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When a person walks, the movement of his head, trunk, hipbones and limbs are all reflected in changes in his body. A computer1these changes into a database. Later, the computers can2identify him according to these changes. This is a new biological identification method and it can quickly identify an examinee3disturbing him. It's especially suitable for use in airports and supermarkets.
Everybody's voice is4. When a person's voice is recorded by an instrument, its voice frequency spectrum is called his sound print. Like a fingerprint, everybody's sound print is different. How can computers5his sound? First, his voice is recorded, which allows the computers to become familiar with his voice. It will then turn his sound characteristics into a6of digits. These digits represent the frequency, pitch and rhythm of the person’s voice. These are the7on which the computers can distinguish1 his voice from8.
When that person needs to be identified, after he says only one word or two, the computers can identify him. The computers can even identify sounds coming9the wires. This will provide a10guarantee to electric banks and electric purchases.
We often bring ID cards2, work cards, or driver licenses with us to prove our identity. If all these cards are forgotten or lost, how can we prove11we are? In fact, it's not difficult to prove whom you are, because your body12has identifying markers. Some are physiological features, such as fingerprints, sounds, facial types and eye color. The computer can help to identify you. Suppose your features have already been stored in the database3. To identify you, we have to take your picture with a camera and send it to a computer for13. First, the computer needs to reposition this picture according to the position of your eyes4, and then starts to read themessage of your physiological features such as the14of your pupil5 to the whites of your eyes6 and the shape of his nose. Next, it seeks matching records from the database. Finally, it makes a15.
- 1.
- A.checks
- B.stores
- C.revises
- D.modifies
- A.
- 2.
- A.nearly
- B.approximately
- C.roughly
- D.accurately
- A.
- 3.
- A.without
- B.with
- C.for
- D.in
- A.
- 4.
- A.identical
- B.similar D unique D sole
- A.
- 5.
- A.hear
- B.understand
- C.distinguish
- D.record
- A.
- 6.
- A., origin
- B.cause
- C.reason
- D.basis
- A.
- 7.
- A.othre’s
- B.another’s
- C.each other’s
- D.one another’s
- A.
- 8.
- A.at
- B.on
- C.in
- D.through
- A.
- 9.
- A.cleverer
- B.tidier
- C.smarter
- D.safer
- A.
- 10.
- A.how
- B.whom
- C.what
- D.where
- A.
- 11.
- A.oneself
- B.themselves
- C.ifself
- D.himself
- A.
- 12.
- A.processing
- B.copying
- C.coloring
- D.revising
- A.
- 13.
- A.size
- B.type
- C.ratio
- D.shapr
- A.
- 14.
- A.recommendating
- B.decision
- C.proposal
- D.contribution
- A.
Everyone becomes a little more forgetful as they get older, but men's minds decline more than women's, according to the results of a worldwide survey.
Certain differences seem to be inherent in male and female brains: Men are better at maintaining and dealing with mental images (useful in mathematical reasoning<推论;说服> and spatial <空间的>skills), while women tend to excel (擅长) at recalling information from their brain's files (helpful with language skills and remembering the locations of objects).
Many studies have looked for a connection between sex and the amount of mental decline (衰退) people experience as they age, but the results have been mixed.
Some studies found more age-related decline in men than in women, while others saw the opposite or even no relationship at all between sex and mental decline. Those results could be improper because the studies involved older people, and women live longer than men: The men tested are the survivors, "so they're the ones that may not have shown such cognitive(认知的;认识的) decline," said study team leader Elizabeth of the University of Warwick in England.
People surveyed completed four tasks that tested sex-related cognitive skills: matching an object to its rotated(旋转的) form, matching lines shown from the same angle, typing as many words in a particular category (范畴) as possible in the given time, e.g. "object usually colored gray", and recalling the location of objects in a line drawing. The first two were tasks at which men usually excel; the latter are typically dominated(占有主导地位的) by women.
Within each age group studied, men and women performed better in their separate categories on average. And though performance declined with age for both genders(性别), women showed obviously less decline than men overall(全部地).
- 1.
The underlined word in the second paragraph means_________.
- A.natural
- B.great
- C.obvious
- D.absolute
- A.
- 2.
According to the passage, which of the following can Not be typed into the same category?
- A.cloud
- B.sheep
- C.trees
- D.goose
- A.
- 3.
Which of the following statements is true according the article?
- A.Men do better than women when it comes to learning English.
- B.Women stand out at remembering people’s names.
- C.Men excel at typing as many words in a particular category as possible in the given time.
- D.Women excel at dealing mathematic problems.
- A.
- 4.
One important factor that affects the correctness of the results is that _________.
- A.the old men tested may not have shown such cognitive decline
- B.people surveyed are all old
- C.people taking part in this test came from all over the world
- D.women live longer than men
- A.
- 5.
The author aims to tell us that __________.
- A.women’s minds perform better than men’s
- B.men’s minds decline more with age
- C.everyone becomes a little more forgetful as they get older
- D.a survey on human’s mind decline was done recently
- A.
On July 16,1960, Jane Goodall, a 26-year-old former secretary from England, began to study the behavior of chimpanzees in the wild. Until that time, scientists had mostly observed and studied chimpanzees in laboratories and zoos. Few scientists had gone to study chimpanzees in the remote areas of Africa where the chimps live. When scientists had studied the chimpanzees in the wild, they hadn't spent long periods of time observing them. Jane Goodall planned to watch chimpanzees in Africa over a ten-year period and see exactly how they behaved. She was not a professional scientist when she started out. Her book, In the Shadow of Man, tells how she began her project and what she discovered.
