YOU SAID:

I finally finished my graduation.

INTO JAPANESE

私は最終的に私の卒業式を終えた。

BACK INTO ENGLISH

I finally finished my graduation ceremony.

INTO JAPANESE

とうとう宿題が終わった。さあ、これで寝られるぞ。

BACK INTO ENGLISH

I have finally finished my homework; now I can go to bed.

INTO JAPANESE

とうとう宿題が終わった。さあ、これで寝られるぞ。

BACK INTO ENGLISH

I have finally finished my homework; now I can go to bed.