Intensive 5

Links to revise ing form vs to-infinitive http://englishteststore.net/index.php?option=com_content&view=article&id=4281:Total-English-Grammar---Intermediate-Level-Test-031&catid=138:total-english-grammar&Itemid=387
countable nouns:  http://www.learn4good.com/languages/evrd_grammar/quantifiers_quiz.htm
Good luck!
Regards,
Natalia