I haven't seen you for yonks!

我很久没见你了！

《牛津词典》

My God, I've never seen you so nervous.

我的天呀！我从没见你这么紧张过。

《柯林斯英汉双解大词典》

I've never seen you so wound up.

我从来没有看过你如此紧张。

youdao

"Hello Alfred, I've not seen you for years, not since you were a little boy."

VOA: special.2009.03.07

I think I seen you somewheres before.

我想我以前在哪见过你。

耶鲁公开课 - 1945年后的美国小说课程节选

So they've got these superhighways which is, I don't know if you've seen them, they are marked on in blue.

所以，他们修了这些高速路，我不知道你见过没有，他们被标成蓝色了。

伦敦的蓝色自行车 - SpeakingMax英语口语达人

I've seen you grow over the past year: Letting folks watch on their iPads.

WSJ: A Year Without Cable

"I've never seen you this excited, " said my friend Alison, a cookbook designer, when Lolo presented the Raveneau.

WSJ: The Winter Pleasures of Burgundy's Beaune | On Wine by Lettie Teague

People who have seen you cry and laugh.

FORBES: Who Should a User Add As Their Friend in Their Path?