A、<span style="font-size:14px;font-family:宋体;color:#333333">直接性</span>
B、<span style="font-size:14px;font-family:宋体;color:#333333">全面整体性</span>
C、<span style="font-size:14px;font-family:宋体;color:#333333">创造性</span>
D、<span style="font-size:14px;font-family:宋体;color:#333333">开放性</span>