Prince Charles at the Royal College of Music

The video consists of brief interactions, including an introduction, expressions of gratitude, and apologies.

What does the phrase 'Off the book' imply in a conversation?

How would you respond to someone saying 'I'm here'?

What is the significance of saying 'Thank you for the visit'?

In what situations might you say 'I'm sorry'?

Can you explain the context in which these phrases might be used?