Present continuous

http://learnenglishkids.britishcouncil.org/en/grammar-games/present-simple-and-present-continuous

http://www.eslgamesworld.com/members/games/grammar/fling%20the%20teacher/actionverbs/present%20progressive%20multiple%20choice.html

http://www.bradleys-english-school.com/online/speedword/spdwrdcont1.html