1、Unit 3 课时跟踪检测(三)Learning about Language & Using Language.单词拼写1We recycle (回收) waste materials such as used bottles and sheets of paper, so that they can be used again.2A greedy (贪婪的) man is never content. He wants to have more of something such as food or money than is necessary.3The vehicles have b
2、een modified to suit conditions in the desert (沙漠)4Residents who have been taken to the temporary settlements (定居点) are receiving bottled water and bread.5Development has been guided by a concern for the ecology (生态) of the area.6If I am wrong, I will swallow (收回) my words and admit my mistake.7The
3、instant (瞬间) he got the news, Mr Wang hurried out of his house, and drove all the way to the hospital.8Hes an American citizen (公民) and he expects to be treated as such.9The stronger the motivation (动机) is, the more quickly a person will learn a foreign language.10We all voted for him as our represe
4、ntative (代表).选词填空speed up， the instant， be amazed at， swallow up， be representative of， be greedy for1The government should be_representative_of the interests (利益) of the people.2If you are_amazed_at something, that means it surprises you very much.3Time was tight; he had to speed_up his car.4She ca
5、lled the police the_instant the thief left her house.5Tom is_greedy_for knowledge so he reads every book available.6It is believed that the black hole can swallow_up any objects like stars near it.完成句子1They are broadening the bridge to_speed_up_the flow of traffic.他们正在拓宽大桥，以加速车流。2Please send me an e
6、mail the_instant/instantly_you_reach_Yunnan.你一到云南就请给我发电子邮件。3Mary_is_greedy_to_learn more knowledge.玛丽渴望学习更多的知识。4The deadline is drawing near. This_is_why we are very busy.最后期限要到了。这就是为什么我们很忙。.完形填空A person may have a number of abilities and talents, but he could fail. _1_ the person is aware of his ab
7、ilities and has the determination to _2_ them, he is going to be a failure. Great people _3_ their abilities, made the best use of at least one of their talents and finally succeeded.Great men dont wait for the right opportunity to turn up on their doorstep; _4_， they create the opportunity in order
8、 to _5_ on their way to achievements. These are the people who make things _6_.Michael Dell said, “Dont spend so much time trying to choose the perfect opportunity, or you may _7_ the right opportunity.” There is no better time than right now to _8_ doing what you have been thinking about doing. The
9、 _9_ is to listen to your heart and let it carry you in the direction of your _10_. Just open your mind to different possibilities, different ways of _11_ a challenge, and it can provide you with many fresh _12_.Another key point is to act upon the seized opportunity. Many of us get the right opport
10、unity but _13_ to make use of it. This is because our _14_ are tied up with things that will give _15_ happiness. The basic tendency of human minds is to look for quick results _16_ rather than longterm satisfaction at a later stage. We should _17_ focus our efforts on vital and precious activities
11、that will take us forward in our path of _18_.With the ability to recognize the right opportunity, determination to _19_ work on it and sincerity to make the best use of it, making _20_ things happen is an absolute possibility.语篇解读：本文是议论文。有才能的人也需要创造机遇，并充分利用它，这样才能取得成功。1A.UnlessBBecauseCWhen DIf解析：选A根
12、据本空后的aware和failure可知，除非他能意识到自己的能力，并决心利用它，否则他仍将失败。2A.achieve BuseCvalue Dconsider解析：选B参见上题解析。3A.developed BadmiredCknew Dacquired解析：选C根据上句中的“aware of”可知，伟人都很清楚自己的能力并善于充分利用至少其中之一。4A.besides BthereforeCotherwise Dinstead解析：选D根据上一句可知，他们不会等着机会上门，而是会主动创造机遇。5A.fight back Bsettle downCmove ahead Dcheer up解析
