President of China and Indonesia arrive ahead of nuclear summit

The video begins with a friendly greeting, setting a welcoming tone for the tutorial.

What is the sentiment expressed in the phrase 'nice to see you'?

How might the phrase 'Alright OK' be interpreted in a conversation?

What does the use of 'OK' imply about the speaker's mood?

In what contexts might someone say 'nice to see you'?

What are some alternative phrases to express a similar sentiment to 'nice to see you'?