looks like he's kinda grown attached to me.
* kinda=kind of 在美国口语中十分常用，是“有一点...”的意思
grow attached to 开始喜欢上...

i break off a relationship.
* break off 断交，catch up 言归于好

looks like those two are up to someithing, huh?
they can come out in the open.
* 那两人最近关系好象有点暧昧，是吗？
他们大可以公开来往。

how am i supposed to ask for a date?
* “约会某人”可以说 ask someone out, ask ... for a date
常用的方式有：
what are you doing this weekend?
would you like to go out this weekend?

i just don't feel comfortable holding hands in public.
* hold hands 牵手，还有 hand in hand, arm in arm

well, i struck out this valentine's day, too.
* valentine's day 情人节

what a drag! i got that "let's just be good friends" line again.
* drag 令人沮丧的事或物，line 说词

i wonder if there's an easy way to break up and still be friends.
* break up, split up 都是分手的意思

too bad. i almost thought we had something.
* something 指特别的交情

i see my girlfriend home.
* see...home 送某人回家，see...off 则是送行的意思

he is playing the field.
* play the field 和很多异性交往，反义为 go steady

i pretend to give hime the cold shoulder.
* 我故意假装冷落他。
此外 cold turkey 是指冷漠的人

well, it's over, anyway. time to find some new.
* 我们的关系完了梢运?i'm through with her/him. 或
we're through with each other.