movement.BIt is an awardwinning festival.CIt is held once a yea
7、r.18. Where is Tomorrow Land held?AIn a city of Denmark. BIn a town of Serbia.CIn a town of Belgium.19What were there on Tomorrow Lands stage in 2011?AFlowers. BWaterfalls. CAnimals.20How long has Roskilde Festival been held?AFor 35 years. BFor 40 years. CFor 50 years.第二部分阅读理解(共两节，满分 50 分)第一节(共 15 小
8、题；每小题 2.5 分，满分 37.5 分)阅读下列短文，从每题所给的四个选项 A、B、C、D 中，选出最佳选项。ADonna Strickland was awarded the 2018 Nobel Prize in Physics jointly with Arthur Ashkin and Grard Mourou for their work. Its the first time in 55 years that a woman has won this celebrated prize, but why has it taken so long? We look at four
9、other pioneering female scientists past and present who had a genuine claim to the prize.Lene HauHau is bestknown for leading the research team at Harvard University in 1999 that managed to slow a beam of light, before managing to stop it completely in 2001. Often topping Nobel Prize prediction list
10、s, could 2019 be Haus year?ChienShiung WuChienShiung Wus “Wu experiment” helped disprove the “law of conservation of parity” , a fundamental particle physics law. Her experimental work was instrumental but never honoured, and instead, her male colleagues won the 1957 Nobel Prize for their theoretica
11、l work behind the study.Jocelyn Bell BurnellPerhaps the most famous absent treatment: then student Jocelyn Bell Burnell discovered the first radio pulsars (脉冲星) in 1967, when she was a PhD student at Cambridge. The Nobel Prize that recognised this great discovery in 1974, however, went to her male s
12、upervisor, Antony Hewish. The award is considered one of the most unfair in the history of the Nobel Prize, so even some people called it “The No Bell Nobel”. Recently awarded a 2.3million Breakthrough Prize, she joked: “I feel Ive done very well out of not getting a Nobel Prize.”Lise MeitnerPhysici
13、st Lise Meitner led groundbreaking work on the discovery of nuclear fission (核裂变), the splitting of an atomic nucleus into smaller nuclei (原子核). However, the discovery was acknowledged by the 1944 Nobel Prize in Chemistry, which was won by her male colead, Otto Hahn.21Who is always predicted to win
14、the Nobel Prize?ALene Hau. BChienShiung Wu.CJocelyn Bell Burnell. DLise Meitner.22In which year was the Nobel Prize called “The No Bell Nobel”？A1944. B1957.C1967. D1974.23What is the text mainly about?ASome unfair Nobel prizes.BSome women who missed the Nobel Prize.CThe first woman who won the Nobel
15、 Prize.DSome great women physicists in history.BTraditionally, robots have been hard, made of metal and other hard material. But a team of scientists at Harvard University in the US has managed to build an entirely soft robot one that draws inspiration (灵感) from an octopus (章鱼)Described in science j
16、ournal Nature, the “Octobot” could pave the way for more effective autonomous robots that could be used in the search, rescue and exploration. “The Octobot is a minimal system which may serve as a foundation for a new generation of completely soft, autonomous robots， ” the studys authors wrote.Robot
17、s built for precise, repetitive movements in a controlled environment dont do so well on the rough ground or in unpredictable conditions. And they arent especially safe around humans because theyre made out of hard and heavy parts that could be possibly dangerous to their users.So researchers have b
18、een working on building soft robots for several ten years. Theyve taken inspiration from nature, looking to animals from jellyfish to cockroaches, which are often made up of more soft matter.But creating a completely soft robot remains a problem. Even if engineers build a silicone (硅酮) body, its sti
19、ll a big challenge to make soft versions of essential parts, such as a source of power. “Although soft robotics is still in its early stage, it holds great prospects for several applications, such as searches and rescue operations and exploration” ， Barbara Mazzolai and Virgilio Mattoli of the Itali
20、an Institute of Technologys Center for MicroBioRobotics wrote. “Soft robots might also open up new ways to improving wellness and the quality of life.”24Whats the special feature of the Octobot?AIts completely soft. BIts made of hard metal.CIts very small. DIt looks like an octopus.25Whats the disad
