How to pronounce“hm”in English

Hm?

Hm.

Hm?

You don't have to be offensive to be honest. Hm. When I don't like somebody, I can get offensive, too.

What's the, if you had one question to ask to diagnose what is going on, what would that question be? Hm? Come on, somebody take a guess.

When do you think SpaceX will land a human being on Mars? - Hm. Best case is about five years, worst case 10 years.

And Perry said to me, it looked real because it was meant to look real. Hm. There was a president you talk about that played a nuclear war game and discovered that there could be no winners.