多数可被大剂量地塞米松抑制试验抑制的是

A. 测定17-羟孕酮
B. 停用利尿剂4周后测定尿钾排泄率
C. 立即测定肾素～血管紧张素
D. 立即给予立卧位醛固酮试验

A. through
B. before
C. because
D. till

A. promised
B. refused
C. had
D. ought