宇晨yuchen
听力：第三级的题型为对话和短文理解，共25个题，形式为四选一，所占分数权重为30。词汇：PETS第三级要求考生应掌握4000左右的词汇以及相关词组，语言知识运用部分体现在选词填空这种题型上。它是综合考查应试者英语水平的题型。阅读：PETS第三级的阅读量大于高教自考和大英四级的阅读量，题型除了多项选择还有选择配伍，即要求考生阅读几个案例后选择出相关的归纳总结句与各案例相匹配。写作：PETS第三级写作内容包括书信（100词）和图表、图画情景作文（120词）两部分
多妈elva
( 15 minutes)
Directions:
Read the following text. Choose the best word or phrase for each numbered blank and mark A, B,C, or D on your ANSWER SHEET.
It is an unfortunate fact of today's life that most people are growing up unable to see the stars.
The prime night sky exists only 26pictures. This is true not only in cities and suburbs, but al-so in 27areas. We have lost our view of the stars and 28our nighttime environment as well.
Such a loss29be acceptable if light pollution were the inevitable price of progress, 30it is not. Most sky glow is 31 . It comes mainly from lighting sources that do little to increase32 safety, security or utility. They produce only glare,33over one billion dollars annually in the . alone.
34science, the impact has been even more dramatic. Scientists require observations of extremely faint objects that can only be 35 with advanced devices at sites 36of air pollu-tion and urban sky glow. For example, some images of the objects can 37information about faraway comers of the universe, helping us understand the way in 38our world was actually , the light from these objects can be lost at the very end of its 40 in the glare of our own sky.
Reducing light pollution is not difficult. It 41that public officials and citizens be 42of the problem and act to counter it. As 43people can help reduce sky glow just by 44 lighting only when necessary.
The stars above us are a 45heritage. We must do our best to preserve it.
26. A. on
B. fromC. inD. at "
27. A. local
B. rural
C. industrial
D. scenic
28. A. mined
B. reduced
C. dirtied
D. wasted
29. A. should
B. may
C. might
D. will
30. A. but"
B. as
C. because
D. though
31. A. inadequate
B. invisible
C. unpredictable
D. unnecessary
32. A. nighttime
B. lifetime
C. peacetime
D. longtime
33. A. costing
B. making
C. putting
D. raising
34. A. At
B. From
C. For
D. Over
35. A. accepted
B. made
C. pushed
D. sent
36. A. worthy
B. typical
C. critical
D. free
37. A. collect
B. offer
C. share
D. save
38. A. that
B. what
C. when
D. which
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