YOU SAID:
i don't understand what this is supposed to before
INTO JAPANESE
私はこれが前に何をすべきか理解していません
BACK INTO ENGLISH
I don't understand what this should do before
INTO JAPANESE
私はこれが前に何をすべきか理解していません
BACK INTO ENGLISH
I don't understand what this should do before
You've done this before, haven't you.