主格代替宾格 a.在介词but,except 后,有时可用主格代替宾格.b.在电话用语中常用主格.---- I wish to speak to Mary.--我想和玛丽通话.---- This is she.--我就是玛丽.注意：在动词be 或to be 后的人称代词视其前面的名词或代词而定.I thought it was she.我以为是她.(主格----主格) I thought it to be her.(宾格----宾格) I was taken to be she.我被当成了她.(主格----主格) They took me to be her.他们把我当成了她.(宾格----宾格)