【单项选择题】
Fire drill is carried out once a （）.
A、A.year
B、B.day
C、C.week
D、D.month
查看正确答案A、A. carry out B、B. carried out C、C. carrying out D、D. carry on
搜题
更多“Fire drill is carried out once a （）.”相关的问题
第6题
A、A. Lifeboat launching is operated at intervals of three months. B、B. Lifeboat launching is operated at intervals for three months. C、C. Fire drill is carried out once a month. D、D. Don’t operate two or more hatch covers at the same time.
第7题
A、Start each fire pump B、Launch and run a lifeboat C、Inspect fire hoses D、Close each fire pump
第8题
A、Start each fire pump B、Launch and run a lifeboat C、Inventory rescue and fire equipment D、Inspect fire hoses
第9题
A、Start each fire pump B、Launch and run a lifeboat C、Inventory rescue and fire equipment D、Inspect fire hoses
