Рut the verbs into Past Simple or Past Perfect.
1. Kate (to give) me the book which she (to buy) the
day before. 2. Tom (to return) from the cinema by
five o'clock. 3. I (to finish) my homework at seven
o'clock. 4. I (to finish) my homework by seven
o'clock. 5. He (to think) that he (to lose) the money.
6. Ann (to tell) me that she (to see) an interesting
film. 7. When I (to come) home, mother already (to
cook) dinner. 8. When father (to return) from work,
we already (to do) our homework. 9. When the teacher (to enter) the classroom, the
students already (to open) their books. 10. Tom (to return) from the cinema at five
o'clock. 11. Nick (to show) the teacher the picture which he (to draw). 12. The boy
(to give) the goats the grass which he (to bring) from the field. 13. Mother (to see)
that Nick (not to wash) his hands. 14. The teacher (to understand) that Emily (not to
do) her homework. 15. I (to know) that my friend (not yet to come). 16. When I (to
wake) up yesterday, father already (to go) to work. 17. Jack (to think) that his father
(not yet to come) home. 18. Mary (to tell) us that she (to cook) a good dinner. 19.
Yesterday I (to find) the book which I (to lose) in summer. 20. When we (to come) to
the station, the train already (to leave).

1.gave/had bought2.had returned3.finished4.had finished5.thought/had lost6.told/had seen7.came/had cooked8.returned/had done9.entered/had opened10.returned11.showed/had drawn12.gave/had brought13.saw/hadn't washed14.understood/hadn't done15.knew/hadn't come yet16.waked up/had gone17.thought/hadn't come yet18.told/had cooked19.found/had lost20.came/had left