甲氧苄啶与下列哪一药物组成复方磺胺甲嗯唑
A．SN
B．SMD
C．SD
D．SMZ
E．SA
参考答案：D
The boy’s question took his teacher in surprise.
“仁者见仁，智者见智”，是对客观真理的否定。 ( )