13、：选C根据本空后的way可知，他们主动创造机遇，以便能在成功的道路上继续前进。6A.happen BmatterCimprove Dstop解析：选A根据上句中的create可知，他们是主动让事情发生的一类人。7A.expect BmissCdislike Drefuse解析：选B根据本空前“spend so much time”可知，不能耗费时光去等待机遇，那样你就会错失机遇。8A.start BadmitCenjoy Dpractise解析：选A现在就是开始做你长久以来一直想做的事的最佳时机。9A.challenge BkeyCintention Dgoal解析：选B根据下一段第一句中的“
14、Another key point”可知，此处是说关键之一是要听从你的内心，并且让它带你前行。10A.adventures BmemoriesCdreams Dstudies解析：选C根据上句中的“what you have been thinking about doing”可知，它能带你去追逐梦想。11A.creating BdiscoveringCaccepting Dexamining解析：选D根据本空前的“Just open your mind to different possibilities”可知，要从不同方面审视挑战。12A.wishes BtastesCideas Dexc
15、uses解析：选C根据“open your mind”及两个different可知，这样它就能给你提供许多新想法。13A.pretend BtryCforget Dfail解析：选D根据本空前的“Many of us get the right opportunity”和but可知，很多人没有利用这个机会。14A.minds BcharactersCnatures Dlives解析：选A根据下一句中的“The basic tendency of human minds”可知，那是因为我们的思想被追求立竿见影的幸福的欲望所束缚。15A.lasting BtrueCfuture Dquick解析：
16、选D根据下一句中的“look for quick results”可知，我们的思想被追求立竿见影的幸福的欲望所束缚。16A.at present Bby chanceCin person Din common解析：选A根据该空后的“rather than longterm satisfaction at a later stage”可知，思维的定势就是要追求现在立竿见影的效果。17A.immediately BconstantlyCeventually Dnormally解析：选B根据本空后的“take us forward”可知，我们应该持续不断地把注意力放在那些重要的活动上。18A.exp
17、loration BrevolutionCfreedom Dsuccess解析：选D根据第二段中的“on their way to achievements”可知，坚持努力，就能成功。19A.quietly BfreelyChonestly Dopenly解析：选C根据本空前后的“ability to recognize the right opportunity”和“sincerity to make the best use of it”可知，要有踏实工作的决心。20A.real BgreatCreasonable Dlucky解析：选B根据本空前的努力可知，有了这些，你就一定能干一番大事
18、业。.阅读理解AWe dont know how different our future will be in the future. We can only try to imagine it. At first we think about human relationship. In the year 2050, we will use computers almost every day. We will be making new friends through the Internet even our husbands or wives will be met in this
19、way. It will be much faster and easier for us. On the other hand, our relationships with people wont be as important as they are today we will feel a little lonely. Computers will also help us in many other activities in 2050. For example, they will be used by the children at school to make their le
20、arning easier. In addition, there will be much more other machines which will play a similar role as computers, like robots which will do the housework for us.Spending holidays will also be completely different. Traveling to other planets or to the moon will be available for everyone. Means of trans
21、port will, of course, change, too. We will be using solarpowered cars, which will be much more environmentally friendly.We could expect that the faster technological progress would lead to a more polluted environment. But it isnt true. We will pay more attention to protecting the environment. And, s
22、cientists will probably find cures for many dangerous diseases, like cancer or AIDS. Therefore, our surroundings as well as health will be in better condition.Although we cant predict the exact changes which will be made in the world, we often think about them. We worry about our and our childrens f
23、uture; we have expectations, hopes as well as fears. But I think we should be rather optimistic about our future. We should be happy and believe good things will happen.1Why will people probably feel a little lonely in 2050?ABecause the number of people will become much smaller.BBecause there will b
24、e less facetoface communication.CBecause people wont like making friends with each other.DBecause people wont communicate with each other much often.解析：选B细节理解题。根据第二段的内容可知，在2050年，人们主要通过电脑进行交流，很少进行面对面的交流，人与人之间的关系也就淡薄了，因此那时的人们会感到有点孤独。2The third paragraph mainly tells us _.Athat computers will do all th
25、e things for human beingsBhow people will use computers to communicate with each otherCthat machines like computers and robots will help people a lotDhow people will use robots to do the housework解析：选C段落大意题。根据第三段的内容可知，计算机和机器人等机器会给人类带来很大的帮助，故选C。3According to the passage, which of the following will h
