肾结石X线平片表现为（）。
A.圆形
B.卵圆形
C.桑椹形
D.鹿角形
E.以上都可
参考答案：E
---Are you free now? I’ve got something to tell you.
--- Ok, ______ you make your story short.
A．so long as
B．even if
C．now that
D．in that case
公路隧道围岩分类可分Ⅰ、Ⅱ、Ⅲ、Ⅳ、Ⅴ类围岩。
