【单选题】It was already past midnight and only three young men ______in the house.
【单选题】It was already past midnight and only three young men ______ in the tea house.
【单选题】进行燃油压力检测时,按正确的工序应该先进行以下哪一项
C.
将燃油压力表连接到电喷系统上以前先将管路中的压力卸掉
【单选题】Excel的运算符的优先级别由高到低的顺序为戴飞
【单选题】对于不能直接起动的笼型异步电动机,一般采用( )。