原发性醛固酮增多症一般不出现（）
A.周期性麻痹
B.夜尿增多
C.高血压
D.头痛、疲乏、视力模糊
E.高血钾
参考答案：E
直线l1：x+ay+3=0和直线l2：（a-2）x+3y+a=0互相平行，则a的值为______．
"I've made some coffee. Would you like_________?""That would be fine. "
A. many B. any C. some
