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76.A. before B. while C. until D. when

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In Hallowell’s view, people’s reaction to the terrorist threat last fall was ________.

A. ridiculous
B. understandable
C. over-cautious
D. sensible

根据计算结果写出回归方程式,并指出回归系数正确的经济含义是()。

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第37题:

What do most Americans do with regard to privacy protection?

A. They change behaviors that might disclose their identity.
B. They use various loyalty cards for business transactions.
C. They rely most and more on electronic devices.
D. They talk a lot but hardly do anything about it.

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