单项选择题

A．by
B．in
C．at
D．to
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单项选择题
A．prospectiveB．comingC．existingD．on going
A．prospective
B．coming
C．existing
D．on going
单项选择题
Eight foreign aid workers were arrested in Afghanistan because of their_____ activities.
A．political
B．espionage
C．relief
D．religious
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