5 Activity

17 to21 in may

http://www.englisch-hilfen.de/en/exercises/active_passive/active_or_passive.htm
http://www.englisch-hilfen.de/en/exercises/active_passive/active_or_passive1.htm
http://www.englisch-hilfen.de/en/exercises/active_passive/passive_sentences1.htm
http://www.englisch-hilfen.de/en/exercises/active_passive/sentences_gaps.htm