Exercises on present continuous

http://www.englisch-hilfen.de/en/exercises/tenses/present_progressive_statements_long.htm
http://www.englisch-hilfen.de/en/exercises/tenses/present_progressive_statements_long2.htm
http://www.englisch-hilfen.de/en/exercises/tenses/present_progressive_statements_contracted.htm
http://www.englisch-hilfen.de/en/exercises/tenses/present_progressive_statements_contracted2.htm
http://www.englisch-hilfen.de/en/exercises/questions/present_progressive.htm
http://www.englisch-hilfen.de/en/exercises/questions/present_progressive2.htm