A. all hands are at their fire stations
B. all fire-fighting equipment is at the scene
C. the fixed systems are activated
D. the fire is no longer spreading
[单选题]Thefirewasfinallybroughtundercontrol,___________extensivedamagehadbeencaused.A)beforeB)sinceC)afterD)as
[试题]Whenafire____attheNationalExhibitioninLondon,atleasttenpricelesspaintingswerecompletelydestroyed.(A)brokeoff(C)brokedown(B)brokeout(D)brokeup
[单选题]When fire pumps are used for other than firefighting service，each pipe connecting the other service (except for branch lines used for deck washing) must have a（）.A . check valve installed in the lineB . shut off valve at a manifold near the pumpC . q
[单选题]When under maneuvering conditions with the machinery being manually operated the control unit or console should beA．automatically controlledB．continuously mannedC．off powerD．continuously unmanned
[单选题]He believes thatfrom a military [standpoint],the situation is under control
[单选题]She ____ great self-control when they told her the news.A. dislike B. dispose C. display D. disorder
[单选题]She is running a fever, but now it is under control.- _________A.She is run
Under modern conditions, this requires varying measures of centralized control a
(31) Under modern conditions, this requires varying measures of centralized cont
[单选题]A sentence is considered when it conforms to the grammatical knowledge in t