（）应对自动喷水灭火系统的水源控制阀、报警控制装置进行目测巡

搜题请搜索小程序“爱下问搜题”

问题单项选择题

（）应对自动喷水灭火系统的水源控制阀、报警控制装置进行目测巡检完好善及开闭位置。

A、每小时

B、每天

C、每星期

D、每月

答案

参考答案：B

选择题

So _______that in spite of the rare disease, he managed to live as rich and full a life as we do.

A．optimistic and determined was Marty

B．was Marty optimistic and determined

C．Marty was optimistic and determined

D．optimistic and determined Marty was

判断题

车辆在高速公路以每小时100公里的速度行驶时，距同车道前车100米以上为安全距离。