U9 - Prepositions - revision
Watch the video and do the exercises:
http://www.spaceteacher.com/cs/exercise/detail/262/?chapterId=261
http://www.helpforenglish.cz/testy/elementary/c2007010802-predlozky-a-predlozkove-vazby.html
http://www.helpforenglish.cz/testy/elementary/c2006041001-zakladni-predlozky.html
http://www.helpforenglish.cz/testy/elementary/c2006030701-ve-meste--mistni-predlozky.html
http://www.englisch-hilfen.de/en/exercises/structures/prepositions_place_time.htm
http://www.englisch-hilfen.de/en/exercises/structures/prepositions_sentences.htm