单元仿専检测（五）Unit 5 The power of nature （满分：分限时：分钟）答题栏1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40I •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 cloningtechnology, suggests that it may someday be possible to completelychange the aging process because of what we learn from cloning・Scientists believe that they may be able to treat heart attack victims bycloning their healthy heart cells and injecting them into theareas 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 stem 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 organs for suffering people that will be free of rejection by their immune systems. Conditions such as Alzheimer, s disease, Parkinson" s 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 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 couples 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・1 • According to Dr Richard Seed, we can use cloning technology to ________ .A.produce more animalsB. make people live happilyC・ make people look younger D. cure people of many diseases2.We can learn from the passage that _______ ・A.cloning has already been used to treat heart diseaseB • we can treat a man' s heart disease by cloning heartsC.most people in industrial countries suffer from heart diseaseD.more people die of heart disease than of other diseases in the US3.What is the main idea of the last paragraph?A.With cloning infertile couples could have children.B.Treatment of infertility is not successful.C.Infertile couples suffer a lot physically and mentally・D・ It is difficult for couples to have more children now.4.If a patient is treated with an organ cloned from his own stem cells, _______ .A.he will suffer from heart failureB.he is more likely to develop other diseasesC・ he won，t be likely to catch other diseasesD・ his immune system won，t reject the new organBShirley is looking for work. She is nervous and feels unprepared. After being at home with her kids for fourteen years, she' s decided it' s time to work again outside her home・ I know she，11 be a great colleague wherever she works but I also know she is nervous・ So here are some tips：First impressions are important as everybody says. If you like the person within the first nine minutes of your first meeting, it is likely that the sense of a “good fit” will endure for a long time.Don" t buy fancy new clothes・ Dress in a way that doesn' t call attention to itself. Black trousers or a black skirt and comfortable shoes are OK.Make sure they know they can count on you to accept responsibilities. They want to be sure you' 11 work on your own without being fearful or asking for permission for every little thing; they want to feel confident about you. If you are not confident, fake"段装）it.Keep your hands in your lap or on the arms of the chair. Don' t play with your hair or your fingernails or anything that shows nervousness.If you don' t know something, don' t pretend you do, but tell them you are eager to learn it. Saying “No J ve never done that" or “No, I have no experience^ won' t help your case・ Instead, say "That，s something V ve been fascinated by but never had a chance to deal with before^ or T m a quick learner, and if somebody will give me points V 11 learn them/'There are some details. Show up early. Bring a newspaper to read while you wait. Laugh when something is funny・ Send a thank-you note or e-mail immediately and make it enthusiastic. Don，t call the office to see how you did.5.From Paragraph 1, we learn that Shirley ______ .A • has never worked beforeB • hasn，t worked for a long timeC •doesn，t want towork D•won' t be a good colleague6.The underlined word "endure^ in Paragraph 2 is similar in meaning to “ _______stB. improveC.disappearD. agree7.What should you dowhen you don, t know something in an interview?A.Pretend to know a lot about it.B.Think about it for a while.C.Admit it and say you want to know more about it.D・ Say sony to the interviewers and ask for the right answer.8.After the interview, you should _______ .A. express thanks soon afterwardsB. call the office to see how you didC・ wait without doing anything D. send a telegram immediatelycLooking back on my childhood, 1 am convinced that naturalists are born and not made. Although we were brought up in the same way, my brothers and sisters soon abandoned their pressed flowers and insects・ Unlike them, I had no ear for music and languages. I was not an early reader and I could not do mental arithmetic.Before World War I we spent our summer holidays in Hungary・ I have only the dim（模糊的）memory of the house we lived in, of my room and my toys. Nor do I recall clearly the large family of grandparents, aunts, uncles and cousins who gathered next door. But I do have a crystal clear memory of dogs, the farm animals, the local birds and above all, the insects.I am a naturalist, not a scientist. I have a strong love of the natural world, and my enthusiasm has led me into various investigations. I love discussing my favorite topics and enjoy burning the midnight oil reading about other people' s observations and discoveries.Then something