为了鉴别急性胆道感染和胃穿孔,宜采用下列哪项检查
A.B超
B.经皮肝穿刺造影
C.口服胆道造影
D.纤维胃镜
参考答案:A
I don't think it's good to copy other's homework.You should ________ it.[ ]
A.get over
B.get on
C.get up
D.get off
下列不属于金融市场客体的是( )。
A.股票
B.保险单
C.同业拆借
D.外汇