句子的骨干是,Who is that female?,而on earth 和Tom is with 都是修饰成分.很明显,这是个“主---系---表”结构的特殊疑问句句式.
主语:that female
系动词:is
表语:who
on earth是插入语,Tom is with 是省略了关系代词who/whom的定语从句,修饰that female的.
句子的骨干是,Who is that female?,而on earth 和Tom is with 都是修饰成分.很明显,这是个“主---系---表”结构的特殊疑问句句式.
主语:that female
系动词:is
表语:who
on earth是插入语,Tom is with 是省略了关系代词who/whom的定语从句,修饰that female的.