Dear sweetie,
http://www.englishpage.com/gerunds/part_1.htm
https://www.ego4u.com/en/cram-up/grammar/infinitive-gerund/exercises?20
http://www.englisch-hilfen.de/en/exercises/structures/gerund_subject_object.htm
http://www.englishpage.com/gerunds/gerunds_infinitives_1.htm
Beijo do pai!