肾小球疾病作为一组疾病是（）
A.病理变化相仿
B.病因相仿
C.发病机制类似
D.临床表现类似
E.主要病变在肾小球
参考答案：E
— Have you been wasting time on computer games again?
— _______. I've been studying a lot and I need a break. [ ]
A. No way
B. Not really
C. Exactly
D. I couldn't agree more.
下列有关估测不符合事实的是（ ）
A．家用彩电正常工作电流约为0.8A
B．家用电饭锅每次烧饭大约消耗电能4kW•h
C．中学生正常上楼的功率约为100W
D．汽油机的效率约为25%-35%
