110.
Making smart investment decisions _____ careful analysis of market trends and a deep understanding of the risks involved.
(A)require
(B)requires
(C)requiring
(D)requirements
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統計: A(55), B(249), C(21), D(8), E(0) #3083492
統計: A(55), B(249), C(21), D(8), E(0) #3083492