胆总管探查指征中,下列不正确的是()
A.胆总管摸到异物或块状物者
B.胆总管扩张
C.有梗阻性黄疸病史者
D.胆囊萎缩者
E.术中胆囊管造影发现胆管结石
参考答案:D
抛物线y=-2(x-1)2-3与y轴的交点纵坐标为( )
A.-3
B.-4
C.-5
D.-1
I get up ______ the morning, then I have bread and juice ______ breakfast.[ ]
A. in; on
B. on; for
C. at; in
D. in; for