問題詳情
35.The required number of dual nozzles are on board, and each fire hose together with anynecessary fittings and tools kept ready for use in a conspicuous position near water servicehydrants or connections.
(A)usage
(B)alternatives
(C)selection
(D)purpose
參考答案
答案：D
難度：適中0.688889
統計：A(5),B(8),C(1),D(31),E(0)
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