Yes, I'd like to.
I'd rather not
Why don't we...?
How about...?
I don't feel like it
That sounds like a good idea.
What if we...?
Let's try that.
That's a good idea but...
That's not a bad idea.
What an awful / bad idea!
I'm not really sure/ convinced...
What a good idea!
I think we...
Why not?
Let's...
It might work
Maybe we...
This is just what we need.
I don't think this...
