下列哪一种显像剂可用于脑平面显像()
A．Tc-ECD
B．TcO
C．Tc-MIBI
D．Tc-HMPAO
E．Tc-植酸盐
参考答案：B
Li Ming and Bob are good friends. They like to __________ fun together.[ ]
A. play
B. have
C. having
公安信息系统的开发策略有哪些》？
