This is the book for which you asked.为什么是做for的宾语.This is the book you wanted.

问题描述:

This is the book for which you asked.为什么是做for的宾语.This is the book you wanted.
This is the book for which you asked.为什么是做for的宾语.
This is the book which you wanted.
以上两个从句的不同是什么,为什么一个用for 另一个不用?

ask for 和 want 效果差不多 want是及物动词,ask 非及物动词,接宾语需加for