1/Do you know who invented the mobile phone?
2/ Can you tell me if the John`s coming to?
3/I wonder whether you can recommend a good bookshop.
4/ Have you any idea how long the interview will take?
5/We`d like to know where we can get a bus timetable.
6/Can I ask what you`re doing later this evening?
7/Could you tell me whether there were any phone calls
while I was out?
8/ Would you mind me
how often you telling on business travel abroad?