a)
acknowledging an idea
- Right. OK.
- Sure.
- Definitely.
- I never thought of that.
- Yes, it's true.
- That's a good idea.
- I know what you mean.
introducing an alternative
- Having said that, ...
- But looking at it another way, ...
- ... but on the other hand ...
- But I'm looking at ...
- Alternatively, ...
- Yes and no.
b)
acknowledging an idea
- That's true.
- That's interesting.
- That makes sense.
- Exactly.
- I'm with you there.
introducing an alternative
- Mind you, ...
- But you could argue that ...