- GAME: http://www.eslgamesworld.com/members/games/ClassroomGames/Quizshow/Irregular%20Past%20Simple%20Quiz%20Show/index.html
- http://www.englisch-hilfen.de/en/exercises/irregular_verbs/forms.htm
- http://www.englisch-hilfen.de/en/exercises/irregular_verbs/forms2.htm
- http://www.englisch-hilfen.de/en/exercises/irregular_verbs/forms3.htm
- http://www.englisch-hilfen.de/en/exercises/irregular_verbs/fill_in.htm
- http://www.englisch-hilfen.de/en/exercises/irregular_verbs/mix.htm
- http://www.englishpage.com/irregularverbs/interactiveirregularverbs1.htm
SIMPLE PAST FORMS
- http://www.perfect-english-grammar.com/irregular-verbs-exercise-1.html
- http://www.eslgamesplus.com/past-simple-irregular-verbs-esl-grammar-interactive-activity-online/
- http://www.englishexercises.org/makeagame/viewgame.asp?id=7798
- http://www.englishleap.com/exercises/regular-and-irregular-verbs-1
http://eslgamesworld.com/members/games/ClassroomGames/Quizshow/Irregular%20Past%20Simple%20Quiz%20Show/index.html
PASSIVE VOICE
Simple present
- https://www.ego4u.com/en/cram-up/grammar/passive/exercises?simple-present
- ACTIVE OR PASSIVE VOICE?
- http://www.englisch-hilfen.de/en/exercises/active_passive/sentences_simple_present.htm
- http://www.learnenglishfeelgood.com/passive-voice-simplepresent1.html
- http://learningapps.org/12735
- http://www.english-grammar-lessons.com/passive/exercise2.swf
- http://www.montsemorales.com/gramatica/Passivpres1.htm
Simple past
GAMES:
- http://eslgamesworld.com/members/games/ClassroomGames/Quizshow/Irregular%20Past%20Simple%20Quiz%20Show/index.html
- http://www.eslgamesplus.com/passive-voice-past-passive-esl-grammar-sentence-activity-fun-game-online/
- http://www.englishmedialab.com/GrammarGames/basketball/active%20vs.%20passive%20voice/active%20vs.%20passive%20voice.html
- http://www.englishmedialab.com/GrammarGames/football/passive%20voice/passive%20voice.html
