1. •LESSON 13

2. 1. conflict: The pair´s conflict
got worse.

3. 2. orphan: Annie is an
orphan.

4. 3. instant: The instant drink
uses water.

5. 4. complex: The story had a
complex plot.

6. 5. simply: Explain the task
simply.

7. 6. The burglar set off the
alarm.

8. 7. They wash loads of
laundry.

9. 8. laughter: His laughter
made us giggle.

10. 9. employ : She will employ a
gardener.

11. 10. anchor: An anchor
steadies a boat.

12. 11. merchant: The merchant
had a toy store.

13. 12. improve: Practice will
improve his skills.

14. 13. arctic: The arctic wind is
very cold.

15. 14. mischief: Their mischief
created a mess.

16. 15. childhood: I had a tricycle
during my childhood.

17. 16. purchase: Did he
purchase that car?

18. 17. dolphin: A dolphin is a
sea mammal.

19. 18. partner: My partner and I
are a team.

20. 19. complain: I will complain
to my mother.

21. 20. tremble: I tremble at
great heights.