1 . “May 17, 2157
Dear diary,
Today, Tommy found a real book!...”
“What’s it about?” Margie asked.
“School.” replied Tommy, turning the yellow pages.
“Why would anyone write about school? I hope they can take my geography teacher away.”
“It’s not our school. This is the old sort that they had centuries ago.”
“Anyway, they had a teacher.” Margie said, reading the book over his shoulder.
“Sure, they had a teacher, but it wasn’t a regular teacher. It was a man.”
“A man? How could a man be a teacher?”
“Well, he just told the boys and girls things and gave them assignments and asked them questions.”
“A man isn’t smart enough.”
“Sure, he is. My father knows as much as my teacher.”
Margie wasn’t prepared to argue about that. She said, “I wouldn’t want a strange man in my house to teach me.”
Tommy laughed. “The teachers didn’t live in the house. They had a special building and all the kids went there.”
“And all the kids learned the same thing?”
“Sure, if they were the same age.”
“But my mother says a teacher has to be adjusted to fit the mind of each boy and girl it teaches and that each kid has to be taught differently.”
“If you don’t like it, you don’t have to read the book.”
“I didn’t say I didn’t like it,” Margie said quickly.
They weren’t even half-finished when Margie’s mother called, “Margie! School!”
“Not yet, Mamma.”
“Now!” said Mrs. Jones.
Margie said to Tommy, “Can I read the book some more with you after school?”
“Maybe,” Tommy said.
Margie went into the schoolroom, right next to her bedroom, and the mechanical teacher was on waiting for her.
The screen was lit up, and it said, “Please insert yesterday’s assignments in the proper slot.”
Margie was still thinking about the old schools they had when her grandfather’s grandfather was a little boy. All the kids from the whole neighborhood came, laughing and shouting in the schoolyard, sitting together in the schoolroom, going home together at the end of the day. They learned the same things, so they could help one another on the assignments and discussed them.
And the teachers were people…
1. Which of the following can be inferred from the passage?| A．Margie doesn’t like her school. |
| B．It’s common to read paper books in 2157. |
| C．Online learning is what Margie wants. |
| D．Tommy feels his father is smarter than his teacher. |
| A．There are only female teachers at school. |
| B．Teachers give no assignments to students. |
| C．A special building is constructed for teachers. |
| D．Students learn different things at their own pace. |
| A．Envelope. | B．Opening. |
| C．Screen. | D．Schoolroom. |
| A．Longing. | B．Objection. |
| C．Suspicion. | D．Tolerance. |
Scientists and engineers
Two American researchers, Andrew McKenzie from the University of Kansas and Jeffrey Punske of Southern Illinois University, have explored one possible problem with such travel. They considered the possibility
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4 . A parent’s hopes for 2030
When 2010 arrived, my son was only a year old—tiny and
A
I hope we finally get
I’m not sure what a warming planet will
The world is always going to be full of
The world of 2030 won’t
| A．special | B．generous | C．intelligent | D．dependent |
| A．athlete | B．adolescent | C．artist | D．engineer |
| A．month | B．century | C．year | D．decade |
| A．questions | B．experience | C．danger | D．change |
| A．worry | B．sacrifice | C．owe | D．arrange |
| A．particular | B．serious | C．optimistic | D．enthusiastic |
| A．for sure | B．as usual | C．no longer | D．till now |
| A．slow | B．record | C．complete | D．multiply |
| A．mean | B．obtain | C．share | D．seek |
| A．pick up | B．fight for | C．turn down | D．take part in |
| A．finished | B．continued | C．started | D．left |
| A．aims | B．examples | C．disagreements | D．results |
| A．escape | B．express | C．seek | D．affect |
| A．differ from | B．agree with | C．refer to | D．call for |
| A．explode | B．admire | C．prove | D．build |
Are all changes good?
It is a commonly held belief that as people get older, they become resistant to change. Their complaints that things used to be better in the past or
But is this automatically true? Are the views of an older person on a new development always to be disregarded? This would suggest that every new development must be a good
Take
6 . A robot with a sense of touch may one day feel “pain”, both its own physical pain and sympathy for the pain of its human companions. Such touchy-feely robots are still far off, but advances in robotic touch-sensing are bringing that possibility closer to reality.
Sensors set in soft, artificial skin that can detect both a gentle touch and a painful strike have been hooked up to a robot that can then signal emotions, Asada reported February 15 at the annual meeting of the American Association for the Advancement of Science. This artificial “pain nervous system,” as Asada calls it, may be a small building block for a machine that could ultimately experience pain. Such a feeling might also allow a robot to “sympathize” with a human companion’s suffering.
Asada, an engineer at Osaka University, and his colleagues have designed touch sensors that reliably pick up a range of touches. In a robot system named Affetto, a realistic looking child’s head, these touch and pain signals can be converted to emotional facial expressions.
A touch-sensitive, soft material, as opposed to a rigid metal surface, allows richer interactions between a machine and the world, says neuroscientist Kingson Man of the University of Southern California. Artificial skin “allows the possibility of engagement in truly intelligent ways”.
Such a system, Asada says, might ultimately lead to robots that can recognize the pain of others, a valuable skill for robots designed to help care for people in need, the elderly, for instance.
But there is an important distinction between a robot that responds in a predictable way to a painful strike and a robot that’s able to compute an internal feeling accurately, says Damasio, a neuroscientist also at the University of Southern California. A robot with sensors that can detect touch and pain is “along the lines of having a robot, for example, that smiles when you talk to it,” Damasio says. ‘It’s a device for communication of the machine to a human.” While that’s an interesting development, “it’s not the same thing” as a robot designed to compute some sort of internal experience, he says.