As Goodall said in 1973,“I had no qualification at all. I was just somebody with a love of animals.”Her love of animals drew her to Africa where she met Dr. Leakey SB. Leakey was a world-famous scientist who was studying how prehistoric people lived. Since chimpanzees are human's closest living relatives, Leakey thought prehistoric people might have lived in the same way that chimpanzees live today. Leakey told Goodall that studying chimpanzees might give clues about the way that early people lived.
Leakey asked Goodall to study the chimpanzees on the shores of lake Tanganyika in Africa. The chimpanzees were very shy and the country was difficult to travel through. Goodall took on the difficult job of finding and watching the chimpanzees.
1.It is clear from the text that Jane Goodall decided to study chimpanzees ________.
[ ]
A.because she was working in the laboratory
B.when she was doing research for a book
C.because of her scientific work in England
D.after she met Dr. Leakey in Africa
2.According to the information, finding chimpanzees in Africa would be a difficult task for Jane because ________.
[ ]
A.the country was rugged and the animals were timid
B.the chimpanzees may not remain in the area for ten years
C.Jane would have to identify areas where prehistoric people had lived
D.Dr. Leakey was not aware of the conditions in which the chimpanzees live
3.The title of Jane's book, In the Shadow of Man, ________.
[ ]
A.reflects Jane's passion for her work
B.hints at the difficulties that Jane faced
C.emphasizes the link between chimpanzees and humans
D.indicates that Jane's experiences mirrored those of other scientists
4.The word closest in meaning to“remote”, as it is used in the passage, is ________.
[ ]
When we walk on a street or sit down to have a cup of coffee in a small café in Shanghai, we will often see foreign faces at every turn. Today, foreigners do not come to Shanghai to seek adventures, as they did in the old days, or arrive in the city for a short visit, as some did when China just carried out the opening-up. Instead, many foreigners come to Shanghai to settle in the city. They are attracted by the life in Shanghai and choose to stay in the city. Their stay has made Shanghai more like an international city.
Early in the 1990s, a group of Western-style buildings emerged at the Gubei New District in the southwestern part of the Hongqiao Development Zone in Shanghai. The Western-style buildings, marked by their great arches and the typical flavors of the unique European style, appealed to many foreigners and become their favorite choice when they came to live or work in Shanghai. Foreigners gathered in the zone, enjoying their quiet life there.
As the city further develops, more and more foreigners choose to live in the downtown area where most native Shanghai people live. They live close to local residents and gradually become interated(一体化)into the local life—they learn to cook local dishes, they learn to speak the Shanghai dialect and they celebrate traditional Chinese holidays together with native people. Their lifestyle is becoming more and more similar to that of local residents.
In the past, foreigners that came to Shanghai were mostly representatives(代表)sent to work in the city. Today, however, many foreigners that live in the city are students, business starters or ordinary people. Related information shows that there are more than 50,000 foreigners living and working in Shanghai.
【小题1】Foreigners used to come to Shanghai to_____.
A.start small cafés | B.help build houses |
C.have a short visit | D.learn the Shanghai dialect |
A.built | B.appeared | C.stood | D.lay |
A.business starters | B.students | C.ordinary people | D.representatives |
A.There are fewer foreigners in Beijing than in Shanghai. |
B.It is the foreigners who make Shanghai an international city. |
C.Many foreigners enjoy the traditional Chinese festivals. |
D.The foreigners came to Shanghai to seek for money in the past. |
A.Foreigners Settling in Shanghai | B.The Development of Shanghai |
C.The Lifestyle of Shanghai People | D.Contributions of Foreigners in Shanghai |
When we walk on a street or sit down to have a cup of coffee in a small café in Shanghai, we will often see foreign faces at every turn. Today, foreigners do not come to Shanghai to seek adventures, as they did in the old days, or arrive in the city for a short visit, as some did when China just carried out the opening-up. Instead, many foreigners come to Shanghai to settle in the city. They are attracted by the life in Shanghai and choose to stay in the city. Their stay has made Shanghai more like an international city.
Early in the 1990s, a group of Western-style buildings emerged at the Gubei New District in the southwestern part of the Hongqiao Development Zone in Shanghai. The Western-style buildings, marked by their great arches and the typical flavors of the unique European style, appealed to many foreigners and become their favorite choice when they came to live or work in Shanghai. Foreigners gathered in the zone, enjoying their quiet life there.
As the city further develops, more and more foreigners choose to live in the downtown area where most native Shanghai people live. They live close to local residents and gradually become interated(一体化)into the local life—they learn to cook local dishes, they learn to speak the Shanghai dialect and they celebrate traditional Chinese holidays together with native people. Their lifestyle is becoming more and more similar to that of local residents.
In the past, foreigners that came to Shanghai were mostly representatives(代表)sent to work in the city. Today, however, many foreigners that live in the city are students, business starters or ordinary people. Related information shows that there are more than 50,000 foreigners living and working in Shanghai
- 1.
Foreigners used to come to Shanghai to_____
- A.start small cafés
- B.help build houses
- C.have a short visit
- D.learn the Shanghai dialect
- A.
- 2.
The underlined word“emerged”in the second paragraph probably means_______
- A.built
- B.appeared
- C.stood
- D.lay
- A.
- 3.
In the past, most of the foreigners coming to Shanghai were_______
- A.business starters
- B.students
- C.ordinary people
- D.representatives
- A.
- 4.
Which of the following can be inferred from the text?
- A.There are fewer foreigners in Beijing than in Shanghai
- B.It is the foreigners who make Shanghai an international city
- C.Many foreigners enjoy the traditional Chinese festivals
- D.The foreigners came to Shanghai to seek for money in the past
- A.
- 5.
The best title for this text would be______
- A.Foreigners Settling in Shanghai
- B.The Development of Shanghai
- C.The Lifestyle of Shanghai People
- D.Contributions of Foreigners in Shanghai
- A.