题目内容
Prediction(预言) has always been a serious business. In the old days, astrologers(星占学家) were employed(从事于)to predict the future. Today futurologists(未来学家) make scientifically-based predictions which are taken seriously. Basically, the methods used in the past and those used today are similar. You look at what is happening at the present and then project(设想) into the future.
Take something like the motor-car, for example. It’s obviously wasteful, noisy, dangerous, etc. So perhaps in the future it will have been replaced by something better. Projecting in the same way we can say that the common cold will have been cured,pollution will be got rid of,Antarctica will have been developed.money will have been replaced by credit cards,floating cities will have been built,the Jupiter(木星) will have been visited,a cure for cancer will have been discovered,the world’s mineral supplies will have been used up, and so on. But only one thing is really certain: most of us will have been completely forgotten!
1. What do astrologers and futurologists have in common?
A. They use scientific methods.
B. They make predictions.
C. They tell us something about the past.
D. They tell us something about the present.
2. Forecasts(预测) about the future are __________.
A. based on the present
B. made by astrologers
C. taken seriously
D. scientifically based
3. As far as human beings are concerned, the only really certain thing is that__________.
A. pollution will be got rid of
B. money will be replaced
C. we will disappear from the world
D. we will visit Jupiter
4. Which is the best title for the passage?
A. The Past, the Present and the Future
B. Astrologers and Futurologists
C. The Changing World
D. Tomorrow’s World
提示:
1题从第一段astrologers(星占学家) were employed(从事于)to predict the future. Today futurologists(未来学家) make scientifically-based predictions which are taken seriously可知,1题选B. 2题从第一段You look at what is happening in the present and then project(设想) into the future. 可得到2题答案A。 3题从最后一句But only one thing is really certain: most of us will have been completely forgotten!可知我们最终将消失,故3题选C. 4题文章主要讲述将来的事情,故最合适的题目就是D项。
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In the future your automobile will run on water instead of gas! You will be able to buy a supercomputer that fits in your pocket! You might even drive a flying car!
For each prediction that has come true today, several others have missed by a mile. Many of these predictions didn’t consider how people would want to use the technology, or if people really needed it in their lives or not. Let’s look at some predictions from the not-too-distant past.
Robot Helpers
Where’s the robot in my kitchen? Nowhere, of course. And he’s probably not coming anytime soon. Robots do exist today, but mostly in factories and other manufacturing environments.
Back in the 1950s, however, people said that by now personal robots would be in most people’s homes.
So why hasn’t it happened? Probably because robots are still too expensive and clumsy. And maybe the idea of robots cooking our dinners and washing our clothes is just too weird. At home we seem to be doing fine without them.
Telephones of Tomorrow
In 1964 an American company introduced the video telephone. They said by the year 2000 most people would have a video phone in their homes. But of course the idea hasn’t caught on yet.
Why? The technology worked fine, but it over—looked something obvious: people’s desire for privacy. Would you want to have a video phone conversation with someone after you just step out of the shower? Probably not---it could be embarrassing! Just because a technology available doesn’t always mean people will want to use it.
And finally, how about that crazy prediction of the flying car? It’s not so crazy anymore! But a flying car remains one of the most fascinating technology ideas to capture our imagination. Keep watching the news, or perhaps the sky outside your window, to see what the future will bring.
【小题1】 The whole passage is mainly about ________________.
A.predictions that have come true. | B.predictions that haven’t come true. |
C.why predictions don’t come true easily. | D.what technology will bring about. |
A.predictions needn’t consider people’s practical use of technology. |
B.the future isn’t always easy to guess. |
C.not all past predictions have come true. |
D.many of the high—tech things our parents thought we’d be using by now |
【小题3】The underlined word “weird” probably means __________.
A.wonderful | B.stupid | C.practical | D.strange |
A.It is too difficult to imagine. | B.It is too crazy an idea. |
C.It is likely to be made. | D.It is often reported in the news. |
Why should mankind explore space? Why should money, time and effort be spent exploring and researching something with so few apparent benefits? Why should resources be spent on space rather than on conditions and people on Earth? These are questions that, understandably, are very often asked.
Perhaps the best answer lies in our genetic makeup(基因构成) as human beings. What drove our ancestors to move from the trees into the plains, and on into all possible areas and environments? The wider the spread of a species, the better its chance of survival. Perhaps the best reason for exploring space is this genetic tendency to expand wherever possible.
Nearly every successful civilization has explored, because by doing so, any dangers in surrounding areas can be identified and prepared for. Without knowledge, we may be completely destroyed by the danger. With knowledge, we can lessen its effects.
Exploration also allows minerals and other potential (潜在的) resources to be found. Even if we have no immediate need of them, they will perhaps be useful later. Resources may be more than physical possessions. Knowledge or techniques have been acquired through exploration. The techniques may have medical applications which can improve the length or quality of our lives. We have already benefited from other spin-offs including improvements in earthquake prediction, in satellites for weather forecasting and in communications systems. Even non-stick pans and mirrored sunglasses are by-products (副产品) of technological developments in the space.
While many resources are spent on what seems a small return, the exploration of space allows creative, brave and intelligent members of our species to focus on what may serve to save us. While space may hold many wonders and explanations of how the universe was formed or how it works, it also holds dangers. The danger exists, but knowledge can help human being to survive. Without the ability to reach out across space, the chance to save ourselves might not exist.
While Earth is the only planet known to support life, surely the adaptive ability of humans would allow us to live on other planets. It is true that the lifestyle would be different, but human life and cultures have adapted in the past and surely could in the future.
【小题1】Why does the author mention the questions in Paragraph 1?
A.To express his doubts. | B.To compare different ideas. |
C.To introduce points for discussion. | D.To describe the conditions on Earth. |
A.Humans are nature-born to do so. |
B.Humans have the tendency to fight. |
C.Humans may find new sources of food. |
D.Humans don’t like to stay in the same place. |
A.survival chances | B.unexpected benefits |
C.potential resources | D.physical possessions |
A.The adaptive ability of humans. | B.Resources on the earth.. |
C.Our genetic makeup. | D.By-products in space exploration. |
A.Space exploration has created many wonders. |
B.Space exploration provided the best value for money. |
C.Space exploration can benefit science and technology. |
D.Space exploration may help us avoid potential problems on Earth. |