YOU SAID:
How long until I have to go to school
INTO JAPANESE
いつまで学校に行かなければならないの
BACK INTO ENGLISH
how long do i have to go to school
INTO JAPANESE
いつまで学校に行かなければならないのですか
BACK INTO ENGLISH
how long do i have to go to school
Okay, I get it, you like Translation Party.