当混浊性尿液加热时，尿液变为清亮，其混浊的原因为
A．本周氏蛋白尿
B．脓尿
C．磷酸盐沉淀
D．尿酸盐沉淀
E．小分子蛋白尿
参考答案：D
若集合A＝{x|ax2－2x＋1＝0}有两个不同元素.则实数a的最大整数解是( )
A．1
B．0
C．－1
D．－2.
Last year Jackie saved 5% of her annual salary. This year, she made 10% more money than last year, and she saved 8% of her salary. The amount saved this year was what percent of the amount she saved last year ？（）
A. 56%
B. 76%
C. 158%
D. 176%
E. 188%
