INTERRUPTING Sorry but...

ASKING FOR OPINIONS What do you think?

What's your opinion...?
GIVING OPINIONS
In my opinion...
AGREEING
That’s right /That’s true.
I totally agree.
DISAGREEING
Perhaps, but…
I’m sorry, I can’t agree.
MAKING SUGGESTIONS What about….? / How about…?
Why don’t we…?

I think we should…
REJECTING SUGGESTIONS
I’m not sure that’s a good idea because…