突然视力下降无眼痛可见于()
A.玻璃体出血
B.白内障
C.缺血性视神经病变
D.屈光不正
E.视网膜动脉阻塞
参考答案:A, C, E
—I thought you were building a ship, why not put it in the lake?
—Because it _______. What's more, it needs to ________. [ ]
A. would not finish, repaired
B. hasn't been finished yet, be repaired
C. won't finished yet, be repairing
D. didn't finish, repaired
引咎辞职、责令辞职两种制度的特定调整对象是()。
A、领导成员
B、在编人员
C、普通职员
D、聘用人员