The Second Question~^^

Which person's behavior, character,or moment makes you most annoying?

For me, when I have conversation with the person who doesn't listen to others or insists only his/her opinion is right, it makes me really irritating.

How about you?

Welcome to the 1st question~!

I've already asked this question to some trainees, but this is one of most curious things I want to know.
My FIRST QUESTION is
" Which site do you usually visit when you study English? "