第1个回答 2019-01-04
宾语从句：有what\which\that引导句子在整个句子充当宾语成分,就是宾语从句.
eg:
i don't know what to do.i don't know which one is the best.我不知道该做什么.我不知道哪一个是最好的.
状语从句：以时间,原因,等引导词在整个句子中充当状语成分的就是状语从句.
eg:
i don't know she is my english teacher when i see her at first time.我第一眼见到她的时候,不知道她是我的英语老师.