Must vs Have To

Here you can find exercise to practise M U S T and H A V E   T O. Good luck!

http://mbonillo.xavierre.com/exercises/eso3/3eso2007/musthaveto1.htm

http://www.english-grammar-lessons.com/musthaveto/exercise9.swf

http://sites.uclouvain.be/gramlink/Gramlink-AN/exercices/auxmod/auxmod01.htm

http://www.englishpage.com/modals/interactivemodal2.htm

http://www.english-area.com/paginas/musthavetoquiz.htm

https://www.englishclub.com/grammar/verbs-modals-have-to-must-not-quiz.htm