Were became
didn't bought
was learnt
3-E,2-C,4-A,6-F,1-B это по моему правильно
21. C
22. D
23. A
24. B
25. D.
Приставка без, корень работ, суффикс и, окончание а, основа слова без окончания
1)have, had
2)had
3)has, had
4)had
5)had
6)has
7)has
8)have
9)had
10)had
11)has