为什么在here is a present (for you)中,与在here is an e-mail from America (to you) with Tom's wish中,为什么一个用for而一个用to?

问题描述:

为什么在here is a present (for you)中,
与在here is an e-mail from America (to you) with Tom's wish中,为什么一个用for而一个用to?