how to do整體是理解為名詞嗎？我一直習慣還原句子。譬如where are you fron 還原就是

you are from where,i do not know how to do 還原就是i do not know to do how對嗎？

其中to do 做賓語，how做副詞修飾do,如此理解對嗎？

? 你可以在詞典中查到?i do not know to do how 這種說法？！