1、Unit 2单元加餐练.阅读理解Scientists in England are using two selfdirected water vehicles to explore the animal and plant life of the Celtic Sea.The Celtic Sea is a body of water off the southern coast of Ireland. The area is known for its unusual sea life. Scientists want to know why sea creatures are so att
2、racted to this part of the Atlantic Ocean.One of the research vehicles is powered by batteries (电池). It collects information for the National Oceanography Center in Southampton, England, and the World Wildlife Fund. The vehicles low energy requirements permit it to stay floating on water for up to 3
3、0 days. Reports of what it finds in the Celtic Sea are sent by satellite.Stephen Woodward is an engineer who helped design the vehicle. He says the vehicle has equipment that can discover small organisms called zooplankton (浮游动物) and fish. He adds that other sensing equipment measures water currents
4、 and other features of sea life. The vehicle also creates a map of the sea.Another vehicle is powered by the sun and the wind. It can stay floating on water for months. The robotic vehicle sends information about the socalled biodiversity hotspots. A biodiversity hotspot is an area of an ocean that
5、has a lot of plant and animal life activity.Lavinia Suberg is one of the scientists studying the Celtic Sea. She says productive ocean areas, like the Celtic Sea, attract zooplankton. The zooplankton then attracts fish. She adds that areas with a large increase of fish often attract sea mammals and
6、birds.Using these robotic ocean vehicles greatly reduces the cost of exploring the sea with manned laboratories. Scientists can spend more time analyzing the collected information. They say the research will give them a better understanding of the needs of the Celtic Sea for future management and pr
7、otection.语篇解读：本文为说明文。英国科学家利用水中机器人探索凯尔特海，旨在弄清为什么有如此之多的动植物生活在该海域。1Why do the British scientists explore the Celtic Sea?ATo study the geography of the sea.BTo learn why the sea is rich in sea life.CTo test their selfdirected water vehiclesDTo learn about the sea creatures in the sea.解析：选B推理判断题。由第二段“Sci
8、entists want to know why sea creatures are so attracted to this part of the Atlantic Ocean”可知，研究旨在弄清为什么凯尔特海富含海洋生物。2According to the text, the water vehicles _.Aare controlled directly by humansBwork depending on the map of the seaCcan send the information back directlyDcan keep floating on water for
9、 a long time解析：选D细节理解题。由第三段“The vehicles low energy requirements permit it to stay floating on water for up to 30 days”和第五段“It can stay floating on water for months”可知，它们都能在海中漂浮很久。3According to Lavinia Suberg, the sea mammals and birds _.Aare afraid of living aloneBmainly feed on zooplanktonClike to
10、 live in warm ocean areasDare especially interested in fish解析：选D细节理解题。由倒数第二段“She adds that areas with a large increase of fish often attract sea mammals and birds”可知，它们对鱼很感兴趣。4What is the last paragraph mainly about?AThe aim of sea exploration.BThe cost of exploring the sea.CThe importance of the wa
11、ter vehicles.DWays to deal with the collected information.解析：选C段落大意题。由最后一段“greatly reduces”， “spend more time”和“a better understanding”可知，本段旨在介绍这两个水中机器人在海底探索中的重要性。.阅读七选五How to concentrate on studiesHow to get your mind to concentrate on studies when there are all possible distractions (分心的事)? This i
12、s the biggest question that students face when its exam time. Well, here are some tips that can help you with concentration.Plan your timetable._1_ However, be realistic with your timetable and do not expect too much out of yourself._2_If you study for 5 hours without rest, you maybe get bored. So i
