[originaltext]David Richardson used to be one of our customers, wasn’t he?(A)Y

David Richardson used to be one of our customers, wasn’t he?
(A)Yes, until he moved to another city.
(B)He often uses it at the workplace.
(C)Yes, at the Customs Office.

Do you know if we hired anyone to take over Mr. Peterson’s job?
(A)The position is still up for grabs.
(B)I heard he is going into retirement.
(C)I’ll take it over to him myself.