с . употребите а) past simple или б) present perfect 1) you ever (to visit) hungary? 2) our group (to tour) yugoslavia this month. 3) the film (to produce) a good impression on me. 4) a fortnight ago the theatre (to produce) a new play. 5) when you (to finish) school? 6) i (to happen) to see john the other day. 7) i (to start) writing my book two years ago. 8) i (to write) half of it since. 9) we (to witness) great progress in space research this century.