Ответ:

1) have you been writing

2) I have been writing

3) for

4) have you been living

5) I have been living

6) since

7) has your guide been working

8) has been working

9) for

10) have you been doing

11) have been taking

12) have you been traveling

13) I have been traveling

14) since

15) Have you been walking

16) I have been driving

17) walking and walking

18) Have you been riding

19) haven't

20) have been sending

21) have been thinking

22) I have been considering

23) for

Объяснение: