Phrasal verbs are one of the most difficult aspects to learn when talking about English vocabulary. The best way to learn them is to read a lot, and why not? playing language games and having fun!
Here you are some useful websites which you can use as reference, and also some games and exercises.
With all this you can enlarge your vocabulary and put all the phrasal verbs you learn in our speaking classes at CITA.
Dictionary of English Phrasal Verbs, with quizzes.
If you have an iPad, you can try this free app: «phrasalVerbs» as a dictionary where you can hear the pronunciation and read examples.