大学英语：引用他人的问句时可直接引用，也可间接引用。

（1）由wh引导的特殊疑问句变成间接引语时，把疑问句形式改成陈述句形式，人称代词、时态和状语作适当调整。

“What would you like me to buy for you?”he asked me.

He asked me what I would like him to buy for me.

“How often do you visit your parents?”the teacher asked Bob.

The teacher asked Bob how often he visited his parents.

(2)一般疑问句变成间接引语时，先加if或whether，再把疑问句变成陈述句形式，人称代词、时态和状语也要注意适当调整。

“Are you ready now?”Mother asked her boy.

Mother asked her boy if/whether he was ready then.

“Will you be waiting for me this afternoon?”Susan asked John.

Susan asked John if/whether he would be waiting for her that afternoon.