reported speech exercises

http://www.myenglishpages.com/site_php_files/grammar-exercise-reported-speech.php
http://www.englishexercises.org/makeagame/viewgame.asp?id=1629
http://www.englisch-hilfen.de/en/exercises/reported_speech/backshift.htm
http://www.englisch-hilfen.de/en/exercises/reported_speech/sentences.htm
https://www.ego4u.com/en/cram-up/grammar/reported-speech/exercises?03