1型糖尿病的慢性并发症()
A.糖尿病酮症酸中毒昏迷
B.糖尿病非酮症高渗昏迷
C.糖尿病低血糖昏迷
D.糖尿病乳酸酸中毒
E.糖尿病肾病
参考答案:E
The secretary and principal (校长) _______ at the meeting now. [ ]
A. are speaking
B. is speaking
C. were making a speech
D. have a speech
ZYJ7型电液转辙机主要有哪几个机构组成?