下列征象提示骨软骨瘤恶变的是
A.软骨帽内钙化
B.肿瘤较大,压迫邻近骨骼
C.瘤体出现骨皮质或边缘部骨质破坏
D.瘤体有宽基底蒂与骨相连
E.病灶呈分叶状
参考答案:C
Those are my three cousins. of them are interested in soap operas. [ ]
A.Each
B.All
C.Both
D.One
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