脊髓型颈椎病症状包括()
A.一侧或双侧下肢发紧、麻木
B.头颈部屈伸可诱发或加重头晕
C.大小便功能障碍
D.出现病理征反射阳性
E.交感神经兴奋
参考答案:A, C, D
The song is so beautiful. Never before such a wonderful one![ ]
A. I have heard
B. have I heard
C. I heard
D. did I hear
我国城镇企业职工基本养老保险的基金筹集原则为()、略有结余、()。