YOU SAID:
What if we all spoke German all of a sudden?
INTO JAPANESE
突然ドイツ語を話したらどうなるでしょうか?
BACK INTO ENGLISH
What happens if you suddenly speak German?
INTO JAPANESE
突然ドイツ語を話すとどうなりますか?
BACK INTO ENGLISH
What happens if you suddenly speak German?
That didn't even make that much sense in English.