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1、【优化指导】（课标全国）高考英语总复习课时作业12北师大版 课时作业（十二） Unit 6 B 卷 一、阅读理解 A I live in Hollywood ? You may think people in such an attractive, fun -filled place are happier than others. Tf so, you have some mistaken ideas about the nature of happiness. Many intelligent people still equate（使相等）happiness with fun. The
2、truth is that fun and happiness have little or nothing in common. Fun is what we experience dur ing an act. Happ in ess is what we experience after an act ? It is a deeper, more long-lasting emotion. Going to an amusement park or ball game, watching a movie or television, are fun activities that hel
3、p us relax, temporarily forget our problems and maybe eve n laugh ? But they do not bring happ in ess, because their positive effects end when the fun ends. T have often thought that if Hol lywood stars have a role to play, it is to teach us t hat happ in ess has noth ing to do wi th fun .These rich
4、, beauti ful in di vidual s have constant access to exciting parties, fancy cars, expensive homes, and everything that spells uhappiness v ? But in memoir （冋忆录）after memoir, celebrities reveal the unhappiness hidden beneath all their fun： depression, alcoholism, drug addiction, broken marriages, tro
5、ubled childrcn, long-time Ioneliness. The way people hold on to the belief that a fun-filled, pain-free life equates happiness actually decreases their chances of ever attaining real happ in ess. If fun and pleasure are equated with happiness , then pain must be equated with unhappiness. But, in fac
6、t, the opposite is true： More often than not, things that lead to happiness involve some pain. As a result, many people avoid the very endeavors or efforts that are the source of true happiness. They fear the pain inevitably brought by such things as marriage, raising children, professional achievem
7、ent, religious commitment, charitable work, and sei f- improvement. 1 ? According to the passage , “fun activities v mentioned in the 2nd paragraph A. are the things we do before we find happiness B. may help us relax and forget our problems sometimes C. will lead us to the true happiness D. could p
8、rovide longasting positive effects 2. In the authors opinion, those Hollywood stars _ . A. possess happiness because they are rich and famous B. experienee almost all kinds of happy things C. tel 1 us happiness isn，t equal to fun using their own stories D. have to suffer a lot before they become suc
9、cessful 3. It is difficult for people to find real happiness because _ ? A. they believe happiness is the fun life without pain B. they find pain equals unhappiness C. they fear to lose what they al ready have in 1i fe D. they are afraid al 1 t.heir efforts were in vain 4. The main purpose of the te
10、xt is to _ . A. describe the differenee between happiness and fun B. show the true meaning of happiness C. encourage people to pursue fun activities D. advise people to find their real life B Why do human beings still risk their lives underground and doing one of the dirtiest and most dangerous jobs
11、 in the world? A small group of engineers and robotics experts envision： ） a day in the not?todistant future when robots and other technology do most of the dangerous mining work. One of the first mining robots was developed five years ago at Carnegie Mellon University“ s Robotics Institute. It was
12、called Groundhog and it looked like a golf cart. It used / 日se/s（激光）to “see ” in dark tunnels and map abandoned mines some of the most dangerous work in the business. The latest prototype is called Cave Crawler. It“ s a bit smaller than Groundhog, and even more advanced? It can take photos and video
13、s and has sensors that can detect the presence of dangerous gases ? In credibly, the robot has a real sense of logic. If it comes across em obstacle it gets momentarily confused? It has to think about what to do and where to go next? Sometimes it throws a fit just 1 ike a real person? Myles and his
14、col 1 eagues hope tha t robots like Cave Crawl er wi 11 one day be used in rescue operations. “A robot could speed up the rescue process by doing reconnaissance ,” says Chuck Whittaker, a robotics engineer at Carnegie Mellon. “The robot can go ahead and, with its sensors, report what it has found an
15、d whether it is safe for humans to proceed?” Using robots in rescue operations, though, is problematic. The lasers that guide the robots don t work in smoky envir on merits so the engineers at Carnegie Mel 1 on have experimented wi th so刃臼厂（声U内）and radar guidance systems, and wi th some success. Som
16、e experts predict that robots in mines will serve much of the same function that they do in the automotive industry. The robots do the most repetitive and dangerous jobs, but won，t get rid of the need for human workers. 5. The underlined phrase “throws a fit” in paragraph 3 probably means “_ ” ? A.
