Complete the conversation with the correct form of the verbs in

Complete the conversation with the correct form of the verbs in parentheses and for or since.
interviewer Ben, how long have you been swimming?
ben Well, I started swimming when I
was eight, so Ive been swimming
(1) 14 years.
interviewer And when (2) (do) you start
swimming in competitions?
ben I (3) (enter) my first
competition when I was ten.
interviewer (4) (do) you win?
ben No, I didnt. I (5) (win) my
first race when I was twelve, it was fantastic.
interviewer And how many times have you won
(6) then?
ben Oh! Lots of times. Ive (7) (swim) in so many races I cant remember.
interviewer What is the best moment so far?
ben When I (8) (be) in the
Olympic Games.
interviewer Yes, I remember, you won a medal.
ben Thats right. I won a bronze medal.