Though the sound could be heard clearly,it took me a long time to react.这句话中的 "it"指的是什么?

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Though the sound could be heard clearly,it took me a long time to react.这句话中的

Though the sound could be heard clearly,it took me a long time to react.这句话中的 "it"指的是什么?
Though the sound could be heard clearly,it took me a long time to react.
这句话中的 "it"指的是什么?

Though the sound could be heard clearly,it took me a long time to react.这句话中的 "it"指的是什么?
it这里指代后面的to react~~为了避免句子头重脚轻,经常会用it指代句子后面的不定式
比如说it is really difficult to finish the work,it就是指代to finish the work

it是形式主语,指的是 to react

指的是the sound could be heard clearly这件事

it 在这里是一个形式主语,其实真正的顺序是 Reacting takes me a long time. 但是这句话头重脚轻,所以为了平衡句子,用it 来代替Reacting,使句子看上去更加平衡。
更多it做形式主语的用法详见http://hi.baidu.com/283811756/blog/item/7a7203fad347af8d9f514660.html
希望对楼主有...

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it 在这里是一个形式主语,其实真正的顺序是 Reacting takes me a long time. 但是这句话头重脚轻,所以为了平衡句子,用it 来代替Reacting,使句子看上去更加平衡。
更多it做形式主语的用法详见http://hi.baidu.com/283811756/blog/item/7a7203fad347af8d9f514660.html
希望对楼主有帮助O(∩_∩)O

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