LET'S PRACTICE!
https://www.ego4u.com/en/cram-up/grammar/future-1-will/exercises?02
https://www.ego4u.com/en/cram-up/grammar/future-1-will/exercises?03
https://www.ego4u.com/en/cram-up/grammar/future-1-will/exercises?04
https://www.ego4u.com/en/cram-up/grammar/future-1-going-to/exercises?03
https://www.ego4u.com/en/cram-up/grammar/future-1-going-to/exercises?04
https://www.ego4u.com/en/cram-up/grammar/future-1-going-to/exercises?05
http://www.englisch-hilfen.de/en/exercises/tenses/will_going_to_future.htm
http://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-75949.php
http://www.better-english.com/grammar/willgo.htm
http://www.englishpage.com/verbpage/verbs18.htm
http://www.englishgrammarsecrets.com/goingtoorwill/exercise4.html
http://www.better-english.com/grammar/goingto3.htm
