Are these senrences OK? And can I use them interchangeably?

It's very disturbing having everyone's eyes on me.
It's very annoying having everyone's eyes on me.
It's very uncomfortable having everyone's eyes on me.

Question

Are these senrences OK? And can I use them interchangeably?

It's very disturbing having everyone's eyes on me.
It's very annoying having everyone's eyes on me.
It's very uncomfortable having everyone's eyes on me.

Answer

What do you call it? A pack or a block.

Answer

The sentence structure is OK. However, the adjectives you have chosen have different meanings and are not, therefore, not interchangeable.