你能解释一下句子结构给我吗？什么是“它”代表着她的反应？

Could you explain the sentence structure to me? What "it" represents in her response?

youdao

Then, I use this sense I have of what the whole must be like to continue to read successive parts--lines, sentences, whatever they may be.

然后，我在对于全文设想的指导下,继续读剩下的部分，行，句，无论它可能是什么。

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