問題詳情

9. If ____ and fire attack are coordinated, venting over the fire provides the most efficient flow of hot smoke, fire
gases and air.
(A) vice
(B) vacancy
(C) vicinity
(D) ventilation

參考答案

答案:D

統計:A:20,B:59,C:40,D:72,E:0

難度:困難

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9. If ____ and fire attack are coordinated, venting over the fire provides the most efficient flow of hot smoke, fire gases and air.  (A) vice缺點、副的