14. A piece of food ________ his airway and caused him to stop breathing. He was immediately rushed to the hospital.
(A) exhilarated
(B) retrieved
(C) obstructed
(D) unattended
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統計: A(89), B(49), C(340), D(18), E(0) #2301574
統計: A(89), B(49), C(340), D(18), E(0) #2301574