尿呈烂苹果气味的疾病时
A．尿毒症B．肝硬化C．膀胱炎D．糖尿病酮症酸中毒E．肝性脑病
参考答案：D
解析：苹果样气味见于糖尿病酮症酸中毒。
He said that they _____ such an interesting football match before. [ ]
A. have never watched
B. didn't watch
C. had never watched
D. had no watched
控制浇铸温度－低温快注和加大冷却速度是（）的有效手段。
