Mm - hmm.
So , s I think that the way I  we would like to think , uh , I think is focus is something that comes up in , I mean , lots of  basically this is the information structure.
Mm - hmm.
OK , it 's like  uh , it 's not  it might be that there 's a syntactic , uh , device that you use to indicate focus or that there are things like , you know , I think Keith was telling me ,  things toward the end of the sentence , post - verbal , tend to be the focused  focused element ,