Phrasal verbs usually consist of two words: verb and adverb or preposition, they are widely used in spoken English, so you should start using them, the web can help you (this is the good news!) here you have some webs to explore:
British Council web: Explanation and exercises.
Separable phrasal verbs.
Dave's ESL cafe: with definitions and examples.
Macmillan dictionary has got a game.
Matching game (easy!).
Phrasal verbs: ESL Quiz.