单选题：The author argues that our bodies have stopped evolving beca

题目内容：
The author argues that our bodies have stopped evolving because . A．life has been improved by technological advance
B．the number of female babies has been declining
C．our species has reached the highest stage of evolution
D．the difference between wealth and poverty is disappearing

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分类：公共英语四级  题型：单选题
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The author uses the example of middleman to show .

The author uses the example of middleman to show . A．market transactions are im

分类：公共英语四级  题型：单选题
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根据下面资料，回答题 A. The first and more important is the consumer'

根据下面资料，回答题 A. The first and more important is the consumer' s growing preferenc

分类：公共英语四级  题型：单选题
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When did the man buy the radio?

When did the man buy the radio? A．Last week. B．The day before yesterday. C．Yeste

分类：公共英语四级  题型：单选题
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