急性脊髓炎与脊髓肿瘤鉴别在于前者表现为()
A.进行性瘫痪
B.感觉障碍两侧不对称
C.尿便障碍不明显
D.腰穿显示椎管无梗阻
E.无前驱感染史
参考答案:D
直埋电缆的方位标志应设置在哪些位置?
is surprising to us is that Tom can speak English fluently as though he were a native speaker.
A.What
B.That
C.Which
D.As