急性肾功能衰竭少尿或无尿期常见的致死原因是（）。
A.高磷血症与低钙血症
B.低钠血症
C.低氯血症
D.高镁血症
E.高钾血症
参考答案：E
On April 28,2013,the Leheledu Theme Park in Yongchuan, whose most construction has been finished, ,becoming one of the biggest centers for entertainment in Chongqing.
A．opens
B．was opened
C．has been opened
D．had been opened
脉络膜黑色素瘤，临床表现为
A．眼底可见褐色棕黄色隆起的肿物
B．以上全对
C．肿物顶部可见视网膜血管扩张、充血
D．FFA、MRI、B超等检查有助本病诊断
E．视力下降，视野缺损，眼前飘浮物
