賓語從句怎麼分清主句和從句?I will do What I can to help you.can後面爲啥跟to?ca

題目：

賓語從句怎麼分清主句和從句?I will do What I can to help you.can後面爲啥跟to?can 不是情態動詞嗎?

解答：

賓語從句怎麼分清主句和從句?I will do What I can to help you.can後面爲啥跟to?can 不是情態動詞嗎?
I will do What I can to help you
句子語法結構分析如下
主語：I
謂語：I will do
賓語從句：what I can (do)
目的狀語：to help you