21、vantage of traditional robots?ATheyre hard to control.BTheyre too heavy to be moved.CThey cant predict conditions.DThey cant behave well all the time.26One of the biggest difficulties is to build soft robots _.Asilicone body Bcomplex partsCprecise movements Dsoft power source27Whats the possible app
22、lication of the Octobot?AMedical research. BLife rescue.CMachine operation. DHouse cleaning.CMore and more people around the world are living in city areas and the need for highquality fresh food is rising. At the same time, new homes, apartment buildings, shopping centers and roads are taking the p
23、lace of rich land near cities. That makes growing crops in tall buildings an interesting solution.In Dallas, Texas, a company called Green Habitat Hydroponics (GHH) sells vertical farming supplies. “You can control anything and everything you want to with hydroponics the process of growing plants in
24、 sand, small stones or water with added nutrients (营养物) but not soil， ” Kris Maxwell, a sales employee at GHH said. “For example, certain plants need certain nutrients and PH levels. But dont worry. You can change the hydroponics solutions (溶液) by adding or taking away nutrients, or by changing the
25、PH level, or even by controlling the amount of water in a solution, so that plants get all the nutrients and water requirements they need. There are even different solutions for certain stages in the plants growth.”In this indoor environment, LED lights, which are environmentally friendly, replace t
26、he sun. Heaters, coolers, special machines control the temperature and humidity (湿度). Up to 300 plants can grow in one container unit.GHH also sells aeroponic systems. With this system, plants are placed in huge containers where only the roots are put in a solution. Nutrientrich wastes from fish, fo
27、r example, are filtered and sent through the system.The good thing about this method is that no fertilizers have to be used because the fish produce all of the necessary nutrients. Another advantage of vertical farming is that no pests will damage your crops.What do you think? Does vertical farming
28、have a bright future?28Which of the following may not be the reason for vertical farming?AThe earth has to support more and more people.BMany people nowadays are flowing into cities.CPeople show greater interest in eating fresh food.DThe fields for growing crops near cities are reducing day by day.2
29、9As for vertical farming, what can be used to take the place of the sunshine?AHeaters.BCoolers.CAir conditioning machines.DLight from a kind of bulb.30The underlined word “filtered” in the fourth paragraph can be replaced by “_” Abalanced BdestroyedCremoved Dcreated31What is the advantage of aeropon
30、ic systems used in vertical farming?AThey may bring about a good harvest.BThere is no need for chemical nutrients.CPeople can get delicious food.DThey can save energy.DYou carry 1.3 kg fatty material in your head that controls everything you will ever do. This fantastic control center lets you think
31、, learn, create, and feel emotions. It also controls everything your body does. What is this amazing machine? Its your brain a structure so amazing that the famous scientist James Watson called it “the most complex thing we have yet discovered in our universe” Imagine your cat jumped onto the kitche
32、n counter, and was about to step onto a hot stove. You would have only few seconds to act. In situations like this, your brain reads the signals from your eyes and quickly calculates when, where and at what speed you need to run to save her. Then it tells your muscles to move. No computer can match
33、your brains great ability to download, process, and react to the flood of information from your eyes, ears and other sensory organs.If a bee lands on your foot, sensory neurons (感觉神经元) in your skin send this information to your brain at a speed of more than 240 kilometers per hour. Your brain then u
34、ses motor neurons (运动神经元) to send a message back to your foot: Shake the bee off quickly! Motor neurons can send this information at more than 320 kilometers per hour!Your brain has about 100 billion tiny cells: neurons it would take you more than 3,000 years if you tried to count them all. Whenever
35、 you dream, laugh, think, see or move, tiny chemical and electrical signals are racing between these neurons along billions of tiny neuron pathways. Believe it or not, the activity in your brain never stops. Countless messages fly around inside it every second, like a superfast game of table tennis.
