III.    Put the verbs in brackets into the past simple or the present perfect.
    1.    A:                 (you/ ever/ meet) anyone famous?
        B: Yes, last summer I                 (sit) next to Brad Pit on a plane to LA.
    2.    A: How long ago             (you/ start) painting?
        B: Ten years ago. I                 (recently/ complete) a painting that the National Gallery         (ask) me to do a year ago.
    3.    A: Last night, I             
(see) the latest James Bond film.
        B: Oh, I             (already/ see) it twice.
    4.    A: Do you know that Mrs Janet             (work) here for sixteen years?
        B: I thought she             (start) working here ten years ago.