I have come to be very much of a cynic in these matters.

我在这些事情上已经成了一个颇为愤世嫉俗的人。

《柯林斯英汉双解大词典》

I have come to-day to talk over a matter with you.

我今天来和你谈一件事。

youdao

I have come to collect my winnings.

我来领取我赢得的钱。

《柯林斯英汉双解大词典》

"I have lots of friends that came to U.S.C. That is the main reason I wanted to come.

VOA: special.2010.05.27

I wish it were a bit more, a lot more people I wish that would have come.

我希望来的人还能更多一点。

有很多活动 - SpeakingMax英语口语达人

I have come into deep waters, and the flood sweeps over me" .

越陷越深，水淹没了我“

耶鲁公开课 - 旧约导论课程节选

Everything I have proposed, I have come up with a way to pay for it.

CNN: Part 1 of CNN Democratic presidential debate

Recently I have come across an interesting study by two psychologists--Simine Vazire and Erika N.

FORBES: Magazine Article

This, as I have come to learn through experience, is the essence of innovation and entrepreneurship.

WHITEHOUSE: Turn A Problem Into Your Passion