在我国肾小球源性血尿最常见的疾病是().
A.肾结石
B.膀胱癌
C.急性肾小球肾炎
D.急进性肾炎
E.IgA肾病
参考答案:E
Everyone present at the meeting agreed to stick to the _______ that everyone should be treated equally and fairly.
A.principle
B.ambition
C.purpose
D.circumstance
凡发音响亮、可延长的音都是元音。