YOU SAID:
I am going to break up with you tomorrow
INTO JAPANESE
私は明日あなたと別れるつもり
BACK INTO ENGLISH
I'm going to break up with you tomorrow
INTO JAPANESE
私は明日あなたと別れるつもりです
BACK INTO ENGLISH
I will break up with you tomorrow
INTO JAPANESE
私は明日あなたと別れるでしょう
BACK INTO ENGLISH
I will break up with you tomorrow
Come on, you can do better than that.