将特殊疑问句改写成名词性从句：
where is it? 就能改写成I wonder where it is 可where在名词性从句中就是做状语这么一来 is 后面岂不是缺少成分？
what在名词性从句中做主语 宾语 表语
可I wonder what size she wears 这里的what 不是作定语么？
which在名词性从句中需要加名词
可He asked me which i liked best 这句话也是对的呢？
1. 将特殊疑问句改写成名词性从句：
where is it? 就能改写成I wonder where it is 可where在名词性从句中就是做状语这么一来 is 后面岂不是缺少成分？
【答】where在两种句子中，都是作表语。
2. what在名词性从句中做主语 宾语 表语
可I wonder what size she wears 这里的what 不是作定语么？
【答】what在名词性从句中做主语，宾语，表语。也可作定语，以下句子中what都是作定语：
What book is it?
Please tell me what book it is.
3. which在名词性从句中需要加名词
可He asked me which i liked best 这句话也是对的呢？
【答】which后跟名词或者不跟名词都可以。
Which do you prefer? He asked me which I preferred.
Which book do you prefer? He asked me which book I preferred.
