Click on the links and do the exercises:
1.- http://www.ego4u.com/en/cram-up/grammar/simple-past/exercises?03
2.- http://suz.digitaleschulebayern.de/english/grammar/was_were1.htm
3.- http://www.englishexercises.org/makeagame/viewgame.asp?id=2023
4.- http://www.carmenlu.com/first/grammar/pastbe1_1.htm
5.- http://www.englishmaven.org/HP6/To_Be_Exercise5.htm
6.- http://www.englishmaven.org/HP6/To_Be_Exercise6.htm
7.- http://www.englishmaven.org/HP6/To_Be_Exercise7.htm
8.- http://www.englishexercises.org/makeagame/viewgame.asp?id=562
9.- http://esl.lbcc.cc.ca.us/eesllessons/pasttobe/pasttobemcquiz.htm
10.- http://suz.digitaleschulebayern.de/english/grammar/was_were2.htm
11.-http://www.englishexercises.org/makeagame/viewgame.asp?id=929
