题目内容
A portable lung which could help those with breathing problems lead a normal life is being developed by scientists.
The Swansea University scientists say it could take many years before the device(装置) , the size of a spectacle box (眼镜盒) , is available . Lung patients , who have seen how it would work , have welcomed the research.
Its research suggests that one person in every seven in the UK is affected by lung disease---- this equates to approximately 8 million people. As of 6 March 2009, 217 people were on the waiting list for a lung transplant(移植) according to figures by NHS Blood and Transplant .
Now scientists in Swansea are developing a portable artificial lung which could transform (改观) the lives of patients . Researchers claim that in the long term the device could offer an alternative to lung transplant , giving hope to those who suffer from conditions such as emphysema(肺气肿) and cystic fibrosis.
The device mimics the function of a lung---by getting oxygen into and carbon dioxide out of the blood stream . Professor Bill Johns came up with the idea after his son died of Cystic Fibrosis . It is important that we make something that will help people , who instead of being confined (局限) to a wheelchair with an oxygen bottle , can actually walk around and do things for themselves , he said.
Although the research has been welcomed by leading charities(慈善) , caution has also been voiced over the length of time it will take before a portable lung will become available .
“We have to stress that this is several years away from being used , even in a trial stage,” said Chris Mulholland , head of the British Lung Foundation.
Patient Elizabeth Spence from Swansea has been refused the double lung transplant she needs but remains hopeful that one day the new device could save her . “ My body will reject the lungs , so this possibly could be an answer--- another way of getting new lungs without actually having the transplant,” she said.
1.Which of the following about the portable lung would the author agree?
A. It can help a lot in lung transplants
B. It was once on display
C. It works differently from the normal one in the body
D. It’s just like an oxygen bottle.
2.It seems as if _______ really matters before the portable lung is put into use.
A. support B. money C. time D. trial
3.What’s the author’s attitude towards the portable lung ?
A. Negative. B. Doubtful. C. Curious. D. Objective.
4.Which edition can you probably find the passage ?
A. Science. B. Culture. C. Economy. D. Education.
1.B
2.C
3.D
4.A
【解析】
试题分析:文章介绍了一种新发明——便携式肺器官。这是一种只有眼镜盒大小的装置,可以模仿人体肺部功能把氧气输入血液,同时把二氧化碳排除人体血液系统。这给肺病患者带来了很大希望,但是专家称此装置还需要很长一段时间才能投入使用。
1.B推理判断题。从文章第二段Lung patients , who have seen how it would work , have welcomed the research .可知肺部患者见过这种装置的运作过程,由此推断这种发明曾经展示过,故B选项正确。
2.C细节理解题。从文章倒数第二段“We have to stress that this is several years away from being used , even in a trial stage,”可知即使是试验阶段也得需要几年的时间才能被使用。
3.D推理判断题。A消极的;B怀疑的;C好奇的;D客观的。从文章的整体内容可知,作者只是介绍这种装置,引用或转述别人的话,而没有加入个人的观点看法,由此可知D选项正确。
4.A推理判断题。文章内容是关于一种新型医疗装置,并且文章开头提出。。。is being developed by scientists,由此判断文章是选自科学版面。故A选项正确。
考点:考查科学知识类短文阅读。
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One hot night last July, when our new baby wouldn’t or couldn’t sleep, I tried everything I could think of : a warm bottle, songs gentle rocking. Nothing would settle him. Guessing that I had a long night ahead of me, I brought a portable TV into his room, figuring that watching the late movie was as good a way as any to kill of the hours till dawn. To my surprise, as soon as the TV lit up, the baby quieted right down, his little eyes focused brightly on the tube. Not to waste an opportunity for sleep, I then tiptoes out of the room, leaving him to watch the actors celebrate John Bellushi’s forty-fifth birthday.
My wife and I heard none of the baby that night, and the next morning when I went into his room, I found him still watching TV himself.
I found in my baby’s behavior a symbol of the new generation. My wife and I had given him some books to examine, but he merely spit upon them. When we read to him, he did not feel comfortable. And so it is in the schools. We find that our students don’t read and they look down upon reading and scold those of us who teach it. All they want to do is watch TV. After this experience with the baby, however, I have reached a conclusion: “Let them watch it!” If television is that much more attractive to children than books, why should we fight about it? Let them watch it all they want!
【小题1】Why did the author bring a TV set into his son’s room?
