12.
(A) By contrast
(B) To clarify
(C) As such
(D) If so
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統計: A(2), B(3), C(13), D(2), E(0) #3854449
統計: A(2), B(3), C(13), D(2), E(0) #3854449
12.
(A) By contrast
(B) To clarify
(C) As such
(D) If so