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Scientists say it may be five or ten years _____

it is possible to test this medicine on human patients.

(A) since (C) after

(B) before (D) when

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更多“Scientists say it may be five …”相关的问题
第1题
Scientists say it may be five or ten years ________ it is possible to test this med
icine on human patients.

A) since

B) before

C) after

D) when

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第2题
Recent stories in the newspapers and magazines suggest that teaching and research contra d
iet each other that research plays too prominent a part in academic promotions, and that teaching is badly under-emphasized. There is an element of truth in these statements, but they also ignore deeper and more important relationships.

Research experience is an essential element of hiring and promotion at the research university because it is the emphasis on research that distinguishes such a university from an arts college. Some professors, however, neglect teaching for research, and that presents a problem.

Most research universities reward outstanding teaching, but the greatest recognition is usually given for achievements in research. Part of the reason is the difficulty of judging teaching. A highly responsible and tough professor is usually appreciated by top students who want to be challenged, but disliked by those whose records are less impressive. The mild professor gets overall ratings that are usually high, but there is a sense of disappointment on the part of the best students, exactly those for whom the system should present the greatest challenges. Thus, a university trying to promote professors primarily on the basis of teaching qualities would have to confront this confusion.

As modern science moves faster, two forces are exerted on professors: one is the time needed to keep up with the profession; the other is the time needed to teach. The training of new scientists requires outstanding teaching at the research university as well as the arts college. Although scientists are usually "made" in the elementary schools, scientists can be "lost" by poor teaching at the college and graduate school levels. The solution is not to separate teaching and research, but to recognize that the combination is difficult but vital. The title of professor should be given only to those who profess, and it is perhaps time for universities to reserve it for those willing to be an earnest part of the community of scholars. Professors unwilling to teach can be called "distinguished research investigators," or something else.

The pace of modern science makes it increasingly difficult to be a great researcher and great teacher. Yet many are described in just those terms. Those who say we can separate teaching and research simple do not understand the system, but those who say the problem will disappear are not fulfilling their responsibilities.

What idea does the author want to convey in the first paragraph?

A.It is wrong to overestimate the importance of teaching.

B.Teaching and research are contradictory to each other.

C.Research can never be emphasized too much.

D.The relationship between teaching and research should not be simplified.

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第3题
Babies love chocolate and sometimes they also eat the paper around it.My cat enjoys a
meal of good,thick paper,old letters, for example.She doesn't like newspapers very much.

Of course,the best paper comes from wood.Wood comes from trees,and trees are plants.Vegetables and fruit and plants too,and we eat a lot of them.So can we also eat wood and paper?

Scientists say,"All food comes in some way from plants." Well,is that true? Animals eat grass and grow fat.Then we eat their meat.Little fish eat little sea-plants; then bigger fish swim along and eat the...Chickens eat bits of grass and give us...Think for a minute.What food does not come from plants in some way?

Scientists can do wonderful things with plants.They can make food just like meat and cheese.And they can make it without the help of animals.It is very good food too.Now they have begun to say,"We make our paper from wood.We can also make food from wood.The next thing is not very difficult." What is the next thing? Perhaps it is-food from paper.Scientists say,"We can turn paper into food.It will be good,cheap food too; cheaper than meat or fish or eggs."

So please keep your old books and letters.Don't feed them to your cat.) One day,soon,they will be on your plate.There is nothing like a good story for breakfast.

1、The best paper come from Wood.()

2、From the passage,we can infer 推断) thatfew kinds of food do not come from plants in some way.()

3、The main idea of the passage is all food comes from plants in some way.()

4、The writer asks us to keep our old books and letters because we can make food from them soon.()

5、The best title for the passage is " Food from Plants ".()

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第4题
Questions 31 to 35 are based on the following passage. Recent stories in the newspapers an
d magazines suggest that teaching and research contradict each other, that research plays too prominent a part in academic promotions, and that teaching is badly underemphasized. There is an element of truth in these statements, but they also ignore deeper and more important relationships.

Research experience is an essential element of hiring and promotion at a research university because it is the emphasis on research that distinguishes such a university from an arts college. Some professors, however, neglect teaching for research and that presents a problem.

Most research universities reward outstanding teaching, but the greatest recognition is usually given for achievements in research. Part of the reason is the difficulty of judging teaching. A highly responsible and tough professor is usually appreciated by top students who want to be challenged, but disliked by those whose records are less impressive. The mild professor gets overall ratings that are usually high, but there is a sense of disappointment in the part of the best students, exactly those for whom the system should present the greatest challenges. Thus, a university trying to promote professors primarily on the teaching qualities would have to confront this confusion.

As modern science moves faster, two forces are exerted on professor: one is the time needed to keep on with the profession; the other is the time needed to teach. The training of new scientists requires outstanding teaching at the research university as well as the arts college. Although scientists are usually “made” in the elementary schools, scientists can be “lost” by poor teaching at the college and graduate school levels. The solution is not to separate teaching and research, but to recognize that the combination is difficult but vital. The title of professor should be given only to those who profess, and it is perhaps time for universities to reserve it for those willing to be an earnest part of the community of scholars. Professor unwilling to teach can be called “distinguished research investigators” or something else.

