YOU SAID:
I would have never guessed it
INTO JAPANESE
私はそれを推測したことがないだろう
BACK INTO ENGLISH
I would never have guessed it
INTO JAPANESE
そのことは全く予想していませんでした。
BACK INTO ENGLISH
I would never have guessed that.
INTO JAPANESE
そのことは全く予想していませんでした。
BACK INTO ENGLISH
I would never have guessed that.
That didn't even make that much sense in English.