患者，男，51岁。车祸中致左殷骨中段开放性骨折，局部畸形，骨折端外露，伤口有活动性出血。下列急救措施哪项不妥（）。

A.将外露骨折端现场整复

B.用清洁布类加压包扎伤口

C.就地取材固定患肢

D.检查有无其他合并伤

E.迅速送往医院

How are lifelines attached to a life float?（）

A.By serving

B.By splicing one end of the line around the apparatus

C.Securely attached around the outside in bights no longer than three feet

D.With an approved safety hook or shackle