妊娠满28周后胎儿及其附属物娩出为
A．硫酸镁静脉滴注B．盐酸哌替啶肌注C．肼屈嗪静脉滴注D．甘露醇静脉滴注E．地西泮静脉滴注
参考答案：A
There are lots of plastic bags ____ in the river, ____ it very dirty.
A．floating; making
B．to float; made
C．being floated; made
D．floated; making
尽端式车站的股道编号，当站舍位与线路终端时，（）开始顺序编号。
A.从靠站舍的线路
B.从正线
C.向终点方向由右侧
D.向重点方向由左侧
