change the questions into inderect ones. Begin with Did you know, I wonder or He asked me.
1) Did you go out last night? 2) Are single-parlent families becoming more common in Russia?
3) Who does he know from group 302? 4) How long will the interview last? 5) What kind of chocolate tastes best? 5) Who will fulfil this speak? 6)does she live in the flat above you? 7) Where did they spend their vacantion?