I think of you 和 I miss you 的区别

第一个是,我想起/到你.表示不经意的想起某人,或是被提起时想到.
第二个是,我想你.表示发自内心不自觉的想到某人,因为强烈的思念之情

我想到你
我思念你

I think of you = 我常常想你。= You are (always) on my mind 的含义
I miss you = 我很想你。= I wish you were here with me 的含义
I miss you very much = 我非常想念你 = 我盼梦与你在一起

第一个 I thing of you 是 我关心你
第二个 I miss you 是 我想你

第一个是,我想到你.
第二个是,我想你.