单项选择题
（）extinguish oil and electrical fires with water.
A.Do
B.Did
C.Never
D.Isn’t
点击查看答案&解析
相关考题
-
单项选择题
（） fire doors, windows, hatches, accesses and ventilators.
A.Closed
B.Close
C.Closing -
单项选择题
Inform the bridge and give the alarm at once （）the fire.
A. in case
B. case of
C. in case of
D. in the case of -
单项选择题
Fire and boat drills are carried out （）.
A.periodically
B.quarterly
C.monthly
D.yearly
