Unit 11 - Part 1

Time Clauses

http://www.solinguainglesa.com.br/conteudo/Timeclause1.php (explanation in Portuguese)

http://esl.about.com/od/grammaradvanced/a/adverb_clauses.htm (explanation in English)

http://wwwedu.ge.ch/cptic/prospective/projets/anglais/exercises/time1.htm

http://web2.uvcs.uvic.ca/elc/studyzone/410/grammar/410-future-time-clauses.htm

http://learnenglish.britishcouncil.org/en/english-grammar/verbs/verbs-time-clauses-and-if-clauses

http://www.e-grammar.org/time-clauses/

http://english-zone.com/grammar/cls-pres1.html

http://random-idea-english.blogspot.com.br/2012/11/time-clauses.html