下列关于关节滑膜结核的X线表现,错误的是()
A.持续性关节软组织肿胀
B.骨质稀疏
C.关节面非持重面部分骨破坏
D.晚期关节间隙变窄
E.早期关节间隙变窄
参考答案:E
You can use a large plastics bottle, _____ cut off, as a plot to grow flowers in. [ ]
A. with its top
B. the top of which
C. whose top
D. its top is
网络产品策略包括:()、()、信息策略三个方面。