why引导的特殊疑问句结构是：疑问词why+( )

why引导的特殊疑问句结构是：疑问词why+( )
why引导的特殊疑问句结构是：疑问词why+( )

why引导的特殊疑问句结构是：疑问词why+( )
疑问词why+( 一般疑问句 )
Why are you late for school?