1.I love that you are the last person I want to talk to before I go to sleep at night.
2.This is the last place where I expected to meet you.
3.I expect this is te last place to meet you.
4.I would be the last person in the world to deny it.
5.I would be the last perso to do it.
6.H.Poutsma' grammar is the last word in grammars.
Are the six last's equal in meaning?Why?