12-20 22:59:14 浏览次数:994次 栏目:高二英语试题
Dear Dr. Jeffers,
One of my colleagues, Felix Moeller, told me that scientists are learning to use computer to ‘read minds’. Is there any truth to this story?
—Jane Leon, New York, USA
Dear Ms. Leon,
Well, a lot of research is being conducted in this area, but so far, the brain scanning equipment and corresponding computer programs haven’t been able to actually read thoughts. In one experiment, test subjects(受试者)were connected to scanning equipment and shown two numbers on a screen. They were then asked to choose between adding or subtracting(减)the two numbers. Using this method, researchers were able to follow brain processes and make the correct assumptions(假设)70 percent of the time. It’s not quite mind reading, but it’s certainly a first step.
—Dr. J.
Dear Dr. Jeffers,
My three-year-old son loves it when I dig my fingers into his sides and tickle(胳肢)him until he laughs uncontrollably. The other day I noticed him trying to tickle himself but he couldn’t do it. Why not?
—Glenn Lewis, Vancouver, Canada
Dear Mr. Lewis,
It’s because of how the brain works. The brain is trained to know what to pay attention to and what to ignore. It causes us to ignore physical feelings we expect to happen, but it causes a mild panic reaction when there is an unexpected feeling. For example, you don’t notice how your shoulder feels while you’re walking down the street. But if someone comes up behind you and touches you lightly on the shoulder, you may jump in fear. It’s that unexpected part that causes the tickle reaction.
—Dr. J.
65. What can we learn from the answer to the first question?
A. Some equipment is able to read human minds.
B. Test subjects have been used to make decisions.
C. Some progress has been made in mind reading.
D. Computer programs can copy brain processes.
66. People laugh when tickled by others because the feeling is _____.
A. expectedB. unexpectedC. comfortableD. uncomfortable
67. According to the text, Jeffers is probably _____.
A. a computer programmerB. a medical doctor
C. a test subjectD. a human brain expert
D
The American newspaper has been around for about three hundred years. In 1721, the printer James Franklin. Benjamin's older brother, started the New England Courant, and that was what we might recognize today as a real newspaper. He filled his paper with stories of adventure, articles on art, on famous people, and on all sorts of political subjects.
Three centuries after the appearance of Franklin's Courant, few believe that newspapers in their present printed form will remain alive for long. Newspaper companies are losing readers, advertisers, market value, and, in some cases, their sense of purpose at a speed that would not have been imaginable just several years ago. The chief editor of the Times said recently, "At places where they gather, editors ask one another, 'How are you?', as if they have just come out of the hospital or a lost law case. ” An article about the newspaper appeared on the website of the Guardian, under the headline “NOT DEAD YET.”
Perhaps not, but the rise of the Internet, which has made the daily newspaper look slow and out of step with the world, has brought about a real sense of death. Some American newspapers have lost 42% of their market value in the past thee years. The New York Times Company has seen its stock(股票)drop by 54% since the end of 2004, with much of the loss coming in the past year. A manager at Deutsche Bank suggested that stock-holders sell off their Times stock The Washington Post Company has prevented the trouble only by changing part of its business to education; its testing and test-preparation service now brings in at least half the company's income.
68. What can we learn about the New England Courant?
A. It is mainly about the stock market.
B.It carries articles by political leaders.
C. It remains a successful newspaper in America.
D. It marks the beginning of the American newspaper.
69. What can we infer about the newspaper editors?
A. They often accept readers’ suggestions.
B. They care a lot about each other's health.
C. They stop doing business with advertisers.
D. They face great difficulties in their business.
70. Which of the following found a new way for its development?
A.The Guardian.B. The Washington Post.
C. The New York Times.D. New England Courant.
71. How does the author seem to feel about the future of newspapers?
A. Worried.B. Hopeful.C. Satisfied.D. Surprised.
E
Years ago, when I started looking for my first job, wise advisers said, “Barbara, be enthusiastic! Enthusiasm will take you further than any amount of experience.” How right they were!
“Nothing great was ever achieved without enthusiasm,” wrote Ralph Waldo Emerson. It is the paste that helps you hang on there when the going gets tough. It is the inner voice that whispers, “I can do it!” when others shout, “No, you can’t!” It took years and years for the early work of Barbara Mc Clintock, a geneticist (遗传学家) who won the 1983 Nobel Prize in medicine, to be generally accepted. Yet she didn’t let up on (放松) her experiments. Work was such a deep pleasure for her that she never thought of stopping.
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