It is the first ...to do sth.

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It is the first ...to do sth.
It was the first company to make more than 3 million yuan in a year.
这句话我可以改成It was the first company to have made more than 3 million yuan in a year.为什么?

不可以第一句的语法成立前后时态对称第二句后半句是已经超过了300万语法不成立

It is the first ...to do sth. It is one is first time to do sth造句 It is the first time that sb do sth. 是it is time to do sth还是 it is the time to do sth Be the first to do sth be the first ( )to do sth It is the first time for him to do it is sb‘s first time to do sth 同义句 It is /was for the first /second ...time that sb.do /did sth It 's one 's first time to do sth it's the first time that与sb is the first to do 的区别 it is n.to do sth.