exercices 6th

Use a- an - some- any

http://www.english-4u.de/a_an_some_ex1.htm

http://www.englishu.de/a_an_some_ex4.htm

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



Countable or uncountable?
http://cerquella.com/bilingual/deploy/Unit6/grammar_2.html

http://www.montsemorales.com/gramatica/CountableSpot1-6.htm