Question

please answer this question please ​

Answer 1

Answer:

1) had already done

2) sat, switched

3) had never seen

4) gave

5) told

6) had eaten or ate

7) wrote or had written

8) bought

9) didn't see

10) had not seen

11) blew, collected or had collected

12) had written or wrote

13) showed

14) told

15) has been, had done or did