exercises for English 3

http://www.ego4u.com/en/cram-up/grammar/simpas-paspro

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

http://www.ompersonal.com.ar/omexercise/tiemposverbales/unit12.htm

http://www.englishgrammarsecrets.com/pastsimpleorcontinuous/exercise1.html

http://www.englishgrammarsecrets.com/pastsimpleorcontinuous/exercise2.html

http://www.englishgrammarsecrets.com/pastsimpleorcontinuous/exercise3.html

http://www.englishgrammarsecrets.com/pastsimpleorcontinuous/exercise4.html

http://www.englishgrammarsecrets.com/pastsimpleorcontinuous/exercise6.html