36、 Your neurons create and send more messages than all the phones in the entire world. And although a single neuron produces only a tiny amount of electricity, all your neurons together can produce enough electricity to power a light bulb.32What does “the most complex thing” mean?AA supercomputer. BHu
37、man brains.CThe universe. DOur emotions.33What can we know from the passage?ABrains can download more information than any computer.BThe cat plays an important role in testing human brain power.CMotor neurons in human brains serve to send messages.DYour brains can use neurons to send messages back f
38、aster than bees.34The author mentions “to power a light bulb” in Para. 4 to show _.Aneurons can create lots of messagesBhow many active tiny cells the brain haveChow much electricity the brain can produceDthere is countless information in the brain35What is the main idea of the passage?AThe powerful
39、 brain is a wonderful machine.BBrains work well in controlling body movements.CThe brain is the most complex structure in the universe.DHuman brains are made up of numerous neurons.第二节(共 5 小题；每小题 2.5 分，满分 12.5 分)根据短文内容，从短文后的选项中选出能填入空白处的最佳选项，选项中有两项为多余选项。Do you remember those times when your mother to
40、ld you to avoid talking to strangers? But now youre not a child anymore. In fact, there are many advantages of talking to strangers.You can meet a really great person.Talking to a stranger is a good habit because you never know whom you may meet. _36_ You can also meet someone who will give you a ch
41、ance to get your dream job._37_You have some opinion about different subjects and you know your friends and relatives points of view about them, too. But there are millions of other people who think differently and can give you unpredictable yet smart ideas that will broaden your horizons.You can im
42、prove your social skills._38_ Asking appropriate questions and attentive listening are two skills that many of us dont have. You can better these skills when talking to a stranger.You can offer someone comfort.The thing youll definitely like about talking to strangers is that you can make someones d
43、ay better. _39_ Praise people and they will think something pleasant about you. Having a sweet short dialogue is one of those perfect chances to make people cheerful.You can find the solutions you didnt know about.Talking to someone you dont know is all about finding out something you didnt know. Yo
44、u may have some problems that you cant solve for a long time. However, someone you suddenly meet can figure out the right solution you didnt even think about before._40_AYou can expand your world view.BSmile and people will smile in return.CWhy not speak to someone until your turn comes?DIt may be t
45、he help you needed to get a long time ago.EYou shouldnt miss these unexpected chances of meeting people.FYou can meet a person who will become your best friend in the future.GWhatever social skills you have, you can make them better when talking to strangers.第三部分语言知识运用(共两节，满分 30 分)第一节(共 15 小题；每小题 1
46、分，满分 15 分)阅读下面短文，从短文后各题所给的 A、B、C、D 四个选项中，选出可以填入空白处的最佳选项。Katelyn Varga was an amazing teacher. The first day I had her social studies class, I knew we would have a great _41_. Her style of teaching was so _42_ that almost every student loved studying social studies.My favorite_43_was from our class a
47、bout the American Civil War. Each student _44_a person from the American Civil War to research and then explained his or her findings in class. Mrs. Varga could always find useful ways to make her students well _45_ while they had _46_ at the same time. Besides, she always encouraged us to explore n
48、ew things.Honestly, Mrs. Varga has a great _47_ on me. I remember I _48_ badly before. _49_ , I met Mrs. Varga and she made me become the best student that I could be. I really appreciate her coming to our school. During my eighthgrade year when I was _50_ where to go to high school, she was one of
49、the biggest reasons I continued to _51_ Conrad Schools of Science. The last day of school was a(n) _52_ one for us, because she would no longer teach me. _53_ our graduation ceremony was over, I went to her room to say my final goodbyes. Mrs. Varga gave me a big hug. _54_ of us stood there crying in
50、 each others arms.Mrs. Varga is one of the best teachers that I have ever had. She pours everything she has into her _55_. Thanks to Mrs. Varga, I had a great time at Conrad Schools of Science.41A.dream BrelationshipCmembership Dopportunity42A.interesting BdisappointingCtraditional Duncertain43A.exp
