I've been looking for you.我一直在找你

look for寻找；寻求；期待

You can look for the book in the library catalog.

你可以在图书馆的图书目录上查找这本书。

He began to look for another position immediately.

他马上开始寻找另一个职位。

and then all of the sudden, poof, she would reappear as if she'd never left the house.然后又嗖的一下突然出现就像从没离开过一样

as if犹如，好像，好似，仿佛

I felt as if my heart would burst with joy.

我觉得自己高兴得心花怒放。

It looks as if it will rain before long.

看起来一会儿就要下雨了。

but I really wish you'd think about the people you were hurting.但我真的希望你能想想你正在伤害的人

think about考虑；回想

I'll think about it while I have a chew.

我吃饭时会想想看。

Even now when I think about it I feel pain in my heart.

就是现在想起来我心里都感到难受。