http://oefeningenengels.classy.be/present%20tenses.html
oefeningen present simple, present continuous en mixed
http://www.eflnet.com/grammar/presprog.php
Oefening in quiz-vorm over verschil in vorm en toepassing present simple en present continuous.
Oefening in spelvorm (snakes and ladders)
http://www.eslgamesworld.com/members/games/grammar/present%20tenses/present%20tenses%20hangman.html
oefening in spelvorm (hangman)
http://www.englishlab.net/hp/quiz4_present_simple_continuous_1_neg_aux.htm
Multiple choice
http://www.learnenglishfeelgood.com/verbs-present-simple-continuous2.pdf
Oefening in PDF-vorm met antwoorden op papier.
Nog meer oefeningen:
http://www.learn-english-online.org/Lesson14/TestIt/PSvsPC.htm
http://www.e-grammar.org/present-simple-continuous/
http://www.ego4u.com/en/cram-up/grammar/simpre-prepro/exercises
http://www.englishtenses.com/utest/present_simple_vs_present_continuous_gapfill_exercise
http://www.5minuteenglish.com/feb27.htm
http://www.englishlearner.com/tests/present_simple_continuous_questions_matching_1.shtml
http://www.englishpage.com/verbpage/verbs1.htm
http://www.ego4u.com/en/cram-up/grammar/simpre-prepro
website met Engelse uitleg en oefeningen