https://www.flo-joe.co.uk/fce/students/strategy/transfrm/verbs.htm
https://www.perfect-english-grammar.com/gerunds-and-infinitives-exercise-3.html
task 1: http://www.englishpage.com/gerunds/gerunds_infinitives_11.htm
task 2: http://www.englishpage.com/gerunds/gerunds_infinitives_12.htm
task 3: http://www.englishpage.com/gerunds/gerunds_infinitives_13.htm
task 4: http://www.englishpage.com/gerunds/gerunds_infinitives_14.htm
task 5: http://www.englishpage.com/gerunds/gerunds_infinitives_15.htm
now you can relax for 3,5 minutes with this game 🙂
http://www.kwarp.com/portfolio/grammarninja.html
task 6: http://www.englishpage.com/gerunds/gerunds_infinitives_21.htm
task 7: http://www.englishpage.com/gerunds/gerunds_infinitives_22.htm
task 8: http://www.englishpage.com/gerunds/gerunds_infinitives_23.htm
task 9: http://poli.hu/angolblog/wp-admin/post-new.php
task 10: http://www.englishpage.com/gerunds/gerunds_infinitives_25.htm
have a break and do this: https://www.merriam-webster.com/word-games/vocabulary-quiz
task 12: http://www.agendaweb.org/verbs/infinitives-vs-gerunds.html
TUTORIAL: http://www.englishpage.com/gerunds/part_1.htm
USEFUL LIST OF VERBS: http://grammar.ccc.commnet.edu/grammar/verblist.htm
EASY:
http://www.bnv-bamberg.de/home/ulrich.koch/flg/englischinteraktiv/gerundinfinitive9.htm
http://speakspeak.com/english-grammar-exercises/intermediate/verb-object-to-infinitive
https://www.wyzant.com/resources/lessons/english/esl/activities_and_quizzes/quizzes/grammar/haight
PREPOSITIONS+GERUND:
http://www.bnv-bamberg.de/home/ulrich.koch/flg/englischinteraktiv/gerund-preposition.htm
HARDER:
http://oudwww.bonhoeffer.nl/engels/3eklas/unit1/wb17.html
http://www.bnv-bamberg.de/home/ulrich.koch/flg/englischinteraktiv/gerundinfinitive11.htm
http://www.autoenglish.org/gr.infing.i.htm
http://sites.uclouvain.be/gramlink/Gramlink-AN/exercices/gerondif/gerondif10.htm
http://sites.uclouvain.be/gramlink/Gramlink-AN/exercices/gerondif/gerondif11.htm
http://sites.uclouvain.be/gramlink/Gramlink-AN/exercices/gerondif/gerondif15.htm
MISUSE:
http://a4esl.org/q/j/dt/mc-misuseinfi.html
REMEMBER/FORGET/STOP/GO ON/REGRET:
http://eolf.univ-fcomte.fr/wp-content/uploads/grammar/verbs/general/ingvsto/ingvsto.htm