26、appen in 2050?AThe relationship between people will be more important than that of today.BThe way of spending holidays will be the same as that of today.CIt wont be difficult for people to travel to other planets.DOur environment will be much more polluted with a growing number of cars.解析：选C细节理解题。根据
27、第四段的“Traveling to other planets or to the moon will be available for everyone.”可知C项正确。4What does the passage mainly talk about?AHow people will communicate in the year 2050.BWhat our life will be like in the year 2050.CHow people will travel and spend their holidays in the year 2050.DWhat high techn
28、ology will appear in the year 2050.解析：选B主旨大意题。文章的第一段就是本文的中心，即设想2050年的生活会是什么样子的，故选B项。BWhats more exciting than having a fresh hot pizza delivered to your door? How about having it brought to you by a robot? Thanks to Dominos Robotic Unit or DRU, that just became a reality. On March 8, the threefoot t
29、all robot made its first delivery to some lucky residents in Brisbane, Australia.The autonomous DRU is the result of a cooperation between Dominos Pizza Australia and Marathon Robotics. The machine can cover a distance of up to 12 miles and back before requiring a battery recharge. Equipped with Goo
30、gle Maps and GPS guidance, DRU can go along bike paths and sidewalks and also find the most efficient way to its destination. LIDAR, a laserbased sensor technology similar to the one used in selfdriving cars, enables DRU to detect and avoid obstacles, while traditional sensors ensure its path to its
31、 destination is safe. DRUs plastic shell protects the food from the bad weather, while its aluminum and steel container ensures that the pies remain hot.The robot can fit up to ten pizzas and even has a separate cold area to accommodate drink orders. To access their food, customers have to enter the
32、 unique code provided to them by the company. This not only ensures that they pick up the right pizza, but also prevents the pies from getting stolen.Dominos expects additional DRUs to be ready for service in their various Queensland locations within the next six months. But dont expect these super
33、cute robots to replace humans anytime soon. According to Dominos, the DRU still needs extensive testing, which the company believes could take up to two years. There is also the issue of regulations. The public use of autonomous vehicles is still banned in most countries. But Don Meij, the CEO of Do
34、minos Pizza, is not worried. He believes that one day DRU will become a necessary part of the Dominos family.语篇解读：文章介绍了一款名为DRU的机器人系统的工作原理以及它的功能：为人们派送比萨。5Whats the function of LIDAR?AKeeping DRU free of obstacles.BRecharging DRUs battery.CHelping DRU find its destination.DProtecting DRU from bad weat
35、her.解析：选A细节理解题。根据第二段中的“LIDAR . enables DRU to detect and avoid obstacles”可知，LIDAR这种基于激光传感器的技术能让机器人侦测和躲避障碍物。故选A项。6What does the underlined word “accommodate” in Paragraph 3 probably mean?AHeat.BHold.CSell. DShow.解析：选B词义猜测题。根据第三段第一句话可知，该机器人最多能装十个比萨。根据画线词前“and even has a separate cold area”可知，该机器人还有冷藏区
36、域，因此可以推断冷藏区可以容纳饮品。故选B项。7Why does the company provide codes for its customers?ATo fit up more pizzas.BTo prevent the pizza being taken by mistake.CTo keep the pizza warm.DTo get the pizza paid in time.解析：选B细节理解题。根据第三段最后一句“This not only ensures that they pick up the right pizza, but also prevents the
37、pies from getting stolen.”可知，公司让顾客输入密码不仅能保证他们拿对自己的比萨，而且还能防止比萨被偷走。故选B项。8What can we infer about the future of DRU?AIt may need some improvements.BIt will replace humans soon.CIt may be banned in Australia.DIt will soon be applied worldwide.解析：选A推理判断题。根据第四段中的“the DRU still needs extensive testing”该机器人仍然需要大量的测试可推知，该机器人需要改进，故选A项。