Simple Past ou Present Perfect
More sites to study and do the exercises: https://www.ego4u.com/en/cram-up/grammar/simpas-preper http://www.perfect-english-grammar.com/present-perfect-or-past-simple.html http://www.englisch-hilfen.de/en/exercises/tenses/simple_past_present_perfect.htm http://web2.uvcs.uvic.ca/elc/studyzone/410/grammar/ppvpast1.htm http://www.englisch-hilfen.de/en/exercises/tenses/simple_past_present_perfect3.htm http://www.englisch-hilfen.de/en/exercises/tenses/simple_past_present_perfect4.htm http://www.perfect-english-grammar.com/past-simple-present-perfect-1.html http://www.perfect-english-grammar.com/past-simple-present-perfect-2.html http://www.perfect-english-grammar.com/past-simple-present-perfect-3.html http://www.perfect-english-grammar.com/past-simple-present-perfect-4.html Folhas de exercícios para impressão: Vídeos: Examples: Videos - Learn English with songs: English Game: