关系代词 1、关系代词用来引导定语从句。它代表先行词,同时在从句中作一定的句子成分,例如: The girl to whomI spoke is my cousin.跟我讲话的姑娘是我表妹。(该句中whom 既代表先行词the girl,又在从句中作介词to的宾语。) 2、关系代词有主格,宾格和属格之分,并有指人与指物之分。在限定性定语从句中,that 可指人也可指物,见表: 指人指物指人或物主格whowhichthat宾格whomthatthat属格whosewhose/of whichof which/whose 例如: This is the pencil whose point is broken. 这就是那个折了尖的铅笔。 (whose 指物,在限定性定语从句中作定语) He came back for the book which he had forgotten.他回来取他丢下的书。 (which指物,在限定性定语从句中作宾语