单项选择题


A．bond
B．connection
C．relation
D．liaison
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单项选择题
A．on whichB．by whichC．near whichD．in which
A．on which
B．by which
C．near which
D．in which
单项选择题
A．personB．agencyC．jobD．office
A．person
B．agency
C．job
D．office
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