热心网友
How 可引导如下从句：1.主语从句－－How he come here is a mystery.2.宾语从句－－I don't know how we can get there so soon.3.表语从句－－It was how we learned so much in so short a period.4.状语从句－－No matter how he begged , the boss didn't care.
热心网友
关键是要看句子了。
热心网友
情况不一样，可以做宾语从句，比如说Could you please tell me how we can get there? 或者主语从句How we found it is not so important.关键是要看你的句子。
热心网友
how 可引导定语从句或状语从句...最好把句子拿来分析