单项选择题

The saying goes that ______ everything is to know nothing.

A．knowing
B．know
C．to know
D．having known
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单项选择题
They have equipped the office with the ______ business machines.
A．last
B．latter
C．latest
D．later
单项选择题
The new engineer's suggestions were ______ in the revised plan.
A．entitled
B．engaged
C．embodied
D．estimated
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