单项选择题
He drove fast and arrived an hour（）schedule.
A．in advance
B．before
C．by
D．ahead of
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相关考题
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单项选择题
The janitor's long service with the company was（）a present.
A．confirmed by
B．recorded with
C．appreciated by
D．acknowledged with -
单项选择题
The trouble is that not many students really know how to make use of their time to its best（）
A．benefit
B．advantage
C．value
D．profit
