Dialog 2 : On the coach
                Tourassistant : Ladies and gentlemen. _6_ before we board for
                                         the cruise.
                Tourist :            Sorry to interrupt, but _7_ I can't hear you.
                Tourassistant : Certainly. _8_ to always have your passport with
                                         you or else you won't be allowed to get on the boat.
                 Tourist :           _9_ I don't have my passport. What should I do?
                 Tourassistant : (Sighing) _10_ ..
1. do you mind making a loud noise?
2. would you like to speak out?
3. could you please speak a little louder?
4. can you lower your volume?
5. do you want to break in?
3. could you please speak a little louder?