I.

Use1.

1. Saw

2. Travelled

3. Didn't travel

4. Did you have

Use 2.

1. Studied 

2. Did you play

3. Went

II.

Use 1.

1. Have had

2. Has been

3. Have lived

Use 2.

1. Has loved- was

2. Have grown up- saw

3. Has really improved- moved

Use 3.

1. Have never been

2. Have you ever met

3. Hasn't finished

4. Have just bought

Use 4.

1. Have ever read

2. Have travelled

Ex1:

1. Has learned

2. Has seen

3. Has taught 

4. Forget- you have just told

5. Arrived- had just gone

6. Hasn't smoked

7. Has bought

8. Watched

9. Has given

10. Bought

11. Gave

12. Told

13. Received 

13. Will publish

14. Is spoken

Ex2:

1. Bought

2. Was

3. Had sold

4. Passed

5. Could

6. Would sell

7. Had gone

8. Didn't do

9. Was listening 

10. Had to

11. Was having

12. Would leave

13. Would go

14. Taught 

15. Are taught