A.

1)has been examining

2)has just finished

3)has been teaching

4)has been crying

5)has been cleaning

6)has done

7)has just broken

B

8)was watching

9)were playing

10)was eating

11)was sleeping

D.

19)used to

20)used to

21)didn’t use to

22)didn’t use to

E и C уже сделать не могу.