Some links to reinforce

http://www.grammaring.com/the-difference-between-will-be-going-to-and-the-present-continuous-for-future-events

http://www.englisch-hilfen.de/en/grammar/future_contrasted.htm

https://learnenglish.britishcouncil.org/es/english-grammar/verbs/talking-about-future

Do the exercises:

http://baladre.info/english/sedaviwebfront/futuremixed4.htm

Print the results of this test: Remember not to correct it twice, just click on CHECK once, then print the results. 

http://www.english-4u.de/future_ex3.htm