Having lost all their _____ in a big fire, the Blacks had to depend on their friends and relatives for a living.

A．galleries

B．reputations

C．signatures

D．possessions

男性45岁，Cushing综合征患者，实验室检查如下：基础水平尿17-羟、17-酮水平均明显升高，血浆ACTH水平比正常明显升高，小剂量和大剂量地塞米松抑制试验均不能使这些数值得到抑制，导致该病人Cushing综合征最可能的原因是

A．肾上腺腺瘤
B．单纯性肥胖
C．异位ACTH综合征
D．垂体分泌AcTH亢进(Cushing病)