Ответы
Ответ:
2. *had been digging*
3. *had argued* ( action which occured before another)
4. *had been swimming* ( past action of certain duration with visible result in the past)
5. *acted* ( past action not connected with the present whose time is not mentioned)
6. *made* (past action connected with the present whose time is not mentioned)
7. *has lost* ( recently completed action)
8. *hasn't had* ( personal experience change)
9. *has been cycling* ( past action of certain duration with visible result in the present)
10. *had been waiting* ( action continued over a period up to a specofic time in the past)
11. *had already cooked* ( action which occurred before another)
12. *had been reading*
13. *was cleaning* ( past action in progress interrupted by another)
14. *discovered* (past action at a stated time)
15. *was typing* *was talking* (simultaneous past actions)
Объяснение: