GRAMMAR

used to, get used to, be used to (2), by begosantao
Find this and other used to exercises in English Exercises .org

Infinitives vs Gerunds:

http://www.englishpage.com/gerunds/index.htm

http://www.englishpage.com/gerunds/part_1.htm

Do and Make:

http://www.learnenglish.de/grammar/doormake.htm

Verb + preposition

http://hpbyrd.com/aegweb/exercises/x8/x8-A/verb_prep_list.htm

Wish exercise

http://www.englishgrammarsecrets.com/wish/exercise3.swf

Modal Verbs

http://www.learnamericanenglishonline.com/Yellow%20Level/Y10%20Modal%20Verbs.html

http://www.learnamericanenglishonline.com/Yellow%20Level/Y12%20Perfect%20Modals.html

http://www.learnamericanenglishonline.com/Yellow%20Level/Yellow%20Level%20Quiz%207-%20%20perfect%20modal%20verbs.html