Раскройте скобки употребляя глаголы в past simple или past perfect 1) i (to do) my homework? (to clean) my room and then (to go) for a walk 2) the man arrived at the station but the train (already leave) 3) by the time jenny got to the party most people (to go) home 4) when i (to come) home, my mother already (to cook) dinner

I did my homework, cleaned my room and then went for a walk.
The man arrived at the station but the train had already left.
By the time Jenny got to the party most people had gone home.
When I came home, my mother had already cooked dinner