9. The decay of humanity has proceeded at an increasing pace _____ that war in the Middle East.
(A) starting from
(B) began at
(C) ever since
(D) soon after
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統計: A(3), B(1), C(15), D(0), E(0) #3449292
統計: A(3), B(1), C(15), D(0), E(0) #3449292