The pace of modern science makes it increasingly difficult to be a great researcher and a great teacher. Yet many are described in just those terms. Those who say we can separate teaching and research simply do not understand the system but those who say the problem will disappear are not fulfilling their responsibilities.

第31题:What idea does the author want to convey in the first paragraph?

A) It is wrong to overestimate the importance of teaching.

B) Teaching and research are contradictory to each other.

C) Research can never be emphasized too much.

D) The relationship between teaching and research should not be simplified.

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第5题
Section AAccording to a new school of scientists, technology has been overlooked as a forc

Section A

Section AAccording to a new school of scientists,

According to a new school of scientists, technology has been overlooked as a force in expanding the horizons of scientific knowledge.【51】Science moves forward, they say, not so much through the insights of great men of genius but by more ordinary things like improved techniques and tools.【52】" In short, " a leader of the new school contends "the scientific revolution, as we call it, has been largely caused by the improvement, invention and use of a series of instruments that have expanded the reach of science in innumerable directions.

【53】Over the years, tools, and technology themselves as a source of fundamental innovation have largely been ignored by historians and philosophers of science. The modern school that hails technology argues that such masters as Galileo, Newton, Maxwell, and Einstein, and inventors such as Edison, attached great importance to and derived great benefit from, crafty information and technological devices of different kinds that were used in scientific experiments.

The centerpiece of the argument for technology was an analysis of Galileo’s role at the start of the scientific revolution. The wisdom of the day was derived from Ptolemy, an astronomer of the second century, whose elaborate system of the sky put Earth at the center of all heavenly motion.【54】Galileo’s greatest glory was that in 1609 he was the first person to turn the newly invented telescope on the heavens to prove that the planets revolve around the sun rather than around the Earth. But the real hero of the story, according to the new school of scientists, were improvements in the machinery used for making eye-glasses.

Federal policy is necessarily involved in the technology vs. genius dispute.【55】Whether governments should increase financing for pure science at the expense of technology or vice versa often depends on the issue of which of the two is seen as the driving force.

(51)

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第6题
????????D?Many people thought babies were not able to learn things until they were five or

????????D

?Many people thought babies were not able to learn things until they were five or six month sold. But doctors now say babies begin learning on their first day of life. A baby will smile if his or her mother does something the ?baby likes. A baby learns to get the best care by smiling top lease her mother or other care givers. This is when babies learn to connect and “talk” with other people.

?Languages kills are believed to develop best in the first three years when the place is rich with sounds and sights. Scientists say children should hear the speech and language of other people again and again. The first signs of communication(交际) happen during the first few days of life, when a baby learns that crying will bring food and attention.

Research shows that most children recognize the general sounds of their native language by six months of age. By that time, a baby usually begins to make sounds. By the end of their year, most children are able to say a few simple words, although they may not understand the meaning of the words. By 18 months of age, most children can say between eight and ten words. By two years of age, most children are able to make simple sentences. By ages three, four and five, the number of words a child can understand quickly increases. It is at these ages that children begin to understand the rules of language.

When do babies begin to learn according to doctors?????

????A.Right after they are born

B.Not until they are five months old

C.When they are six months old

D.As soon as they are one year old

Babies will smile when .

A.they are wet or hungry

B.they want to get the best care

C.they want to talk to others

D.they learn sounds and words

What do most children begin to do from age three or older?A.Make sounds

B.Make simple sentences

C.Say a few words

D.Understand language rules

What would be the best title for the text?A.The Language of Babies

B.When Do Babies Learn to Talk

C.The Roles of Cry and Smile

D.How Babies Understand Words

请帮忙给出每个问题的正确答案和分析,谢谢!

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第7题
It looked just like another aircraft from the outside. The pilot told his young passengers
that it was built in 1964.But appearances were deceptive, and the 13 students from Europe and the USA who boarded the aircraft were in for the flight of their lives.

Inside, the area that normally had seats had become a long white tunnel. Heavily padded (填塞) from floor to ceiling, it looked a bit strange. There were almost no windows, but lights along the padded walls illuminated it. Most of the seats had been taken out, apart from a few at the back, where the young scientists quickly took their places with a look of fear.

For 12 months, science students from across the continents had competed to win a place on the flight at the invitation of the European Space Agency. The challenge had been to suggest imaginative experiments to be conducted in weightless conditions.

For the next two hours, the flight resembled that of an enormous bird which had lost its reason, shooting upwards towards the heavens before rushing .towards Earth. The invention was to achieve weightlessness for a few seconds.

The aircraft took off smoothly enough, but any feelings that I and the young scientists had that we were on anything like a scheduled passenger service were quickly dismissed when the pilot put the plane into a 45-degree climb which lasted around 20 seconds. Then the engines cut out and we became weightless. Everything became confused and left or right, up or down no longer had any meaning. After ten seconds of free-fall descent(下降) the pilot pulled the aircraft out of its nosedive. The return of gravity was less immediate than its loss, but was still sudden enough to ensure that some students came down with a bump.

