A、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 16px; TEXT-DECORATION: none">是否有预见</span>
B、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 16px">预见到何种程度</span>
C、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 16px">预见到的内容是否相同</span>
D、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 16px">发生与否的意志因素</span>