USED TO & RELATIVE PRONOUNS

USED TO :

http://www.clafoti.com/imagenes12/used_to.htm

RELATIVE PRONOUNS:

http://www.englishexercises.net/yywhowhich.html

http://www.usingenglish.com/quizzes/373.html

http://www.englisch-hilfen.de/en/exercises/pronouns/relative_pronouns2.htm