19. Blinking and breathing are things we do without thinking; we aren‟t _____ of the fact that we‟re doing them.
(A)ignoring
(B) trusting
(C) conscious
(D) weary
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統計: A(47), B(9), C(289), D(13), E(0) #2275125
統計: A(47), B(9), C(289), D(13), E(0) #2275125