关于it is的疑问
I know for sure it is time well spent.
It is part of a growing body of evidence that we really are what we eat.
这个it is 分别是什么作用，做了什么成分
最佳答案 2022-03-31 09:24
it is time well spent 是know的宾语从句。
It is part of a growing body of evidence that we really are what we eat.中的It 是形式主语，is是系动词。
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