A、<span style=";font-family:宋体;font-size:19px"><span style="font-family:宋体">理论</span> </span></p><p></p>
B、<span style=";font-family:宋体;font-size:19px"><span style="font-family:宋体">人</span></span></p><p></p>
C、<span style="font-family: 宋体; font-size: 19px;">实践</span><span style="font-family: 宋体; font-size: 19px;"> </span></p><p></p><p></p>
D、<span style="font-family: 宋体; font-size: 19px;">机构</span></p><p></p>