You have changed a lot.

你变了很多。

youdao

I don't think you have changed at all! Xiao Li shouldn't have failed to recognize you.

我觉得你一点儿也没变，小李不应该不认识你呀！

《新英汉大辞典》

Because you have changed.

因为你自己改变了。

youdao

If you go back to this particular graphic, the interesting thing is how have humans changed and what are they like now.

如果你回过头来看这张图,思考人类是如何演化的,现在又成为什么样

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Now you're saving a few calories because you don't even have to do that, so the food environment's changed in a lot of ways.

现在不需要这样,又节省了些力气,所以说食品环境改变了很多

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

I just want to flag the thought that you can be the very same hunk of stuff, even if some of the constituent atoms have changed along the way.

我只是要树立这样一个观点,就算在过程中，改变了一些原子,还能是同一件物品。

耶鲁公开课 - 死亡课程节选

"Just as you have changed in the past four years, so too have the challenges facing our military, " he said, noting the wars in Iraq and Afghanistan were still being engaged when Friday's graduates entered the academy.

CNN: SHARE THIS

Have you changed your target demographic and the logo does not appeal to your new market?

FORBES: Starbucks, HTML5, The Gap And More Lessons On New Logos

I'd like to tell you how have I changed and people I have met during my forced stay in Britain.

BBC: Time to reform refugee rules?