CONDITIONALS

First Conditional
http://www.staff.vu.edu.au/fnSAC/grammar/quizcond1.htm
http://www.ego4u.com/en/cram-up/grammar/conditional-sentences/type-1/exercises
http://web2.uvcs.uvic.ca/elc/studyzone/330/grammar/1cond2.htm
http://www.english-grammar-lessons.com/firstconditional/exercise5.swf

Second Conditional
http://www.english-grammar-lessons.com/secondconditional/exercise1.swf
http://www.english-grammar-lessons.com/secondconditional/exercise2.swf
http://www.englishgrammarsecrets.com/secondconditional/exercise4.swf
http://www.english-grammar-lessons.com/thirdconditional/exercise3.swf