Will and going to activities

http://www.englisch-hilfen.de/en/exercises/tenses/will_going_to_future.htmhttp://www.better-english.com/grammar/willgo.htm
http://www.englishpage.com/verbpage/verbs18.htmhttps://elt.oup.com/student/solutions/preint/grammar/grammar_06_012e?cc=global&selLanguage=en
http://www.grammarbank.com/will-vs-going-to-exercises.html