YOU SAID:

Have you sold a penthouse in this building yet?

INTO JAPANESE

この建物のペントハウスはまだ売っていますか？

BACK INTO ENGLISH

Are you still selling this building's penthouse?

INTO JAPANESE

あなたはまだこの建物のペントハウスを売っていますか？

BACK INTO ENGLISH

Are you still selling this building's penthouse?