17、gets angry B. gets shocked C- becomes confused D? becomes cheerful 6. We can infer from the last paragraph that _ . A. the mining robots wi11 have a very bright future B. robots in the automotive industry must be improved C. there wi11 be no need for human workers in mines D. robots in mines will co
18、st a lot 1. What can guide the robots in smoky environments? A. The lasers? B. Sonar and radar guidance systems? C. Command guidanee systems? D. Image matching guidance systems. 二、短文填空 根据短文内容，从短文后的选项屮选出能填入空口处的最佳选项。选项屮有两项为多余选 项。 _1Some people dry roses for craft purposes. Others do it to preserve tho
19、se flowers, which are special for them, if you have received a beautiful rose bouquet from a very special person, you certainly want to keep those flowers with you for a longer period. 2_There are many di f fere nt methods for dry ing roses ? Here are some tips and guidelines： 3 Air drying is perfec
20、t for those rose buds （花蕾）t hat are not open fully. All you have to do is to remove the leaves from the stems and tie the stems together with a thread or a rubber band. 4 It will take around one to two weeks for the roses to get dry. Once they dry completely, you can use them, but, handle the dried
21、roses with care, as they will be brittle after drying? Microwave can also be used to dry roses and it is one of the quickest methods. Al 1 you have to do is to add silica gel （硅胶）to the bowl and coat the flowers with the gel?5 After that, take out the bowl and let it cool for another three to five h
22、ours. A. The only solution is to dry those flowers. B. People dry roses for a number of reasons. C. This has become extremely easy with modern technology. D? Air drying is one of the common methods adopted for drying roses? E? The next step is to hang these roses upside down, in that dark and dry ar
23、ea? F. The n ext step is to micro wave the roses for aro und two to three minu tes at a low setting? G. There are various methods of drying roses：air drying, drying in microwave and drying with drying agents. 1. _ 2. _ 3. _ 4. _ 5. _ 三、短文改错 假定英语课上老师要求同桌z间交换修改作文，请你修改你同桌写的以下作文。文中共有 10处语言错误，每句中最多有两处，每处
24、错误仅涉及一个单词的增加、删除或修改。 增加：在缺词处加一个漏字符号（A）,并在其下而写上该加的词。 删除：把多余的词用斜线（）划掉。 修改：在错的词下划一横线，并在该词下面写出修改后的词。 注意：1. 每处错误及其修改均仅限一词； 2.只允许修改10处，多者（从第11处起）不计分。 Last weekend we went mountain climbing? Even the heavy rain in the morning could not prevent us go. Setting off very early, we went along an extreme narrow r
25、oad, all in high spirits. On every side of the road were green fields and some farm house ? We could hear the sound of the rai n and our foot steps mixi ng with our laughter. At noon we reached top of the mountain ? That surprised us most was the beauty of the scenes there .After having a short rest
26、 and shar ing wi th the food we had brought, we started going dowru It rained even harder. We are wet to the skin, and we sti 11 sang and laughed happily. 参考答案与解析 课时作业（十二） Unit 6 B 卷 一、阅读理解 解题导语：是不是拥有了乐趣就拥有了幸福？文章就此展开了讨论，并以好莱坞明星的例子 告诉我们这两者Z间并不能等同。最后告诉人们什么才是真正的幸福。 1. 解析：根据第二段第六句“Going to an amusement
27、park or ball game, watching a moxie or television，are fun activities that help us relax, temporaidly forget our problems and maybe even laugh. “ 冋 知，B 项正确。 答案: B 2. 解析：根据文中第三段第一句“I have often thought that if Hollywood stais have a role to play, it is to teach us that happiness has nothing to do with
28、 fun.“ 可知 , c 项正确。 答案： c 3. 解析：根据文中第四段第句“The wav people stick to the belief that a pain-free life equates happiness actuallv reduces their chances of ever obtaining real happiness一“ 可知， A 项正确。 答案： A 4. 解析：文章向我们论述了幸福和乐趣这两者之间并不等同，并不杲有了 乐趣就有了幸福，指出什么才是真正的幸福。故B 项正确。 答案: B 5.解析：词义猜测题。此处是指矿山机器人遇到障碍时会感到困惑，并
29、认真思考，如果问题不能 解决时，也会像人一样大发脾气。 答案：A 6.解析：推理判断题。由坟后一段可知，专家预测机器人将来在矿山上的作用会同在汽车 工业领域的作用一样大，说明矿山机器人的前景非常广阔。 答案：A 7.解析：细节理解题。根据倒数第二段最后一句可知，在充满烟雾的环境中激光无法发挥 指挥作用，于是工程师们改用声呐和雷达指挥系统并获得了成功。 答案：B 二、短文填空 1. B 2. A 3.D 4. E 5. F 三、短文改鉛 tilled 5 could not prevent u.SettinS off verv eailv, we went along an 旦普 nansv X
30、 J J 亡 Xtl“ 已 HU. everv . . road, all in high spirits. On ; - rt - side of the road were green fields and 7 house mixing SOme fami 亦?血 could hear the sound of the rain and our footsteps with our laughter.At noon we reached top of the mountain.-J- surprised us most was the beauty of the scenes 曲蕊眼having a short rest and sharing 沁 、. aie the food we had brought, we started going down.lt rained ex*en hard er. We - wet W J j wwwvwww to the skin, and bur we still sang and laughed happily.