42.
(A)about
(B)when
(C)if
(D)how
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統計: A(65), B(16), C(4), D(29), E(0) #706277
統計: A(65), B(16), C(4), D(29), E(0) #706277
詳解 (共 1 筆)
#1425097
the term describes how major trading nations once used gold to set currency valuesand exchange rates
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