Вставьте правильную форму глагола 1) they (went/go have gone) hiking some days ago. 2) we already (cooked are cooking have cooked) our lunch. 3) my friend recently (have bought bought buy) some nice souvenirs. 4) our group (visit have visited visited) the british museum in 2011. 5) they (make made have made) friends last month. 6) we (are starting started have started) our travelling yesterday.