Top Expressions

For good news:
That's good.
That's great.
That's nice.
That's interesting.
That's cool.
That's wonderful.

For bad news:
That's too bad.
That's terrible.

Examples: 
I am taking an English course. We have a great teacher.
Oh, that's interesting.

I am training 8 hours a day and I am not sleeping.
Really? That's too bad.

I am singing on the college choir team.
Hey, that's wonderful.

She is a professional athlete.
Yeach? That's great.

Our team is not playing well this season.
Oh, that's terrible.