单项选择题


A．business
B．commercial
C．trading
D．exchanging
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单项选择题
A．evidencesB．picturesC．tracesD．hints
A．evidences
B．pictures
C．traces
D．hints
单项选择题
A．instead ofB．in spite ofC．in favor ofD．by contrast of
A．instead of
B．in spite of
C．in favor of
D．by contrast of
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