OBLIGATIONS AND PROHIBITIONS

MUST/MUSTN'T
http://roble.pntic.mec.es/jheb0015/Ework/Must_1.htm
http://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-18629.php
http://www.better-english.com/easier/must.htm
http://www.englishexercises.org/makeagame/viewgame.asp?id=2786
http://pedagogie.ac-toulouse.fr/col-rolland-saint-jean/pages/signs1.htm
http://www.1-language.com/englishcourse/unit8_grammar_exs.htm
http://www.1-language.com/englishcourse/unit8_grammar_exs2.htm
http://www.1-language.com/englishcourse/unit8_dialogues_exs.htm
http://perso.wanadoo.es/autoenglish/gr.pronoun.i.htm

PERSONAL AND OBJECT PRONOUNS

http://suz.deutsch-digital.de/english/grammar/personalp1.htm?docbase=http://suz.deutsch-digital.de/english/grammar/index.php
http://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-5556
http://www.kico4u.de/english/uebungen/5klasse/meusher.htm
http://members.iinet.net.au/~adelegc/grammar/object_pronouns/objectpronouns.html
http://www.1-language.com/englishcourse/unit8_grammar_exs.htm
http://www.1-language.com/englishcourse/unit8_dialogues_exs.htm
http://www.quia.com/rr/82065.html
http://www.grammar.cl/Games/Object_Pronouns.htm
http://www.english-test.net/esl/learn/english/grammar/ei038/esl-test.php
http://www.english-room.com/quiz/02_pronouns_1.htm
http://www.autoenglish.org/gr.pronoun.i.htm
http://www.ego4u.com/en/cram-up/grammar/pronouns/exercises?02
http://www.englishexercises.org/makeagame/viewgame.asp?id=999http://perso.wanadoo.es/autoenglish/gr.pronoun.i.htm

SIMPLE PRESENT

Presente simple pearson

View more presentations from Jerardo_peralta

SIMPLE PRESENT ONLINE EXERCISES

Links to practise Simple Present

http://www.saberingles.com.ar/curso/lesson06/06.html
http://pagesperso-orange.fr/michel.barbot/cap/do_does/do2.htm
http://www.englisch-hilfen.de/en/exercises/tenses/do_does2.htm
http://www.better-english.com/easier/inonat.htm
http://www.members.iinet.net.au/~adelegc/grammar/present_simple/pres_sim_quests1.html
http://a4esl.org/q/f/z/zz87mca.htm
http://a4esl.org/q/h/lb/psnv.html
http://www.isabelperez.com/happy/tenses/exercises/pres_simple_quest1.htm
http://www.oup.com/elt/global/products/inenglish/elementary/a_grammar/ine_elementary_grammar11/
Frequency Adverbs
http://www.englisch-hilfen.de/en/exercises/adjectives_adverbs/adverbs_of_frequency.htm
http://esl.lbcc.cc.ca.us/eesllessons/adverbfreq/adfreqz.htm
http://www.miguelmllop.com/practice/beginners/grammar/frequencyadverbs1.htm
http://serveng/frequency adverbs.htm
http://serveng/yesno.htm
http://serveng/wh-questions.htm
http://serveng/seasons.htm
http://www.cyberteacher.it/esercizi/ing_2adverbs.htm