—Could you tell me ______? I want to post a letter.

—OK. Turn right at the second crossing.[ ]

A. where is the post office

B. where the post office is

C. how I can get to the cinema

D. how can I get to the cinema

下列叙述正确的是

A．磷酸盐结晶常见于pH酸性的感染尿液

B．无磷酸盐结晶常见于痛风

C．大量的草酸盐结晶提示严重的慢性肾病

D．酪氨酸和亮氨酸结晶常见于有严重肝病患者的尿液中

E．胆红素结晶见于黄疽、急性肝萎缩、肝癌、肝硬化、磷中毒等患者的尿液中