Раскройте скобки, употребляя Past Indefinite, Past Continuous или Past Perfect.A.1. By

Раскройте скобки, употребляя Past Indefinite, Past Continuous либо Past Perfect.
A.
1. By 8 o'clock yesterday I (to do) my homework. And at 8 o'clock I (to play) the piano. 2. By 6 p.m. father (to come) home and at 7 he (to have) dinner. 3. By 9 o'clock yesterday grandmother (to wash) the dishes and at nine she (to watch) TV. 4. When I (to meet) Tom, he (to eat) an ice-cream which he (to buy) at the corner of the street. 5. When I (to come) home my sister (to read) a book which she (to take) from the library. 6. When mother (to come) home the children (to eat) soup which she (to cook) in the morning. 7. When I (to ring up) Michael, he still (to learn) the poem which he (to begin) learning at school. 8. When I (to look) out of the window the children (to play) with the toys which Peter (to bring) from home. 9. When father came home, we (to cook) the mushrooms which we (to gather) in the wood. 10. When I (to see) Ann she (to sort) the flowers which she (to pick) in the field.