继发性高脂血症常见于（）
A.控制不良的糖尿病
B.口服避孕药
C.饮酒
D.甲状腺功能减退症
E.肾病综合征
参考答案：A, B, C, D, E
— I didn't do well in the exam yesterday. Of course I ______ for it.
— Oh, your poor thing! But I think you should learn a lesson. [ ]
A. hadn't prepared
B. haven't prepared
C. didn't prepare
D. wouldn't prepare
计算机联锁系统为调度监督、TDCS系统、微机监测等提供接口的是（）。
A.上位机
B.下位机
C.采集机
D.电务维修机
