特殊疑问句中《疑问形容词》和《疑问代词》有何区别?

***疑问形容词 Which [flower] do you want?
*** Whose,What,What + N.名词时候是疑问形容词...flower
***做为 疑问形容词时候 表示[ 所有者]...
What book do you want?
Whose bag is this?
Whose shoes was he wearing?
Which watch do you like better?
疑问代词 Which of you came first?[不是 +(N.)之前时是疑问代名词]
*** What [time] is it?...疑问形容词
疑问代词 ...What has happened?[what===S.]
Which does he like?
What are you doing?
What are you?
What do you suppose he will give you?
What are you looking for?