5、种情况均不成立,换其他名词再次插入,例如N1ofN2,如果N2不行,则插入N1尝试,如果插入以后成立则为定语从句,若不成立,则为同位语从句。十、名词性从句和形容词性从句的相互转化例如:名词性从句:Iknowwhatyouknow.=>I know the thing that you know.形容词性从句:Iknowwhateveryouknow.=>IknowanythingthatyouknowWho=thepersonwho;whoever=anypersonwhoWhat=thethingthat;wh