happens that brings these observations together in my conscious mind. Suddenly you fancy you see the answer to the riddle. Because it all seems to fit togethe匚This has resulted in my publishing 300 papers and books, which some might honor with the title of scientific research•But curiosity, a keen eye, a good memory and enjoyment of the animal and plant world do not make a scientist: one of the outstanding and essential qualities required is self-discipline, a quality I lack・ A scientist can be made a naturalist. If you can combine the two, you get the best of both worlds.9・ According to the author, a born naturalist should first of all be ______ ・A. full of ambitionB. self-disciplinedC. full of enthusiasm D・ knowledgeable10.The author says that he is a naturalist rather than a scientist probably because he thinks he A. justreads about other people' s observations and discoveriesB • lacks some of the qualities required of scientistC. has a great deal of trouble doing mental arithmeticD・ comes up with solutions in most natural ways11 • The autho r can' t remember his relatives clearly because _________ .A.he didn? t live very long with themB.he was too young when he lived with themC.the family was extremely largeD・ he was fully occupied with observing nature12.Which of the following statements is true?A. The author believes that a born naturalist cannot be a scientist.B • The author read a lot of books about the natural world and oil industry.C. The author" s brothers and sisters were good at music and languages.D・ The author spent a lot of time working on riddles.DWhat will people die of 100 years from now? If you think that is a simple question, you have not been paying attention to the revolution that is taking place in bio-technology （生物技术）• With the help of new medicine, the human body will last a very long time. Death will come mainly from accidents, murder and war. Today?s leading killers, such as heart disease, cancer, and aging itself, will become distant memories.In discussion of technological changes, the Internet gets most of the attention these days・ But the change in medicine can be the real technological event of our times・ How long can humans live? Human brains were known to decide the final death. Cells （细胞）are the basic units of all living things, and until recently, scientists were sure that the life of cells could not go much beyond 120 years because the basic materials of cells, such as those of brain cells, would not last forever. But the upper limits will be broken by new medicine. Sometime between 2050 and 2IOO? medicine will have advanced to the point at which every 10 years or so, people will be able to take medicine to repair their organs. The medicine, made up of the basic building materials of life, will build new brain cells, heart cells, and so on 一in much the same way our bodies make new skin cells to take the place of old ones.It is exciting to imagine that the advance in tech no logy may be changing the most basic condition of human existenc® but many technical problems still must be cleared up on the way to this wonderful future ・13.According to the passage, human death is now mainly caused by _______ .A. diseases and agingB. accidents and warC. accidents and agingD. heart disease and war14.Humans may live longer in the future because _______ .A. heart disease will be far away from usB • h uman brains can decide the final deathC・ the basic materials of cells will last foreverD・ human organs can be repaired by new medicine15.We can learn from the passage that ________ ・A. human life will not last more than 120 years in the futureB- humans have to take medicine to build new skin cells nowC.much needs to be done before humans can have a longer lifeD.we have already solved the technical problems in building new cellsII.任务型阅读Your teen is falling asleep in classTeens have a busy morning schedule as they need to wake up and get moving very early in order to catch a bus and gel to school by the required time. This means teens need to get their rest the night before or they will be too tired to leam anything at school 16When a teen falls asleep in class, two things happen: he/she misses what is being taught and he/she loses the respect of the teacher. He/She may also receive a consequence from the school, depending on the classroom discipline policy・ 17To prevent your teen from being sleepy in class, try these three tips：*Set a time for “lights out” on school nights ・This is never be any later than 1() p. m. and preferably 9 p. m. ]& Soft music can be on and used to help calm your teen.*Help your teen develop a nighttime routine that involves activities that slow them down for the end of the day, 19 Turning off the computer and disconnecting from friends and the excitement of the day an hour before bedtime will also help your teen relax.*20 This will reinforce (增强)what it feels like to be rested and capable of accomplishing what he/she wants・A.What，s worse, they may even fall asleep in class.B.Taking a bath and reading are two activities that work well.C・ Set a good example and show him/her your love for learning・D・ Point out the positives after your teen has had a good night1 s rest.E.