YOU SAID:

i just broke up with my boyfriend..

INTO JAPANESE

私は彼氏と別れたばかり.

BACK INTO ENGLISH

But I broke up with my boyfriend.

INTO JAPANESE

しかし、私が彼氏と別れた。

BACK INTO ENGLISH

However, I broke up with my boyfriend.

INTO JAPANESE

しかし、私は彼氏と別れました。

BACK INTO ENGLISH

However, I broke up with my boyfriend.