Pre-adolescents begginers August 1st

Unit 18 (student's book)
Possessive "s"
HOMEWORK:
Page 36 (activity book)

EXTRA PRACTICE:
http://www.englishexercises.org/makeagame/viewgame.asp?id=2452
http://www.englisch-hilfen.de/en/exercises/nouns_articles/apostrophe_s.htm