1、Unit 2课下能力提升(五)阅读理解AThere are many ways in which human cloning is expected to benefit humans.Dr Richard Seed, one of the leading supporters of human cloning technology, suggests that it may someday be possible to completely change the aging process because of what we learn from cloning.Scientists be
2、lieve that they may be able to treat heart attack victims by cloning their healthy heart cells and injecting them into the areas of the heart that have been damaged. Heart disease is the number one killer in the US and several other industrialised countries.There has been a breakthrough with human s
3、tem cells. Embryonic stem cells can be grown to produce organs to repair or replace damaged ones. Skin for burn victims, brain cells for the brain damaged, hearts, lungs, and kidneys could be produced. By combining this technology with human cloning technology, it may be possible to produce needed o
4、rgans for suffering people that will be free of rejection by their immune systems. Conditions such as Alzheimers disease, Parkinsons disease, heart failure, and other problems can be cured if human cloning and its technology are not banned.Though current treatments for infertility (不生育) are getting
5、a fair amount of publicity in the news, they, in terms of percentages, are not very successful. Some data shows that current infertility treatments are less than 10 percent successful. Couples go through physically and emotionally painful procedures for a small chance of having children. Many couple
6、s run out of time and money without successfully having children. Human cloning could make it possible for many more infertile couples to have children than ever before possible.1According to Dr Richard Seed, we can use cloning technology to _.Aproduce more animalsBmake people live happilyCmake peop
7、le look youngerDcure people of many diseases2We can learn from the passage that _.Acloning has already been used to treat heart diseaseBwe can treat a mans heart disease by cloning heartsCmost people in industrial countries suffer from heart diseaseDmore people die of heart disease than of other dis
8、eases in the US3What is the main idea of the last paragraph?AWith cloning infertile couples could have children.BTreatment of infertility is not successful.CInfertile couples suffer a lot physically and mentally.DIt is difficult for couples to have more children now.4What is the authors attitude tow
9、ards human cloning?ASupportive.BDoubtful.CCautious. DCurious.B“BANG！” the door caused a reverberation (回声). It was just standing there, with father standing on one side, and me on the other side.We were both in great anger.“Never set foot in this house again！” stormed father. With tears welling up i
10、n my eyes, I rushed out of the flat and ran along the street.The street lights were shining, causing rather sad feelings. I wandered aimlessly.A young father who held a child in his arms walked past me. I felt as if I saw my childhood from another space: happy and carefree.But now . I dont know whet
11、her it is because I have grown up or because Dad is getting old. We differ in our ways of thinking. We are just like two people coming from two different worlds. It feels like there is an iron door between us that can never be opened.I wandered the streets, without a destination in mind. My_heart_wa
12、s_frozen_on_this_hot_summer_night. As I walked on, there were fewer and fewer people on the streets, until I had only the street lights to keep me company. When I finally reached the highrise apartment block in which I lived, I saw that the light was still on.I thought to myself，“Is father waiting f
13、or me, or is he still angry with me？”In fact, it was nothing. Perhaps, Dad was throwing away some of his old stamps. Perhaps he thought they were useless. I never had the courage to tell him that I liked collecting stamps.All the lights were off except fathers.Dad was always like this. Maybe he didn
14、t know how to express himself. After shouting at me, he never showed any mercy or any moments of regret.This was how he always was. He has been a leader for so long that telling everyone else what to do has become his second nature.The light was still on.“Am I wrong？”I whispered, maybe . With the ke
15、y in my hand, I was as nervous as I had ever been. At last, I decided to open the door. As soon as I opened the door, tears ran down my cheeks. I suddenly realized that the iron door that I had imagined between us did not exist at all. Love its second to none.5Which is the correct order of the follo
16、wing events according to the passage?aI opened the door and entered the house.bI ran out into the street angrily.cI reached the place where I lived and saw my house still brightly lit.dI recalled my happy childhood.eI began to walk about in the street without any aim.Ae，b，d，c，a Bb，e，d，c，aCb，e，c，d，a
