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发布时间:2024-02-07 02:40:38

[单项选择]

The discovery of planets around distant stars has become like space-shuttle launches—newsworthy but just barely. With some 50 extrasolar planets under their belt, astronomers have to announce something really strange to get anyone’s attention.
Last week they did just that. Standing in front of colleagues and reporters at the American Astronomical Society’s semiannual meeting in San Diego, the world’s premier planet-hunting team—astronomer Geoffrey Marcy of the University of California, Berkeley, and his colleagues—presented not one but two remarkable finds. The first is a pair of planets, each about the mass of Jupiter, that whirl around their home star 15 light years from Earth in perfect lockstep. One takes 30 days to complete an orbit, the other exactly twice as long. Nobody has ever seen such a configuration. But the second discovery is far stranger—a solar system 123 light years away in the constellation Serpens, that harbors
A. New Planetary Puzzlers
B. "Hot Jupiters" Challenging Conventional Theory
C. A Redefinition of "Planet"
D. Two Remarkable Finds

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[单项选择]

The discovery of planets around distant stars has become like space-shuttle launches—newsworthy but just barely. With some 50 extrasolar planets under their belt, astronomers have to announce something really strange to get anyone’s attention.
Last week they did just that. Standing in front of colleagues and reporters at the American Astronomical Society’s semiannual meeting in San Diego, the world’s premier planet-hunting team—astronomer Geoffrey Marcy of the University of California, Berkeley, and his colleagues—presented not one but two remarkable finds. The first is a pair of planets, each about the mass of Jupiter, that whirl around their home star 15 light years from Earth in perfect lockstep. One takes 30 days to complete an orbit, the other exactly twice as long. Nobody has ever seen such a configuration. But the second discovery is far stranger—a solar system 123 light years away in the constellation Serpens, that harbors
A. there is little for astronomers to discover now
B. the public has no interest in astronomical discoveries
C. astronomers have been making a lot of discoveries of planets
D. the discovery of planets is as important as the launch of space shuttles

[单项选择]() in universities around the nation has more than tripled compared to this time last year.
A. Enroll
B. Enrolls
C. Enrolling
D. Enrolhnent
[单项选择]A. He has been shopping around.
B. He has been looking for a job.
C. He has been dining in a restaurant.
D. He has been driving the cab.
[简答题]______ in universities around the nation has more than tripled compared to this time last year.
A. Enroll
B. Enrolls
C. Enrolling
D. Enrollment


[填空题]The nature versus nurture issue has been around for ages, and scholars have still not (36) which of the two has a greater effect on a person. Nature, referring to heredity (遗传), and the nurture, referring to the environment, are two very (37) explanations to why we are the people we are today.
This (38) has been argued and supported very well for both sides. Each side stresses very important (39) and good explanations for why nature, or nurture, controls how we develop.
Nature is believed to be what (40) our personalities, looks, and other things because it’s all (41) passed down. Any matter concerning traits relies upon the concept of inborn biology. It has been inferred that a newborn doesn’t have a blank slate, of personality, but does have a set of (42) traits. Tests have been done to show that (43) of an infant are influenced more by biology than experiences with their siblings.
[简答题]The Bank has reportedly been around for 80 years, but it was not until 1978 when China adopted its policy of opening to the outside world that the Bank began to experience dramatic growth. It is now a bank specializing in lots of dealings, ranging from foreign trade financing to foreign exchanges.

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