13、t is advised that you keep on changing your subjects so that you do not get bored. However, make sure you study at least 2 hours at each subject at a stretch (一段时间)Take interest.Unless you like what you are doing, it is not possible to focus on that task._3_ You can start with your favorite subject
14、and move on to difficult ones, once you begin to study. You can also take the difficult subject when your mind is most refreshed.Set up a study area.It is better to have a study room where you can concentrate properly without any distractions. If that is not possible, you can set up a study table in
15、 a separate corner in your home._4_5_Your mind will be at its sharpest only if you let it rest for enough time. Sleep for at least 68 hours depending upon your individual requirements. Eat healthy meals and reward yourself some free time after studies.AGet enough rest.BIntroduce variety.CGet rid of
16、distractions.DYou may even ask a friend to study with you.EIt is always best to have a plan before studying.FSo you have to take interest in what you are studying.GMake sure you study at this place so that you can help your mind focus.答案：15EBFGA.完形填空One day, my father drove his employer to another c
17、ity for a business meeting. On the outskirts (郊区) of town, they _1_ for a sandwich lunch. While they ate, several boys playing in the street passed by their _2_. One of the boys limped (跛行). Looking more closely, my fathers boss _3_ that the boy had a clubfoot (畸形足). He stepped out of the car and _4
18、_ the boy, saying that he was able to help get that foot fixed. The young boy was _5_. The businessman wrote down the boys name before the boy joined his friends down the street.The man _6_ and said to my father，“Woody, the boys name is Jimmy. Find out where he _7_ and do your best to get his parent
19、s_8_ to let him have his foot operated on. Ill pay all the costs.” They finished their sandwiches and went on their _9_.It didnt take long for my father to _10_ Jimmys house, a small one that needed paint and repair. For almost an hour, my father _11_ explained the plan to Jimmys parents. _12_， they
20、 looked at each other. When my father _13_ they still werent quite sure about the generous offer from an unknown benefactor (捐助者). Later, my fathers employer got in touch with the local government with a _14_ to send someone to Jimmys home to _15_ the family that this was a lawful offer. Soon, with
21、permission papers signed, my father took Jimmy to an excellent _16_ in another state. After five operations, his limp disappeared.His parents watched in _17_ as the returned boy stepped lightly toward them. They still could not _18_ that a man they had never seen would pay a large sum of money to ha
22、ve a foot corrected for their son.The _19_ benefactor was Mr. Henry Ford, the founder of the Ford Motor Company. He always said its more fun to do something for people _20_ they dont know who did it.语篇解读：本文是记叙文。福特汽车公司的创始人亨利福特匿名捐助了一个男孩，治好了他的跛足。1A.waitedBpaidCprepared Dstopped解析：选D由上文的“One day, my fat
23、her . business meeting”可知，作者的父亲开车送他的老板去另外一个城市开商务会议。他们来到市郊“停下(stopped)”吃一顿便饭。2A.car BtownCoffice Drestaurant解析：选A由下文的“He stepped out of the car”可知，他们在汽车里吃的三明治。可以判断，孩子们路过了这辆“汽车(car)”。 3.A.thought BobservedCdoubted Dworried解析：选B由上文的“Looking more closely”可知，老板对那个男孩进行了仔细的观察。observe“看到，观察到”。 4.A.took care
24、 of Bgot hold ofChung out with Dcaught up with解析：选D由上文可知，孩子们路过了这辆车，逐渐走远了。老板下了车，“追上(caught up with)”男孩，说他可以帮助男孩矫正跛足。 5.A.delighted BsatisfiedCinterested Drelaxed解析：选A有人愿意帮助自己消除残疾，男孩自然很“高兴(delighted)”。 6.A.laughed BapologizedCreturned Dnodded解析：选C由上文可知，老板下车以后追上男孩，记下了他的名字，然后应该“回到(returned)”车上。 7.A.play
