On this page you will find a number of helpful

grammar exercise links:

1    Verb tense exercises

    a   all tenses (and more):

http://www.englishpage.com/verbpage/verbtenseintro.html

http://www.englishlearner.com/tests/test.html

http://www.englishclub.com/ (homepage, all EFL activities)

http://a4esl.org/q/h/grammar.html (verbs and much more...)

http://www.englishforum.com/00/interactive/ (many EFL activities)

    b   Modal Verbs:

http://depts.gallaudet.edu/englishworks/grammar/modals.html  (turorial all M-Verbs)

http://www.ssdd.uce.ac.uk/learner/grammar/modals.htm  (turorial all M-Verbs)

http://www.learnenglish.org.uk/grammar/archive/modal_verbs01.html  (tutorial with links to exercises)

http://www.englishpage.com/modals/can.html  (can)

http://esl.about.com/library/grammar/blcanbeable.htm  (can - be able to)

http://esl.about.com/library/quiz/blgrquiz_canbeable.htm  (can - be able to quiz)

http://esl.about.com/library/grammar/blmodalprob.htm  (probability)

http://www.eduhi.at/eduhi/eduhifull.php?url=../eduhi/kategorien.php?kthid=3987  (various exercises)

http://www.geocities.com/ericsquire/grammar/modals2.htm  (various exercises)

http://www.learnenglish.org.uk/grammar/archive/modal_verbs02.html  (must - have to; should; mustn't – not need to, not have to; be allowed to; will - would)

http://www.learnenglish.org.uk/grammar/archive/mustvshaveto.html  (must - have to with links to exercises)

    c   Past Tenses – Present Perfect

http://web2.uvcs.uvic.ca/elc/studyzone/330/grammar/pastnq.htm  (questions and negatives past simple)

http://www.angelfire.com/on/topfen/testspastsimp1.html  (past simple irregular verbs)

http://www.quia.com/cb/8111.html (game past simple irregular verbs)

http://english-zone.com/verbs/2past01.html  (past simple irregular forms)

http://english-zone.com/verbs/2past02.html  (past simple irregular forms)

http://english-zone.com/verbs/irrpast1.html  (past simple irregular forms)

http://www.corsinet.com/trivia/1-triv3.html  (famous firsts --> to creat sentences in past simpe)

http://web2.uvcs.uvic.ca/elc/studyzone/410/grammar/ppvpast.htm  (present pf -- past simple tutorial plus exc. links)

http://www.englishpage.com/verbpage/verbs6.htm (p.s. -- pres. pf.)

http://www.englishpage.com/verbpage/verbs5.htm (p.s. -- pres. pf.)

http://a4esl.org/q/f/z/zz29bms.htm  (p.s. -- pres. pf.)

http://www.impact-english.com/members/Grammar_Practice/Always/test-grammar/gr_prac_use-PPrf.htm (present simple, present perfect, past simple)

http://www.eflworksheets.com/onlineexercises/elementary/pastandperfect1.htm  (p.s. -- pres. pf.)

http://www.learn4good.com/languages/evrd_grammar/presentp_exc.htm  (p.s. -- pres. pf.)

http://esl.about.com/library/quiz/blpastorperfect1.htm?once=true&  (p.s. -- pres. pf.)

http://esl.about.com/library/quiz/blpastorperfect2.htm?once=true&  (p.s. -- pres. pf.)

http://www.englisch-hilfen.de/en/exercises/past_pres_perf.htm  (p.s. -- pres. pf.)

http://www.geocities.com/gob72/Simplevsperfectpast.htm  (p.s. -- pres. pf.)

http://www.speakspeak.com/html/c1b_009_our_courses_online_example_inter_exercise1.htm  (p.s. -- pres. pf.)

http://web2.uvcs.uvic.ca/elc/studyzone/330/grammar/upperf2.htm  (p.s. -- pres. pf.)

http://www.englisch-hilfen.de/en/exercises/since_for.htm  (since, for)

(to be completed with more links soon ;-)