it名词所有格是its。
it
pron.(指提到过的或正在谈论的动物或事物)它;指婴儿，尤指性别不详者;指已知或正在发生的事实或情况；
例句
It doesnt have the market to itself.
它未能独占市场。
She lost it, just as I said she would.
我就说了吧，她把它丢了。
It is less of a problem than I\'d expected.
问题不像我预料的那么大。
He didn\'t make it past first base.
他未能跑过一垒。
