CT扫描对早期骨肉瘤诊断的价值在于显示（）
A.骨质增生硬化
B.细微骨质破坏
C.骨膜反应
D.软组织肿块
E.转移性病灶
参考答案：B
This is the dictionary（）I depend a lot whenever I have problems with new words.
A.on which
B.in which
C.for hich
D.with which
起钻为什么要灌泥浆？
