单项选择题

Benjamin Davis, Jr. was ______.

A．one of black fighter pilots during World War Ⅰ
B．commander of a group of black fighter pilots during World War Ⅱ
C．one of the soldiers who crossed the Delaware with Washington in 1776
D．a scout for Coster and died at the Little Big Horn

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单项选择题

The meaning of the word savoring is ______.

A．demanding
B．commanding
C．assuring
D．enjoying

单项选择题

We can infer from the passage that ______.

A．All the companies never consider the well-being of the being laid-off employees in downsizing.
B．Restructuring, job separation, reallocating resources and downsizing are different ways to reduce cost.
C．By downsizing, work is reduced correspondingly with employees' dismissing.
D．Employees often feel great pressure and at a loss when informed dismissed.