II. Открой скобки, и поставь глаголы в past perfect. Предложения надо выписывать, потому что могут быть все виды предложений (во и отрицания)
1) By the end of the week children (do) 63 exercises.
2) When I came home, my mother (already cook) dinner.
3) By 6 o’clock in the evening the pupils (send) their tasks to their teacher.
4) I saw the animal I (never see) before.
5) When the police came, the thief (already run away).
6) You (prepare) the dish when your parents came?
7) I (not finish) the translation when the teacher came into the classroom.
8) She (come) home by 4 o’clock?
9) Thomas (clean) the house by his wife’s arrival.
10) Brother Rabbit (sing) 4 songs when his friends finished planting the seeds.