english exercises
Present Continuous Parade
Cambridge English - Present Continuous
http://www.englishpage.com/verbpage/presentcontinuous.html
http://www.englishclub.com/grammar/verb-tenses_present-continuous_quiz.htm
http://www.uhu.es/antonia.dominguez/present.pdf
http://www.ego4u.com/en/cram-up/tests/present-progressive-1
PRESENT CONTINUOUS - a cartoon
PRESENT CONTINUOUS - What's he doing?
PRESENT CONTINUOUS - The Basics
