关于肾脏结核的影像学检查，下列叙述错误的是（）

A.平片可发现肾脏的改变，包括肾脏体积的缩小、肾脏多发性形态不一的钙化灶

B.肾小盏正常杯口结构消失，肾小盏变形或消失，可见虫蚀样破坏

C.因为发生干酪样坏死形成空洞，造影可有"云朵状"、"小水潭样"改变

D.晚期可形成"肾自截"，输尿管、膀胱也可受累

E.CT可较好地显示肾脏结核病变的钙化和脂肪

I can’t quite remember ________ you started playing golf.

A．when it was that

B．when was it that

C．that it was when

D．that was it when