用MRI扫描来显示“透明软骨”,应首选以下哪种成像方法()
A.IR序列
B.GRE序列
C.SE序列
D.水成像
E.磁转换
参考答案:B
Everyone is here _____ Lily; she is ill. [ ]
A. beside
B. besides
C. outside
D. except