YOU SAID:
vote if ur supposed to be doing homework
INTO JAPANESE
宿題をすることになっているなら投票してください
BACK INTO ENGLISH
Please vote if you are supposed to do homework
INTO JAPANESE
宿題をすることになったら投票してください
BACK INTO ENGLISH
Please vote if you decide to do your homework
INTO JAPANESE
宿題をすることに決めたら投票してください
BACK INTO ENGLISH
Please vote if you decide to do your homework
That didn't even make that much sense in English.