1. 疑問代詞即指who, whom, whose, which, what等用於引出特殊疑問句的代詞。它們在句中可用作主語、表語、賓語、定語等。
如:
What did she say? 她怎麼說?(what作say的賓語)
Which are our seats? 哪些是我們的'座位?(which作表語)
What are you worrying about? 你為什麼事煩惱?(what作about的賓語)
注意:1. who和whom 只用作主語、賓語和表語,不用作定語;what, which, whose 則既可用作主語、賓語和表語,也可用作定語。
2. what與 which的用法區別:當選擇的範圍較明確時,用 which;當選擇的範圍不明確時,用 what。
如:
Which color do you like, red, black or white? 紅色、黑色和白色,你喜歡哪種?
What color is your car? 你的汽車是什麼顏色的?