慢性肾炎渐进性发展为
A.急性肾炎
B.隐匿性肾小球肾炎
C.急性肾衰竭
D.慢性E.自愈
参考答案：D
Don’t worry about ________. He can do it well by himself.
A．he
B．him
C．his
D．her
