—I'm not sure. It time.
①连接AB(如图);作AB的垂直平分线CD交弧AB于点M,交AB于点T;
②分别作AT,TB的垂直平分线EF,GH,交弧AB于N,P两点,则N,M,P三点把弧AB四等分。你认为小明的作法是否正确: ,理由是 。
"The story of the red-crowned crane" ____ (write) in memory of Xu Xiujuan.