Class 2.3 Past Continuous

http://www.englisch-hilfen.de/en/exercises/tenses/past_progressive_statements.htm

http://www.members.iinet.net.au/~adelegc/grammar/past_cont/past_cont_1.html

http://www.ego4u.com/en/cram-up/grammar/past-progressive/exercises?03

http://www.ego4u.com/en/cram-up/grammar/past-progressive/exercises?04

http://www.ego4u.com/en/cram-up/grammar/past-progressive/exercises?05

http://www.ego4u.com/en/cram-up/grammar/past-progressive/exercises?06

http://kidseslgames.com/grammar%20games/Past%20Continuous/pastcontinuous1.html  (GAME)

http://www.englishgrammarsecrets.com/pastcontinuous/exercise2.swf

http://www.englishtenseswithcartoons.com/test/when_or_while_test (when and while)