2011年6月英语四级真题及答案(含解析)(5)

written.

注意：此部分试题请在答题卡2上作答。

Contrary to the old warning that time waits for no one, time slows down when you are on the move. It also slows down more as you move faster, which means astronauts (宇航员) someday may (36) _____ so long in space that they would return to an Earth of the (37) _____ future. If you could move at the speed of light, your time would stand still. If you could move faster than light, your time would move (38) _____.

Although no form of matter yet (39) _____ moves as fast as or faster than light, (40) _____ experiments have already confirmed that accelerated (41) _____ causes a traveler's time to be stretched. Albert Einstein (42) _____ this in 1905, when he (43) _____ the concept of relative time as part of his Special Theory of Relativity.

A search is now under way to confirm the suspected existence of particles of matter (44) ____________________________________.

An obsession (沉迷) with time – saving, gaining, wasting, losing, and mastering it – (45)

____________________________________. Humanity also has been obsessed with trying to capture the

meaning of time. Einstein (46) ____________________________________. Thus, time and time's relativity are measurable by any hourglass, alarm clock, or an atomic clock that can measure a billionth of a second.

Part IV Reading Comprehension (Reading in Depth) (25 minutes)

Section A

Directions: In this section, there is a passage with ten blanks. You are required to select one word for each blank

from a list of choices given in a word bank following the passage. Read the passage through carefully before

making your choices. Each choice in the bank is identified by a letter. Please mark the corresponding letter

for each item on Answer Sheet 2 with a single line through the centre.

Questions 47 to 56 are based on the following passage.

The popular notion that older people need less sleep than younger adults is a myth, scientists said yesterday.

While elderly people __47__ to sleep for fewer hours than they did when they were younger, this has a(n) __48__ effect on their brain's performance and they would benefit from getting more, according to research.

Sean Drummond, a. psychiatrist (心理医生) at the University of California, San Diego, said older people are more likely to suffer from broken sleep, while younger people are better at sleeping __49__ straight through the night.

More sleep in old age, however, is __50__ with better health, and most older people would feel better and more __51__ if they slept for longer periods, he said.

“The ability to sleep in one chunk (整块时间) overnight goes down as we age but the amount of sleep we need to __52__ well does not change,” Dr Drummond told the American Association for the Advancement of Science conference in San Diego.

“It's __53__ a myth that older people need less sleep. The more healthy an older adult is, the more they sleep like they did when they were __54__. Our data suggests that older adults would benefit from __55__ to get as much sleep as they did in their 30s. That's __56__ from person to person, but the amount of sleep we had at 35 is probably the same amount as we need at 75.” 注意：此部分试题请在答题卡2上作答。

A) alert

B) associated

C) attracting

D) cling

E) continuing

F) definitely

G) different I) formally J) function K) mixed L) negative M) sufficient N) tend O) younger

Section B

Directions: There are 2 passages in this section. Each passage is followed by some questions or unfinished

statements. For each of them there are four choices marked A), B), C) and D). You should decide on

the best choice and mark the corresponding letter on Answer Sheet 2 with a single line through the

centre.

Passage One

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