单项选择题

Control of flooding should be addressed（）.

A.first
B.following control of fire
C.following restoration of vital services
D.only if a threat exists

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单项选择题

A.immediately after restoring vital services
B.immediately
C.following control of flooding
D.following establishment of fire boundaries

单项选择题

A.flash point
B.upper explosive limit
C.lower explosive limit
D.fire point

单项选择题

A.cooling
B.smothering
C.chemical action
D.All of the above