a,
1. WHO WANTS TO BE A MILLIONAIRE?
2. the quiz master
3. the contestants
4. the studio audience
b,
5. In Britain, the quiz master is Chris Tarrant.
6. There are three ways I can get help.
7. There are fifteen questions I have to answer.
8. Who Wants To Be A Millionaire? can be seen in more than 100 countries.
9. If I can answer the fourteenth question, I can win £500,000.