填空题

SARS ______ (三年前大概占据了各家报纸的头版头条)，but it wasn’t the only weird disease on the World Health Organization’s radar screen．

【参考答案】

may have dominated the headlines three years ago
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单项选择题
We know from the first paragraph that people in old times ______ .
A．were more enthusiastic about the development of science and technology
B．had a stronger sense of beauty
C．over-dependent on labor saving devices
D．paid more attention to material benefits
填空题
According to the passage, the long-term success of the 3M Company lies in ______ .
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