YOU SAID:
who syas you cant teach an old dog new tricks
INTO JAPANESE
老犬に新しい芸を教えられないなんて誰が言うの？
BACK INTO ENGLISH
Who says you can't teach an old dog new tricks?
INTO JAPANESE
老犬に新しい芸を教えてはいけないと誰が言ったでしょうか？
BACK INTO ENGLISH
Who said you can't teach an old dog new tricks?
INTO JAPANESE
老犬に新しい芸を教えてはいけないなんて誰が言ったの?
BACK INTO ENGLISH
Who said you can't teach an old dog new tricks?
That didn't even make that much sense in English.
