61. The mayor held a press conference to _________ for the negative health effects caused by his policy.
(A) apologized
(B) apologize
(C) apologizes
(D) apologizing
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統計: A(4), B(67), C(0), D(3), E(0) #3243232
統計: A(4), B(67), C(0), D(3), E(0) #3243232