Be or not to be method applies to subject incapability, finding whether the actor is qualified as person of mens rea as criminal law provides, unrealized crime for the qualified and incapability for the unqualified.

• 对于主体不能的情况 ,采取“是否判断法” ,即看行为人是否具备刑法所规定的意图之罪的主体资格 ,不具备的是不能犯 ,具备的则是未遂犯 ;