YOU SAID:
im in love with my teacher
INTO JAPANESE
私は先生に恋をしている
BACK INTO ENGLISH
i'm in love with my teacher
INTO JAPANESE
私は私の先生に恋をしています
BACK INTO ENGLISH
i am in love with my teacher
INTO JAPANESE
私は先生に恋をしています
BACK INTO ENGLISH
i am in love with my teacher
That didn't even make that much sense in English.