17、De，b，c，a，d6Which of the following statements is TRUE according to the passage?AThe author fully understood why he and his father had different thinking.BThe authors father didnt approve of his stamp collecting.CThe author and his father lacked communication.DThe authors father opened the door for hi
18、m when he came back.7According to the author, why did his father often shout at him?APerhaps the father was getting older and older.BPerhaps the son had already grown up.CPerhaps they never agreed with each other.DPerhaps the father had been used to doing that.8What did the author mean by the underl
19、ined sentence“My heart was frozen on this hot summer night.”？AHe felt lonely because there were so few people on the street.BHe felt uncomfortable because it was a very hot night.CHe was completely disappointed with his father.DHe was at a loss because he had nowhere to go.CDear Mr. Wolfson，The purp
20、ose of this letter is to inform you of one of our citizens who I believe should receive some special recognition for dedicated (敬业的) community service. The person I recommend is Elizabeth Samuelson. I believe you know her in your position as volunteer coordinator (协调员)I have known Elizabeth for more
21、 than 20 years as both a friend and a neighbor. During that time I have seen her work tirelessly on scores of community projects and committees. As far as I know, she has never received any kind of recognition from the community for her work. I believe she should be given some sort of special recogn
22、ition.Just last year alone, she worked on at least six different community projects including the Park Renewal Project and the Heritage Homes FundRaising Banquet. In addition, she is a weekly driver for the MealsonWheels program and she visits patients in the care unit on a regular basis. Whenever a
23、 project or committee needs her, she will put herself into the work wholeheartedly. Im sure that if you check with a few of your staff members who have been there over the years, they will confirm Elizabeths community service record and probably be able to add many examples to the few I have given h
24、ere. By the way, Elizabeth has no idea that I am writing this. She is a humble (谦虚的) person, and if she were aware of it, she would not allow me to send it.I thought about writing such a letter about her a number of times in the past but just never took action. Then last week, I noticed in the paper
25、 that you sponsor (主办) an annual dinner at which dozens of awards are given out to people with much less community service than Elizabeth. In fact, I checked with her and she has never even been invited to that annual event!I urge you to correct that omission (疏忽) now and take action to see that Eli
26、zabeth is properly recognized for her many years of silent but outstanding service to this community.Sincerely，Linda Sullivan9Linda is Elizabeths _.Afriend and colleagueBneighbor and leaderCneighbor and workerDfriend and neighbor10From the letter we know that Linda _ Elizabeth much.Adepends on Blook
27、s down uponCignores Drespects11According to the letter, Elizabeth _.Awants to be asked to take part in the annual eventBcontributes much to the communityChas been invited to the annual dinnerDhas been given a lot of honors12What can we learn about Mr.Wolfson from the letter?AHe knows Linda quite wel
28、l.BHe is a careless person.CHe tries something to reward those who have done much community service.DHe tries his best to find Elizabeth and do something to reward her.课下能力提升(五).1解析：选C推理判断题。根据第二段中的“to completely change the aging process”可知，Richard Seed认为克隆技术可以彻底改变变老的进程。因此推知，克隆技术可以使人们看上去更年轻。2解析：选D细节理
29、解题。根据第三段最后一句可知，心脏病是美国和其他工业化国家的头号杀手，因此在美国死于心脏病的人要比死于其他疾病的人多。3解析：选A段落大意题。联系全文可知，本文的主题是人类克隆技术。最后一段点明了现在治疗不孕的成功率很低，许多夫妇饱受煎熬，最后说明了利用人类克隆技术可以使不孕的夫妇有自己的孩子，因此A项正确。4解析：选A推理判断题。根据文章第一句，特别是关键词benefit及第二至五段(都是讲人类克隆技术会给人类带来益处)可推知，作者对人类克隆技术持支持的态度。语篇解读：本文是一篇记叙文。作者与父亲吵架后负气出走，在街上游荡了一会儿后才回家。当他打开门时，却被父亲浓浓的爱意感动得热泪盈眶，此时
30、横在父子之间的那道铁门也消融了。5解析：选B事件排序题。通读全文可知，作者与父亲吵架后负气出走，在街上游荡了一段时间后想起了自己的童年，最后回到了自己住的地方，推开房门进了屋。故选B。6解析：选C推理判断题。根据第五段后三句可知，作者和父亲的思维方式不同，两个人好像是来自不同的世界，作者感觉自己和父亲之间有一道铁门。由此可推知，作者和父亲之间缺乏沟通。故选C。7解析：选D细节理解题。根据倒数第三段中的“Dad was always like this.”以及倒数第二段中的“telling everyone else what to do has become his second nature
31、”可知，父亲经常对儿子大喊大叫且已习以为常了。故选D。8解析：选C句意理解题。通读全文可知，作者是在和父亲吵架生气后才在街上闲逛的。画线句子描述的是作者在街上闲逛时的心情。由“My heart was frozen”可知，父亲的行为让作者很伤心。故选C。语篇解读：本文是一篇应用文。作者写信向Wolfson先生推荐一位多年来默默无闻为社区工作做出杰出贡献的人。9解析：选D细节理解题。根据第二段第一句可知，作者认识Elizabeth 20多年了，她们既是邻居又是朋友。故选D。10解析：选D推理判断题。作者在这封信里称赞了Elizabeth为社区工作不求名利、默默奉献并且很谦虚，希望Wolfson先生认可并表彰Elizabeth；由此可推知，她很尊敬Elizabeth。故选D。11解析：选B细节理解题。通过作者的介绍可知，Elizabeth在社区兢兢业业工作了20多年，为社区工作做出了贡献，但她却从未受到过表彰，也未被邀请参加社区年会。故选B。12解析：选C推理判断题。根据第四段第二句中的“Then last week . given out to people”可知，Wolfson先生将举办年会奖励那些为社区工作做出贡献的人。故选C。
