used to / would / be used to / get used to

• used to

http://mbonillo.xavierre.com/exercises/eso3/3eso2007/usedto2.htm

• used to / would

http://baladre.info/english/sedaviwebfront/usedto.htm
http://mbonillo.xavierre.com/exercises/bch2/2bch2007/usedwould2.htm

• used to / be used to / get used to

http://www.englishexercises.org/makeagame/viewgame.asp?id=2447
http://www.learn4good.com/languages/evrd_grammar/usedtodo.php3
http://perso.wanadoo.es/autoenglish/gr.used.i.htm

• Translation

http://mbonillo.xavierre.com/exercises/eso3/3esover09/used3e3.htm

• For people who need to practise verb tenses

http://picasazahara4e.blogspot.com/