单项选择题

When he realized the true nature of the proposal, he ______ all communication with the group.

A．convert
B．reverted
C．severed
D．make
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单项选择题
Any troop of wild animals should be approached warily.
A．fearlessly
B．confidently
C．silently
D．prudently
单项选择题
The worsening financial situation made it obvious that an economic depression was ______.
A．attainable
B．remote
C．imminent
D．eminent
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