9. Because the laboratory was filled with chemical fumes, the technician opened several windows to _____ the room and let fresh air circulate inside.
(A) ventilate
(B) consolidate
(C) speculate
(D) resuscitate
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統計: A(13), B(17), C(6), D(8), E(0) #3861641
統計: A(13), B(17), C(6), D(8), E(0) #3861641