当发生电梯事故和故障时,电梯司机应马上对电梯进行检修.()
参考答案:错
My suggestion is ______ we should have mercy ______ these homeless children and offer them some help.
A.that; on B.what; toC.which; for D.that; for
目前在海马配件订货业务中,使用的订单类型主要有以下哪几种?()
A、正常订单
B、紧急订单
C、火急订单
D、特殊件订单
E、以上皆是