Zero Conditional
www.esltower.com/GRAMMARQUIZ/preintermediate/zero conditional.htm
www.english-grammar-lessons.com/type0/exercise1.swf
www.english-grammar-lessons.com/type0/exercise2.swf
/www.english-grammar-lessons.com/type0/exercise3.swf
www.englishgrammarsecrets.com/type0/exercise1.swf
www.englishgrammarsecrets.com/type0/exercise4.swf
www.nspeak.com/newbasic/grammatica/condizionalezero.htm
First and Second Conditional
www.autoenglish.org/gr.con1.1.i.htm
www.bnv-bamberg.de/home/ulrich.koch/flg/englischinteraktiv/ifclauses1a.htm
/www.learnenglishfeelgood.com/lefg1_conditionals1.html
www.ego4u.com/en/cram-up/grammar/conditional-sentences/exercises?03
www.oup.com/elt/global/products/headway/preintermediate/a_grammar/unit12/hwy_preint_unit12_1/
/baladre.info/english/sedaviwebfront/conditionalbig12.htm
users.fulladsl.be/spb9193/cond1.html
Third Conditional
www.englishgrammarsecrets.com/thirdconditional/menu.php
/www.ieslosremedios.org/~josefina/english_exercises/third_conditional.jcl.htm
www.englishgrammarsecrets.com/thirdconditional/exercise3.swf
www.english-grammar-lessons.com/thirdconditional/exercise1.swf
users.fulladsl.be/spb9193/cond3.htm
/www.english-grammar-lessons.com/thirdconditional/exercise2.swf
www.englisch-hilfen.de/en/exercises/if_clauses/type_3_statements.h
web2.uvcs.uvic.ca/elc/studyzone/410/grammar/3cond1.htm
