加工贸易联网监管,根据实际需要办理进出口货物的备案,取代以合同为单元的备案手续。 ( )
参考答案:对
Our city has experienced _______ this year as it did last year.
A.twice as much rain
B.rain twice as much
C.as twice much rain
D.twice rain as much
影响铁路运输安全的人员因素中,铁路运输系统外人员主要包括()。
A.旅客
B.机动车驾驶人员
C.安监管理人员
D.货主
E.工务人员