1. What do we know about the “pain nervous system”?| A．It is named Affetto by scientists. | B．It is a set of complicated sensors. |
| C．It is able to signal different emotions. | D．It combines sensors and artificial skin. |
| A．Delivered. | B．Translated. | C．Attached. | D．Adapted. |
| A．Robots can smile when talked to. |
| B．Robots can talk to human beings. |
| C．Robots can compute internal feelings |
| D．Robots can detect pains and respond accordingly. |
| A．Machines Become Emotional | B．Robots Inch to Feeling Pain |
| C．Human Feelings Can Be Felt | D．New Devices Touch Your Heart |
7 . In the 1960s and 1970s, the greatest fear was that the human race, and possibly all advanced life forms on the planet, could be wiped out by nuclear missiles. Today, however, environmental problems have taken over as the greatest risk to life on Earth. Scientists are thinking of ways to lower this risk, such as replacing coal and oil with forms of renewable energy. But they are also preparing for the worst: what can we do if the terrifying scenes in films such as The Day After Tomorrow happen in real life? What is our plan B for Earth?
One option is to explore other planets to see if we could live on them. The most likely choice is Mars, which is relatively close to Earth and has an environment less hostile than that of other planets. Mars has fascinated people since ancient times, and today our interest in Martian exploration is greater than ever before. Besides, more governments are making efforts to educate the public on the Red Planet.
There is no doubt that humankind is drawn towards Mars. However, sending people there will require all the skill, courage and intelligence. While the Moon can be reached within days, it would take months to reach Mars, travelling through dangerous solar radiation. And even if the first settlers do reach Mars safely, they may not be able to return to Earth — ever. Staying alive will be a daily challenge, but as proved by the Biosphere 2 experiment, not impossible. As early as the 1980s, scientists were building Biosphere 2 in the Arizona desert, consisting of a closed space in which people, animals and plants could live together. Although the two-year experiment was not a success, it did provide us with a better understanding of how humans might be able to live on another planet.
For now, human settlement of Mars is still decades away. Until we are finally able to live on another planet, we need to take much better care of our own. Right now, it's the only one we have!
1. What was the biggest threat to humans in the 1960s and 1970s?| A．Human race themselves. | B．All advanced life forms. |
| C．Nuclear missiles. | D．Environmental problems. |
| A．It's closest to the earth. |
| B．It has relatively appropriate living conditions. |
| C．It has drawn the public's attention in recent years. |
| D．It has a more hostile environment. |
| A．Humans have visited Mars. |
| B．The Biosphere 2 experiment proved to be valueless. |
| C．Humans will have to go and live on another planet. |
| D．Our Plan A includes developing renewable energy resources. |
| A．The Traveler. | B．Environmental Concerns. |
| C．All About Space. | D．Biology for Fun, |
3D printing and virtual reality are cool, but when are we going to be able to clone ourselves? It'd be fantastic for
In large part, cloning has been
9 . The United Arab Emirates (UAE) is mostly a desert. However, this has not stopped the country from creating great building projects. On September 26, UAE officials announced another ambitious project — Mars Science City. Expansive deserts and miles of coastline provide plenty of options for safe rocket launches (发射). And its position on the Earth makes it especially appealing as the spin of the Earth provides an extra push, meaning less fuel is needed to get payloads into orbit. All these seem to make it possible.
The Mars City Project, designed by Bjarke Ingels Group, or BIG, will provide a realistic model to simulate (模仿) living on the surface of Mars, the red planet. It is part of the UAE’s Mars 2117 Project to lead the global race to land humans on Mars and be the first to build a settlement there. Sheikh Mohammed bin Rashid, Prime Minister and ruler of Dubai, says, “The UAE seeks international support to develop technologies that benefit humans, and lay the foundation of a better future for more generations to come.”
Built outside Dubai, the 1.9 million square feet city is expected to cost $135 million. It will consist of several dome-shaped laboratories, similar to the ones imagined for the first Mars settlers. Scientists from around the word will be invited to conduct research to come up with methods to create food, water and energy, using techniques which can be copied onto the red planet. The living spaces, where the researchers can live for up to a year, will simulate the planet’s conditions as much as possible.
The research city will also include a museum featuring famous space achievements to help educate and inspire children to undertake space exploration and discovery. To discover whether the construction method works on Mars, the museum’s walls will be 3D printed using the sand from the nearby desert. Now, if they would only add some living quarters for the general public to experience life on Mars without leaving Earth, life would be perfect.
1. What can we conclude about the United Arab Emirates?| A．It is short of fine weather. |
| B．It is a nice place for launching. |
| C．It can provide adequate fuel supply. |
| D．It has the greatest architects in the world. |
| A．Educate visitors on trips to Mars. |
| B．Develop the Mars settlers’ imagination. |
| C．Find ways to produce food, water and energy on Mars. |
| D．Create a climate-controlled environment for future use. |
| A．To show famous space techniques. |
| B．To make full use of the nearby desert. |
| C．To inspire children to love exploration. |
| D．To test building skills used by Mars settlers. |
| A．UAE to Build Mars Science City |
| B．UAE’s Great Exploration of Mars |
| C．UAE to Build First Mars Settlement |
| D．UAE’s Scientistific Contribution to Humans |
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