who是一个名词性质的性疑问代词,whose是一个有形容词性质的疑问代词。如在引导定语从句时,who在从句中的成分就是主语或宾语。而whose是做定语,拦隐两者可以互换,如A man whose T-shirt looks good可换为A man of whom(who的宾格)the T-shirt looks good.
who谁:Who are you?(你是谁?) whose谁的尘拆:Whose is this book?/Whose book is this?(这本书是谁迅兄茄的?) who's = who is(较常用)/ who has Who's that man over there?(那儿的那个人是谁?) Who'亩察s been there?(谁曾经去过那里?)