Be going to

http://conteni2.educarex.es/mats/17338/contenido/



http://a4esl.org/q/h/0101/sv-goingto.html

http://a4esl.org/q/h/0101/sv-goingto.html

http://www.englisch-hilfen.de/en/exercises/tenses/going_to_future_mix.htm

http://www.isabelperez.com/happy/tenses/exercises/going_1.htm