Past simple or past continuous. a. we met/were meeting when we lived/were living in spain? b. why didn't you visit/weren't you visiting me while you stayed/were staying in astana? c. what did you do/were you doing when i phoned/were phoning you? d. i saw/was seeing him in the park he sat/was sitting on the bench. e. he slept/was sleeping in the garden when we arrived/were arriving.