E As it does so， the possibility to cross that gap (差距)gets smaller(更小) and smaller.
F All one has to do is to work hard and climb the ladder towards the top.
The gap (差距)between the rich and the poor has widened(加宽) and widened. __(47)__
Over the past 25 years the median US family income has gone up 18 per cent. For the top 1 per cent， however， it has gone up 200 per cent. Twenty-five years ago the top(最高的， 顶上的) fifth of Americans had an average(平均的) income(收入) 6.7 times that of the bottom(底部的) fifth.__(48)__。
47.E.
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被选项中如果有两处以上的词语或结构与空格前后句中的词语/结构形成呼应(句子结构一致，或词语之间彼此形成近义词，反义词， 家族词汇，主题相关词)，则该被选项很可能是答案。
48.D.
B The top 0.01 per cent of households has seen its tax bite fall by a full 25 percentage points since 1980.
C For upper class (上层社会)families they have risen (上升)41 percent.
F All one has to do is to work hard and climb the ladder towards the top.
Inequalities have grown worse in different regions. In California， incomes for lower class families (下层社会)have fallen (下降)by 4 percent since 1969. __(49)___。 This has led to an economy hugely(非常地) in favor of (有利于)a small group of (一小部分)very rich Americans. The wealthiest 1 per cent of households now control a third of the national wealth. There are now 37 million Americans living in poverty. At 12.7 per cent of the population， it is the highest percentage in the developed world.
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反应细节信息的语句可能接连出现。
B The top 0.01 percent of households(家庭) has seen its tax bite(税的减免) fall by a full(完全的， 充满的) 整整25 percentage points (百分点)since 1980.
F All one has to do is to work hard and climb the ladder towards the top.
Yet the tax burden(负担) on America’s rich is falling， not growing.__(50)__ There was an economic theory holding that the rich spending more would benefit everyone as a whole. But clearly that theory has not worked in reality.
50.B.
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涉及具体细节信息的选项(往往包含数字)常常是答案。