Absolutely!
That's a good point, but...
Yes, I think so too!
OK!
Sounds great!
I agree with you.
I'm afraid, I can't agree with you.
Same here!
That's not right.
I don't think so.
So do I.
Great!
You can say that again!
No, I don't agree with you.
I don't agree.
That's a great idea!
I disagree.
