past simple or past continuous

1when i (to come) home, my elder sister (to set the table).

2while nick (to do) his home work, his brother (to play) with his toys.

3when mother (to come) home, i (to watch) tv in my room.

4when father (to come) home, pete (to wait) for him.

5while mother (to cook) the breakfast, the children (to play) on the carpet.

6when i (to get up), my mother and father (to drink) tea.

7when i (to call) to my friend, he (to speak) to his relatives.

8when i (to see) my friends, they (to play) in the yard.

9when i (to open) the window, the boy (to look) at me.

10when somebody (to close) the door, they (to hear) a strange noise.