“Lights out^ means the computer, television, lights and cell phone should be off.F.All of these things affect your teen" s academic success and can be avoided・G・ While your teen keeps his/her goals in line w让h your expectations, he/she may have his/her own goals.III.完形填空A Young Man Learns What' s Most Important in LifeIn his busy life, Jack had little time to think about the past and little to spend with his wife and son.One day, his mother phoned him and told him that his old 21 , Mr. Belser, had died. She asked if Jack would attend the funeral・ Jack remembered _22— some of his childhood days with his old neighbor. It had been so long since Jack had thought of him・ He 23— thought Mr. Belser had died years before・Jack" s mother sai d, “He didn't forget you. When I saw him, he'd ask 24— you were doing. He" d remember the many days you spent at his home. After your father died, M匚Belser stepped in to make sure you had a man，s _25_ in your life.”"He taught me carpentry （木工手艺）,” Jack said・"I wouldn" t be in this business if it weren J t for him. He spent a lot of time 26 me important things. I， 11 be there for the funeral.^Mr. Belser" s funeral was 27 • He had no children and most of his relatives had died.The night after he returned home, Jack and his Mom 28 the old house next door. The house was 29—as Jack remembered.Jack told his Mom that there was a small gold box that Mr. Belser kept on top of his desk・ He had asked a thousand times what was inside, 31 M匚Belser only said "The thing I value mosll It was 32 • The house was exactly how Jack remembered it, except for the box. He figured someone from the Belser 33— had taken it."Now II never know what was so 34一to him： Jack said.Two weeks after Mr. Belser died, Jack discovered a note in his mailbox. "Signature requested on a package. Please 35 by the main post office：Next day Jack collected the package・ The return address 36 his attention： "Mr. Harold Belser^,.Jack opened the package・ Inside was the gold box and an envelope・"Upon my death, please _37_ this box and its contents to Jack Bennett・ It' s the thing I valued most in my life/' Jack 38 — opened the box・In side he found a simple pocket watch and also these words 39 to it, "Jack, Thanks for your time!——Harold Belser."My god! The thing he valued most was …my time."He couldn? t believe i匚Immediately he called 40 his appointments for the next two days, because he needed sometime to spend with his family・21. A.friend B・ neighborC ・ relative D・classmate22. A.working B ・ playingC・ spending D. talking23. A.honestlyC.foolishly24. A.whenC. how25. A.helpC. shadow26. A.givingC. helping27. A.bigC. small28. A.cameC. painted29. A.possiblyC. differently30. A.buriedC. locked31. A.soC. or32. A.dearC. old33. A.wifeC. family34. A.valuable C・ important35. A.stopC ・ start36・ A.gatheredC ・ greeted37. A.giveC・ return 38. A.casually C・ nervously 39. A.attached C・ reading B. actively D. carefully B • whereD. whyB. influence D. attitude B. teaching D. ass isting B • wonderful D・moving B • returned D. visited B • strangely D・completely B. discovered D. reachedB. butD・ whenB. goneD. clearB. sonD・ neighbor B • necessary D ・ expensive B. begin D・hurry B • visited D. caught B. improve D. pay B. sadly D・carefully B. writing D. printedC. inD. offIV .语法填空Everyone knows that earthquakes can damage their property.But actually, in some situations, more damage is done after an earthquake than when it 41 (happen). However, you can do a great many things 42 an earthquake that may help to protect your home・Firstly, make sure there is no gas leak.The professional 43 (suggest) is to turn off the gas line if you can.If there is a gas leak and you can, t turn it off, 44 is recommended that you get everyone out of the house go to a neighbor J s to call the fire department.Secondly, make sure none of the water pipes are broken.Even if you don" t see any water leaking, you should call the water company to see 46一the water is safe to drink.You don' t want any one of your family members to get sick because he or she has drunk 47一(safe) water, right?The last thing you should do is 48 (make) sure the foundation of the house is not cracked or sinking.A cracked or sinking foundation can be a sign 49 the house may collapse.In that case, leave the house and do not enter it until 50 expert looks at the problem.41. ________ 42. ________ 43. ________ 44. _________ 45. ________46. ________ 47. ________ 4& ________ 49. _________ 50. ________V .短文改错How the time flies. Do you still remember the days we worked hard together? During those days, we studied, playing together and helped each other. Till now, these memories remain freshly. The past 20 years has seen great change on our campus. I send you some pictures from us school website・ You can，t imagine how a beautiful campus our school has after you see them. By the way, we are raise money to build a monument in honor for the 50th anniversary of my school.VI.书面表达假设你是新华屮学的学生李华，你周末滑冰时不慎将胳膊摔折，因而未能参加英语考试。
