A.did your father retire
B.your father retired
C.has your father retired
D.your father has retired
A.absolutely.
B.That sounds good
C.I‟d like that, but I don‟t know how to.
D.Yes, I would
B.Here you are.
C.Go up.
D.Here are you.
B.has
C.is having
D.had
A.it...occurred
B.you...occurred to it
C.it...occurred to you
D.you...occurred
A.By all means
B.Of course
C.Not in the least
D.No wonder