单项选择题

He had a clear ______ of what was wrong with the machine and fixed it in a short time.

A．debris
B．deficiency
C．perception
D．persecution
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单项选择题
He is often inclined to ______ in other people's affairs, which is none of his business.
A．manipulated
B．lumbered
C．meddle
D．littered
单项选择题
Such questions should be approached honestly and in full awareness that ______ loan agreements will cost money due to cancellation or other charges.
A．compressing
B．terminating
C．conforming
D．contending
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