A/ AN/ SOME / ANY

http://www.agendaweb.org/exercises/grammar/any-some

http://www.agendaweb.org/exercises/grammar/any-some-2

http://www.agendaweb.org/exercises/grammar/any-some-quiz

http://www.agendaweb.org/exercises/grammar/any-some-4

http://www.englisch-hilfen.de/en/exercises/confusing_words/some_any2.htm

http://www.eflnet.com/grammar/anysome.php

http://www.focus.olsztyn.pl/en-grammar-articles-test-1.html#.WUW_n2g1_IU

http://s.mound.free.fr/skyblues67/fridges_some-any/some-any.htm

http://www.bradleys-english-school.com/online/MultipleChoice/aansomeany.html

http://www.montsemorales.com/gramatica/SomeanyPDC.htm

VIDEO
http://www.grammar.cl/Notes/Some_Any_A_An.htm

THERE IS / THERE ARE

AFFIRMATIVE

http://www.agendaweb.org/grammar/there-is-there-are/index.html

http://www.agendaweb.org/exercises/grammar/there-is-there-are.htm

http://www.englisch-hilfen.de/en/exercises/various/there_is_there_are.htm
http://first-

english.org/english_learning/english_beginners/there_is_there_are/01_there_is_exercises.htm

http://www2.arnes.si/~oskplucija4/ces/thereisare.htm

http://www.usingenglish.com/quizzes/74.html


INTERROGATIVE/ NEGATIVE

http://www.carmenlu.com/first/grammar/thereis1_2.htm

http://saberingles.com.ar/curso/lesson05/07.html

http://www.montsemorales.com/gramatica/thereis2.htm

http://www.englisch-hilfen.de/en/exercises/various/there_is_there_are4.htm

http://s.mound.free.fr/skyblues67/fridges_some-any/fridges1.htm