UNIT 2 THE PRESENT PERFECT

LIST OF IRREGULAR VERBS

http://www.mansioningles.com/gram53.htm

GRAMMAR & WRITTEN EXERCISES

EASIER/MÁS FÁCIL

1.http://s.mound.free.fr/skyblues67/presentperfect/presperfect1.htm

2.http://s.mound.free.fr/skyblues67/presentperfect/presperfjumb1.htm

3.http://s.mound.free.fr/skyblues67/presentperfect/presperfect7.htm

4.http://web2.uvcs.uvic.ca/elc/studyzone/410/grammar/pperf1.htm

5. http://www.isabelperez.com/perfect-ex.htm

6. http://www.quia.com/mc/840403.html?AP_rand=2065441332

7. http://www.quia.com/cc/840403.html?AP_rand=1692387231

8.http://web2.uvcs.uvic.ca/elc/studyzone/330/grammar/prperf1.htm

9.http://web2.uvcs.uvic.ca/elc/studyzone/330/grammar/prperf2.htm

10.http://www.englishmedialab.com/crosswords/presentperfectcw/index.html

11.http://www.oup.com/elt/global/products/englishfile/preint/a_grammar/file04/grammar04_01a/

12.http://www.oup.com/elt/global/products/englishfile/preint/a_grammar/file04/grammar04_a02/

AVERAGE AND+ /NORMAL Y MÁS AVANZADO

http://www.ompersonal.com.ar/omverbs/simplepresentperfect.htm

http://www.eclecticenglish.com/grammar/PresentPerfect1A.html

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

http://www.isabelperez.com/happy/tenses/pres_perfect.htm

http://www.eclecticenglish.com/grammar/PresentPerfect1A.html

http://www.ego4u.com/en/cram-up/grammar/present-perfect-simple

http://www.ego4u.com/en/cram-up/grammar/prepersim-preperpro

http://www.eclecticenglish.com/grammar/PresentPerfect1A.html

http://www.agendaweb.org/verbs/present_perfect-exercises.html

http://www.agendaweb.org/verbs/present_perfect_continuous-exercises.html

http://www.ego4u.com/en/cram-up/grammar/simpas-preper