Phrasal Verbs - check these sites out!

Phrasal Verbs. Always necessary. These sites are really useful:
http://www.sk.com.br/sk-twow.html 
http://www.englishclub.com/vocabulary/phrasal-verbs-list.htm 
http://www.learn-english-today.com/phrasal-verbs/phrasal-verb-list.htm
http://www.englishpage.com/prepositions/phrasaldictionary.html
And have fun! ;-)