YOU SAID:
i am going to study biology in math class
INTO JAPANESE
私は数学の授業で生物学を勉強するつもりです
BACK INTO ENGLISH
I'm going to study biology in my math class
INTO JAPANESE
数学の授業で生物学を勉強するつもりです
BACK INTO ENGLISH
I'm going to study biology in my math class
You've done this before, haven't you.