英语四级阅读试题库
含答案解析
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英语四级阅读题库含答案解析
1.Passage One
Global warming may or may not be the great environmental crisis of the 21 but regardless of whether it is or isn
’t –we won ’t do much about it.
st
century,
We will argue over
it and may even, as a nation, make some fairly solemn-sounding commitments to avoid it. But the more dramatic and meaningful these commitments seem, the less likely they are to be observed.
Al Gore calls global warming an
“inconvenient truth,
” as if merely recognizing it
’t know enough to
—we can ’t do
could put us on a path to a solution. But the real truth is that we don relieve global warming, and much about it.
From 2003 to 2050, the world
–without major technological breakthroughs
’s population is projected to grow from 6.4 billion to 9.1
billion, a 42% increase. If energy use per person and technology remain the same, total energy use and greenhouse gas emissions (mainly, CO2) will be 42% higher in 2050. but that ’s too low, because societies that grow richer use more energy. We need economic growth
unless we condemn the world ’s poor to their present poverty and freeze
everyone else‘s living standards. With modest growth, energy use and greenhouse emissions more than double by 2050.
No government
will adopt rigid restrictions
on economic
growth and personal
freedom (limits on electricity usage, driving and travel) that might cut back global
’re “doing something.
”Consider the Kyoto
’t. But it
signatories (签字
warming. Still, politicians want to show they
Protocol (京都议定书 ). It allowed countries that joined to punish those that didn hasn ’t reduced CO2 emissions (up about 25% since 1990), and many 国) didn ’t adopt tough enough policies to hit their 2008-2012 targets.
The practical conclusion solution is new technology.
is that if global warming is a potential disaster, the only Only an aggressive research and development
program
might find ways of breaking dependence on fossil fuels or dealing with it.
The trouble with the global warming debate is that it has become a moral problem when it ’s really an engineering engineering problem, we
one. The inconvenient
truth is that if we don ’t solve the
’re helpless.
57. What is said about global warming in the first paragraph? A) It may not prove an environmental crisis at all.
B) It is an issue requiring
commitments.
world wide
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C) Serious steps have been taken to avoid or stop it.
58. According to the author
D) Very little will be done to bring it under
control.
’s understanding, what is Al Gore ’s view on global warming?
A) It is a reality both people and politicians are unaware of. B) It is a phenomenon that causes us many inconveniences. C) It is a problem that can be solved once it is recognized. D) It is an area we actually have little knowledge about.
59. Green house emissions will more than double by 2050 because of _______. A) economic growth
B) the widening gap between the rich and poor
C) wasteful use of energy
D) the rapid advances of science and
technology
60. The author believes that, since the signing of the Kyoto Protocol, ________. A) politicians have started to do something to better the situation B) few nations have adopted real tough measures to limit energy use C) reductions in energy consumption have greatly cut back global warming D) international cooperation has contributed to solving environmental problems 61. What is the message the author intends to convey? A) Global warming is more of a moral issue than a practical one. B) The ultimate solution to global warming lies in new technology C) The
debate over global warming will lead to technological breakthroughs.
D) People have to give up certain material comforts to stop global warming. Passage Two
Someday a stranger will read your e-mail without
your permission
or scan the
Websites you ’ve visited. Or perhaps someone will casually glance through your credit card purchase or cell phone bills to find out your shopping preferences or calling habits.
In fact, it ’s likely some of these things have already happened to you. Who would watch you without your permission? It might be a spouse, a girlfriend, company, a boss, a cop or a criminal. Whoever it is, they will see you in a way you never intended to be seen
— the 21 st century equivalent of being caught naked.
’s important to reveal yourself to
Psychologists tell us boundaries are healthy, that it
a marketing
friends, family and lovers in stages, at appropriate times. But few boundaries remain. The digital
bread crumbs ( 碎 屑 ) you leave everywhere
make it easy for strangers
to
reconstruct who you are, where you are and what you like. In some cases, a simple
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Google search can reveal what you think. Like it or not, increasingly we live in a world where you simple cannot keep a secret.
The key question is: Does that matter?
When opinion polls ask Americans about privacy, most say they are concerned about losing it. A survey found an overwhelming pessimism about privacy, with 60 percent of respondents saying they feel their privacy is
“slipping away, and that bothers me.
”
But people say one thing and do another. Only a tiny fraction of Americans change any behaviors in an effort to preserve their privacy. Few people turn down a discount at tollbooths movements.
(收费 站) to avoid using the EZ-Pass system that can track automobile And few turn
down
supermarket
loyalty
cards. Privacy economist
Alessandro Acquisti has run a series of tests that reveal people will surrender personal information like Social Security numbers just to get their hands on a pitiful 50-cents-off coupon (优惠券).
But privacy does matter don ’t notice it. Only when it
–at least sometimes. It
’s like health: When you have it, you
’d done more to protect it.
’s gone do you wish you
62. What does the author mean by saying naked ”(Lines 3-4, Para.2)?
“the 21 st century equivalent of being caught
A) People ’s personal information is easily accessed without their knowledge. B) In the 21
st century people try every means to look into others
’ secrets.
C) People tend to be more frank with each other in the information age. D) Criminals are easily caught on the spot with advanced technology. 63. What would psychologists advise on the relationships between friends? A) Friends should open their hearts to each other.
B) Friends should always be faithful each other.
64. Why does the author say (Line 5, Para.3)?
A) Modern society has finally evolved into an open society. B) People leave traces around when using modern technology. C) There are always people who are curious about others D) Many search engines profit by revealing people
’ affairs. ’s identities.
to
D) There C) There should
be a distance
even
between friends. should
be
fewer
disputes
between friends.
“we live in a world where you simple cannot keep a secret
”
65. What do most Americans do with regard to privacy protection?
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A) They change behaviors that might disclose their identity. B) They use various loyalty cards for business transactions. C) They rely more and more on electronic devices.
66. According to the passage, privacy is like health in that ________. D) They talk a lot but hardly do anything
about it.
A) people will make every effort to keep it
B) its importance is rarely understood
C) it is something that can easily be lost D) people don ’t cherish it until they lose it
2.Passage One
Questions 57 to 61 are based on the
following passage.
If you are a male and you are reading
this ,congratulations: you are
survivor .According to statistics .you
are
more than twice as likely to die of skin
cancer than a woman ,and nine times
more likely to die of AIDS. Assuming you
make it to the end of your natural term,
about 78 years for men in Australia, you
a
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There
are
many
reasons
for
this-typically,
men take more risks than
woman and are more likely to drink and smoke but perhaps
more
importantly,
men don ’t go to the doctor.
“Men aren ’t seeing doctors as often
as they should,
” says Dr. Gullotta, “This is particularly
so for the over-40s,when
diseases tend to strike.
”
Gullotta says a healthy man should
visit the doctor every year or two. For
those over 45,it should be at least once a year.
Two months
ago Gullotta
saw a
50-year-old
ma who had delayed doing
anything about his smoker
’s cough for a
英语四级阅读试题库含答案解析讲课讲稿