A.To make his son keep quiet. |
B.To spend the night by watching TV programs. |
C.In order not to let his son feel lonely. |
D.To make his son go to sleep as soon as possible. |
A.unexpected | B.encouraging | C.exciting | D.nervous |
A.a doctor | B.a reporter | C.an editor | D.a teacher |
A.They prefer reading to watching TV. |
B.They like watching TV after school. |
C.They would rather watch TV than read books. |
D.They like their teachers who teach them reading. |
They may be just passing your office, computer bag slung (悬挂) over one shoulder. Or they may be sitting in a car outside it, causally tapping away at a laptop. They look like innocent passers-by. In fact, they are stealing your corporate secrets.
Drive-by hacking is the trendy term given to the practice of breaking into wireless computer networks from outside the buildings that house them. A recent study in the UK, sponsored by RSA Data Security, found that two-thirds of organizations with wireless networks were risking their data in this way. Security experts patrolled (巡逻) several streets in the City of London seeking evidence of wireless networks in operation.
Of 124 that they identified, 83 were sending data without encrypting(加密)them. Such data could readily be picked up by a passer-by armed only with a portable computer, a wireless modem and a few pieces of software that can be freely downloaded from the Internet.
The data could include sensitive company documents containing valuable information. Or they could be e-mail identities and passwords that could be used by hackers to log into corporate networks as if they were legal users.
Most companies using wireless networking technology do not take even the simplest of measures to protect their data. Nearly all wireless network technology comes with some basic security features that need only to be activated (激活) in order to give a minimum level of security, for example, by encrypting the data being passed over the network.
Raymon Kruck, business development manager at Check Point Software, a security technology specialist, believes this could be partly a psychological problem. People see the solid walls of their building as safeguards and forget that wireless networks can extend up to 200 meters beyond physical walls.
Companies without any security at all on their wireless networks make it ridiculously easy for hackers to break in. Switching on the security that comes with the network technology should be automatic. Then there are other basic steps a company can take, says Mr. Kruck, such as changing the passwords on the network from the default (默认) setting.
Companies can also install firewalls, which form a barrier between the internal network and the public Internet. They should also check their computer records regularly to spot any abnormal activity, which might betray the presence of a hacker.
【小题1】According to the study sponsored by RSA Data Security, two thirds of the subjects _______.
A.had most of their company data stolen |
B.depended on wireless computer networks |
C.were exposed to drive-by hacking |
D.were unaware of the risk of wireless hacking |
A.The number of computer hacking incidents. |
B.The number of wireless computer networks identified. |
C.The way in which data are sent and received. |
D.The way in which data are hacked and stolen. |
A.data encryption program |
B.password security programs |
C.illegal-user detection |
D.firewall |
A.wireless signal administration |
B.changes in user’s awareness |
C.users’ psychological health |
D.stronger physical walls |
A.book review | B.science fiction | C.textbook | D.computer magazine |
One hot night last July, when our new baby wouldn’t or couldn’t sleep, I tried everything I could think of : a warm bottle, songs gentle rocking. Nothing would settle him. Guessing that I had a long night ahead of me, I brought a portable TV into his room, figuring that watching the late movie was as good a way as any to kill of the hours till dawn. To my surprise, as soon as the TV lit up, the baby quieted right down, his little eyes focused brightly on the tube. Not to waste an opportunity for sleep, I then tiptoes out of the room, leaving him to watch the actors celebrate John Bellushi's forty-fifth birthday.
My wife and I heard none of the baby that night, and the next morning when I went into his room, I found him still watching TV himself.
I found in my baby's behavior a symbol of the new generation. My wife and I had given him some books to examine, but he merely spit upon them. When we read to him, he did not feel comfortable. And so it is in the schools. We find that our students don't read and they look down upon reading and scold those of us who teach it. All they want to do is watch TV. After this experience with the baby, however, I have reached a conclusion: “Let them watch it!” If television is that much more attractive to children than books, why should we fight about it? Let them watch it all they want!
1.Why did the author bring a TV set into his son's room?
A.To make his son keep quiet. |
B.To spend the night by watching TV programs. |
C.In order not to let his son feel lonely. |
D.To make his son go to sleep as soon as possible. |
2.The baby's reaction to the TV program was _______ .
A.unexpected |
B.encouraging |
C.exciting |
D.nervous |
3.From this passage we know that the author is .
A.a doctor |
B.a reporter |
C.an editor |
D.a teacher |
4.Accordingg to the passage, which is true of the school children?
A.They prefer reading to watching TV. |
B.They like watching TV after school. |
C.They would rather watch TV than read books. |
D.They like their teachers who teach them reading. |