该病人治疗4周后自行下地负重行走，正常活动，预计可能发生哪一种情况A．关节强直 B．

病历摘要：患者男性，38岁因进行性四肢无力3天入院。

根据以上资料患者应做哪二项实验室或特殊检查而确诊？ （）

A.血、尿、粪常规

B.肝肾功能

C.血电解质

D.电生理检查及肌电图

E.颈椎平片

F.腰穿脑脊液

G.血气分析

A．It costs more productivity for companies than actually absenteeism.

B．It can be taken as an indication that there is so much pressure to go to work.

C．The companies have to pay sick employees a great deal to stay home.

D．There might be too many people who stay home when they’re not sick.

移动网络优化的内容。

保险费与净资产的比率不超过( )被视为安全。

A．2:1

B．1:2

C．2:3

D．3:2

简述桩身完整性类别的分类原则？