IF+CLAUSES

http://a4esl.org/q/h/vm/if-clauses.html http://www.eslcafe.com/quiz/if1.html http://www.englishlearner.com/tests/if_conditional_test_1.shtml http://www.englishpage.com/conditional/conditionalintro.html http://www.esltower.com/GRAMMARQUIZ/preintermediate/first%20conditional.htm http://www.esltower.com/GRAMMARQUIZ/preintermediate/zero%20conditional.htm