25、s BstudiesClives Dstays解析：选C解析见下题。 8.A.determination BpermissionChelp Dplan解析：选B由下文可知，作者的父亲按照老板的吩咐，找到了男孩的家，目的是让他父母同意接受捐助。 9.A.chat BrideCmeeting Dholiday解析：选B由上文的“One day, my father . business meeting”和“On the outskirts . sandwich lunch”可知，他们吃完了三明治之后继续赶路。 10.A.build BdecorateCpaint Dfind解析：选D没过多久，作者
26、的父亲“找到(find)”了吉米的家。 11.A.patiently BbrieflyCproudly Dcalmly解析：选A这个突如其来的捐助计划会让人难以置信。作者的父亲“耐心地(patiently)”向吉米的父母介绍这项计划。 12.A.Confused BExcitedCAshamed DTired解析：选A吉米的父亲面面相觑，“迷惑不解(Confused)”。 13.A.visited BfinishedCrefused Dleft解析：选D耐心地讲解完之后，作者的父亲“离去(left)”。 14.A.purpose BdecisionCrequest Dpromise解析：选C解
27、析见下题。 15.A.warn BremindCargue Dconvince解析：选D由上文可知，吉米的父母对这项捐助计划仍存疑虑。因此，作者父亲的老板跟当地政府取得联系，请求他们派专人去吉米家，让他的父母相信这是合法的捐助活动。 16.A.hotel BhospitalCschool Dstore解析：选B由下文的“After five operations”可知，作者的父亲带着吉米去另外一个州的一家很好的“医院(hospital)”。 17.A.anger BfearCamazement Ddisappointment解析：选C由上文的“After five operations, hi
28、s limp disappeared”可知，吉米的跛脚已经治好了。他回来的时候，迈着轻快的步伐走向他父母，他的父母很“惊奇(amazement)”。 18.A.agree BadmitCprove Dbelieve解析：选D吉米的父母仍然难以“相信(believe)”，一个他们从没见过的人会花一大笔钱为他们的孩子矫正跛足。 19.A.secret BpoliteChumorous Dcautious解析：选A由上文的“an unknown benefactor”可知。 20.A.until BwhenCunless Dif解析：选B本文是一个爱心小故事。福特汽车公司的创始人亨利福特做好事不留名
29、，匿名捐助一个男孩，治好了他的跛足。文章最后一句话是点睛之笔。福特总是说：当匿名为别人做点事情时，更快乐。 .语法填空Last year, my brother and I went to Miami for a vacation. Some of my friends who had been there before said _1_ was a wonderful holiday. Before we went, we had planned for months. When the day came, we were ready.After our plane landed, we w
30、ent to the hotel. We had made our reservation six months _2_ (early), but the man at the front desk said there had been a mistake. We _3_ (tell) that our rooms hadnt been reserved for that week, _4_ for the week after. I didnt understand _5_ this would happen and my credit card had already been char
31、ged _6_ the reservation. Whats worse, the hotel had been fully booked. When we were wondering what to do, the manager came out. She was _7_ (surprise) helpful. She apologized for the mistake and give us a spare VIP room on _8_ top floor. We had never stayed in such an amazing room, and we werent cha
32、rged extra.The next day, my brother and I went to the beach _9_ we watched some people play volleyball. We got a little _10_ (sunburn), but the day had been so relaxing that we didnt mind.语篇解读：本文是一篇记叙文，讲述了作者兄弟二人前往迈阿密旅游住酒店时遇到困难，最后由酒店经理出面，给他们圆满解决问题的故事。1it考查代词。根据句意可知，此处指代上文提到的旅游目的地迈阿密(Miami)。2earlier考查
33、形容词比较级。根据语境可知，此处应用earlier表示“提早，提前”。3were told考查动词的时态和语态。句中 that 引导的从句是宾语从句，故空处要填入的应该是谓语动词，根据上文的内容，到达后我们应该是“被告诉”我们的房间没有预订，故应填一般过去时的被动语态 were told。4but考查并列连词。我们预订的不是那一周的房间，而是下一周的房间，此处表示转折关系，故填入连词 but。5why/how考查宾语从句。根据语境，此处应由 why(为什么)或how(如何)引导宾语从句。6for考查介词。固定搭配 charge sb. for sth. “向某人索取的费用”。此处表示我们被收取
34、了预订(酒店的)费用。7surprisingly考查词性转换。本空后的“helpful”是形容词，修饰形容词应用副词。8the考查冠词。top表示“顶端，顶部”，top floor前应用定冠词 the。9where考查定语从句。分析句子成分可知，空处引导定语从句，修饰先行词 beach，并在从句中作状语，故用关系副词 where。10sunburnt/sunburned考查词性转换。我们有点儿晒伤了。sunburnt/sunburned 在此处是形容词作表语，表示“晒伤的”。.短文改错The second English Festival of our school was held on l
35、ast Tuesday. It lasted from 4：20 pm to 6 pm in the auditorium. Students from Grade One and Grade Two are required to attend it. All the English teachers and some honored guests were invited to present. After the headmaster announced the opening of the festival, a guest teacher delivered a warmly spe
36、ech. He congratulated us on the opening of the ceremony or wished the event great success. Then students from each class took turns to put on some wonderful performance such as singing English songs, street dancing and short plays, all of that were popular among students. The English festival provides a good opportunity to communicate with English. It also enriches my life in a creative way.答案：第一句：去掉on第三句：arewere第四句：present前加be第五句：warmlywarm第六句：orand; great前加a第七句：performanceperformances; thatwhich第八句：within第九句：myour