Evidence has been found through years of study______children’s early sleeping problems are likely to

continue when they grow up.

A．why

B．how

C．whether

D．that

男，58岁。大量无痛肉眼血尿伴血凝块1天，排尿困难1天。检查：血压120/75mmHg，脉搏82次/分，耻骨上及脐下压痛，叩诊浊音。

本患者以下诊断中哪种疾病的可能性不大()

A．膀胱肿瘤

B．肾癌

C．膀胱结石

D．肾盂肿瘤

E．前列腺增生症