下列哪项不是导致骨折延迟愈合或不愈合的因素( )

A．感染

B．软组织嵌插

C．反复多次复位

D．低蛋白血症，甲亢

E．没有达到解剖复位

It may not describe the original (最初的) designof a town. However, one may get some idea of what

it         look like by walking around the town.

A.used to

B. seemed to

C. had to

D. happened to