http://www.englishexercises.org/makeagame/viewgame.asp?id=1657
http://www.englishexercises.org/makeagame/viewgame.asp?id=5271
http://www.agendaweb.org/exercises/grammar/any-some-quiz-2
http://www.grammar.cl/Games/Some_Any_A_An.htm
http://www.montsemorales.com/gramatica/SomeanyPDC.htm
http://www.bradleys-english-school.com/online/flashmultiplechoice/mc_aansomeany.html
http://www.montsemorales.com/gramatica/SomeanyPDC.htm
http://www.focus.olsztyn.pl/en-grammar-articles-test-6.html#.WDIkVqNDnVo
http://www.bradleys-english-school.com/online/MultipleChoice/aansomeany.html