Es pag 11

1)

1. Listened
2. Boughth
3. Played
4. Gone
5. Hoped
6. Taken
7. Travelled
8. Kept
9. Met
10. Done
11. Sent
12. Spent
13. Seen
14. Thought

2)

1. Has
2. Haven’t
3. Hase not
4. Have
5. Haven’t

3)

1. Come
2. Seen
3. Been
4. Had not studyed
5. Met
6. Spent

5) a specific date/ a period of time

6)

1. Since
2. For
3. For
4. Since

7)

1. Present perfect
2. Past simple
3. Past simpple

8)been/gone