YOU SAID:
I need to learn to dance quickly or else
INTO JAPANESE
私は迅速にまたは他のダンスを学ぶことが必要
BACK INTO ENGLISH
I quickly or learn other dances
INTO JAPANESE
私すぐにまたは他のダンスを学ぶ
BACK INTO ENGLISH
I quickly or learn other dances
You've done this before, haven't you.