"PRESENT SIMPLE" PRACTICE ONLINE 4º

http://www.curso-ingles.com/practicar/ejercicios/present-simple

http://www.englisch-hilfen.de/en/exercises/tenses/simple_present_mix.htm

http://www.language-worksheets.com/present-simple-elementary.html

http://www.englishexercises.org/makeagame/viewgame.asp?id=3614

http://www.englishexercises.org/makeagame/viewgame.asp?id=611

http://www.englishexercises.org/makeagame/viewgame.asp?id=24

http://www.englishexercises.org/makeagame/viewgame.asp?id=714

http://www.englishexercises.org/makeagame/viewgame.asp?id=1555

http://www.montsemorales.com/gramatica/PresSimAffNeg.htm

http://www.montsemorales.com/gramatica/PresSimpShortAns.htm

http://www.myenglishpages.com/site_php_files/grammar-exercise-simple-present.php

http://baladre.info/english/sedaviwebfront/dodontinterview.htm

http://www.my-english.edu.pl/index.php?id=10

http://www.english-area.com/paginas/presentesimplequestionsnegative.htm

http://first-english.org/english_learning/english_tenses/simple_present/01_simple_present_exercises.htm

http://www.curso-ingles.com/practicar/ejercicios/unit-test-present-tense

http://www.ejerciciodeingles.com/ejercicios-present-simple-rellenar-huecos/

https://www.ejerciciosinglesonline.com/exercises-and-theory/grammar-exercises-and-theory/present-simple/  (con teoría)

http://www.vitutor.com/gramatica_inglesa/verb_tense/present_ej1.html

http://www.vitutor.com/gramatica_inglesa/verb_tense/present_ej2.html

http://www.really-learn-english.com/simple-present-exercises-es.html

http://www.aprenderinglesfacil.es/2008/03/ejercicios-presente-simple-simple.html