present perfect or past simple. we ( travelled / have travelled ) about the crimea last year. mr. wrinkle knows lot because he ( travelled / has travelled ) so she has seen / saw ) this film last friday. (have seen / saw ) pete in the library today. much. 1 ( have met/met) the doctor the other day. alec ( has met / met) the the children ( decided / have decided ) what to do with the book. yesterday they (decided / have decided ) to help the villagers. mechanic two days ago.