YOU SAID:
i am in my senior year
INTO JAPANESE
私は私の4年生です
BACK INTO ENGLISH
I am my 4th grade
INTO JAPANESE
私は4年生です
BACK INTO ENGLISH
I am in 4th grade
INTO JAPANESE
私は4年生です
BACK INTO ENGLISH
I am in 4th grade
That didn't even make that much sense in English.