Each time the pilot cut the engines and we became weightless, a new team conducted its experiment. First it was the Dutch who wanted to discover how it is that eats always land on their feet. Then the German team who conducted a successful experiment on a traditional building method to see if it could be used for building a future space station. The Americans had an idea to create solar sails that could be used by satellites.

After two hours of going up and down in the lane doing their experiments, the predominant feeling was one of excitement rather than sickness. Most of the students thought it was an unforgettable experience and one they would be keen to repeat.

What did the writer say about the plane?

A.It had no seats.

B.It was painted white.

C.It had no windows.

D.The outside was misleading.

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第8题
Questions are based on the following passage. Children do not think the way adults do.For

Questions are based on the following passage.

Children do not think the way adults do.For most of the first year of life, if something is out of sight, it"s out of mind.If you cover a baby"s(36)toy with a piece of cloth, the baby thinks the toyhas disappeared and stops looking for it.A 4-year-old may(37)that a sister has more fruit juicewhen it is only the shapes of the glasses that differ, not the(38)of juice.

Yet children are smart in their own way.Like good little scientists, children are always testing their child-sized(39)about how things work.When your child throws her spoon on the floor for the sixth time as you try to feed her, and you say, "That"s enough! I will not pick up your spoon again!"

the child will(40)test your claim.Are you serious? Are you angry? What will happen if she throws the spoon again? She is not doing this to drive you(41); rather, she is learning that her desires and yours can differ, and that sometimes those(42 )are important and sometimes they are not.

How and why does children"s thinking change? In the 1920s, Swiss psychologist Jean Piaget proposed that children"s cognitive (认知的) abilities unfold(43), like the blooming of a flower,almost independent of what else is(44)in their lives.Although many of his specific conclusions havebeen(45)or modified over the years, his ideas inspired thousands of studies by investigators all over the world.

A.advocate

B.amount

C.confirmed

D.crazy

E.definite

F.differences

G.favorite

H.happening

I.Immediately

J.Naturally

K.Obtaining

L.Primarily

M.Protest

N.Rejected

O.Theories

第(36)题

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第9题
根据以下内容回答题:Nonverbal(非语言的)communication has to do with gestures,movements and

根据以下内容回答题:

Nonverbal(非语言的)communication has to do with gestures,movements and closenessof two people when they are talkin9.The scientists say that those gestures,movements and so on have meaning which words do not carry. For example,the body distance between two speakers can be important.North Americans often complain that South Americans are unfriendly because they tend to stand close to the North American when speakin9,while the South American often considers the North American to be“cold”or“distant”because he keeps a greater distance between himself and the person he is speaking to.The“eye contact”provides another example of wha.t we aye calling nonverbal communication.Scientists have observed that there is more eye contact between people who like each other than there is between people who don’t like each other.The length of time that the person whom you are speaking to looks at your eyes indicates the amount of interest he has in the things you are talking about. On the other hand,too long a gaze can make people uncomfortable.The eyes apparently play a great part in nonverbal communication.Genuine warmth or interest,shyness or confi-dence can often be.seen in the eyes.We do not always consider a smile to be a sign of friendli-ness.Someone who is always smilin9,and with little apparent reasons,often makes US uneasy.

According to the passage,nonverbal communication__________ .

A.is a method often used by people who cannot speak

B.can tell something that words cannot

C.can be used to talk with people who cannot bear

D.is less used than words

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第10题
TV Commercials and Print AdsDespite the fact that advertisers spend $ 44 billion on the ma

TV Commercials and Print Ads

Despite the fact that advertisers spend $ 44 billion on the major television networks and cable TV advertising, a new study show that consumers think print ads more entertaining and less offensive than television commercials. They study, conducted by Video Storyboard Tests in New York, showed that more consumers considered prints ads "artistic" and "enjoyable".

The 2, 000 consumers surveyed blasted TV ads compared to their print counterparts: 34 percent of respondents thought print ads were artistic, compared with 15 percent for television ads; 35 per cent thought print ads were enjoyable, compared to 13 percent for television; and, most surprising, 33 percent of consumers felt print ads were entertaining, compared to only 18 percent for TV ads. Much of the artistic impact and positive reaction to print ads comes from the illustrations used. The illustration is primary in creating the mood for a print ad, which ultimately affects consumers' feelings about the image of the brand.

While the study's sponsors were somewhat surprised by the survey results, some industry executives felt that print ads were finally getting the credit they deserve. Richard Kirshenbaum, chair and chief creative officer of Kirshenbaum, Bond & Partners, a New York advertising and public relations firm, is one such believer. In fact, Kirshenbaum says that when he looks to hire a person for a creative position in his agency, "I always look at the print book first because I think it is harder to come up with a great idea on a single piece of paper. "

But as impressed as computers say they are by the aesthetics (美学)and style. of print ads, televisions executives (as you might expect )dismiss the findings. One network official said, "Nothing will replace the reach and magnitude of an elaborately produced television spot. TV ads get talked about. Print ads don't. "

The sponsors of the concerned study are______.

A.advertisers

B.Video Story Tests

C.television executives

D.not specified

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