171. No, I don’t know whose bag that is. admin — January 22, 2025 in English 2 0 Likes 118 Views Share Tweet on Twitter Share on Facebook Pinterest Relative Clauses A: It looks like someone left their bag behind. Do you recognize it? B: No, I don’t know whose bag that is. A: I’ll look inside. B: Whose is it? A: It says Mary Johnson.