1) Alce closed the magazine, rose from the sofa and went to the kitchen. - past simple
2) What were you doing at 3 o'clock yesterday morning? - past continuous
3) The secretary hadn’t sent all letters by the time her boss came to work. - past perfect
4) The children were cleaning the room when mum came from work. - past continuous / past simple
5) Yesterday while my father was watching the football match, I was washing the car. - past continuous