A、<span style=";font-family:宋体;font-size:14px">当前图层</span></p><p></p>
B、<span style=";font-family:宋体;font-size:14px">0<span style="font-family:宋体">层</span></span></p><p></p>
C、<span style=";font-family:宋体;font-size:14px">包含对象的图形</span></p><p></p>
D、<span style=";font-family:宋体;font-size:14px">空白图层</span></p><p></p>