http://www.miguelmllop.com/practice/beginners/vocabulary/fillinthegaps5.htm Segundo, Vocab
http://www.examenglish.com/KET/KET_vocab.htm Advanced, vocab
http://www.examenglish.com/KET/KET_grammar.htm advanced
http://www.englishmaven.org/Articulate/Informational%20Passages%20-%20Yellowstone%20-%20Quizmaker%20output/quiz.html reading advanced