It's been too long.

Meaning

Expresses that it's been a long time since you last saw someone.

Examples

• John: 'It's been too long, Alice.'<br>
• Alice: 'It really has, John. We should catch up soon.'
• John: 'It has, Alice. Things are pretty good, thanks.'
• Alice: 'It's been too long, John. How are things going?'<br>