骨巨细胞瘤X线表现
A.外生性,可见明显破坏
B.骨性破坏,可见片状钙化
C.位于干骺端,可见有分格
D.骨破坏,可见Codman三角
E.偏心性,位于骨端,溶骨性破坏
参考答案:E
— Have you got any good plans, Jack?
— Let's go to the charity to _____ some money and old clothes.[ ]
A. give away
B. put off
C. take up
D. stand for
信号把钩工应站在什么位置摘挂钩?