I'm feeling blue.
I'm so down.
I feel low today.
I'm not in the mood.
I'm in a bad mood.
He's the only person that I can let down my guard.
I feel comfortable around her.
Are you still mad at me?
I was shocked to hear they got married.
I'm sure he will be happy to hear the news.
News of that sort really gets me down.
How do you release stress?
How can you be so happy every minute?
A: Why are you so depressed, Tommy?
B: Oh, nothing. I'm just tired.
A: Come on Tommy. You can tell me!
B: The boss gave me such a lot of work to do. I was working until 10 o'clock yesterday. And it has not been finished.
A: Why don't you talk to your boss?
B: I have talked to him. But he just said he couldn't find another person to help me. I'm really angry with him.
A: Just relax. I think your boss understands how hard you're working.
B: I hope so.