undisputed B2 champions...

phrasal verbs

http://www.youtube.com/watch?v=E7kftdmgvBY&feature=channel
http://www.youtube.com/watch?v=0Qzd7zNt-qA&feature=related
http://www.ompersonal.com.ar/omphrasal/contenidotematico.htm

http://www.agendaweb.org/verbs/phrasal_verbs.html

http://www.autoenglish.org/picnic.htm


idioms

http://www.autoenglish.org/jungle.html

http://www.youtube.com/watch?v=r2nT_HqWCUk&feature=related

http://www.youtube.com/watch?v=xYkgql41-R0&feature=related
http://www.youtube.com/watch?v=gWfHZkrA_Zg&feature=related
http://www.youtube.com/watch?v=HtgikUnj92A&feature=channel
http://www.youtube.com/watch?v=UzN3Rw20cDc&feature=related
http://www.youtube.com/watch?v=2P3Ljp5DLBM&feature=related
http://www.youtube.com/watch?v=mjlpQqbW8uo&feature=related
http://www.youtube.com/watch?v=LYEYwE93Ct4&feature=related

collocations

http://www.english-test.net/esl/learn/english/grammar/ii184/esl-test.php
http://esl.about.com/library/vocabulary/blcollocation_1.htm
http://esl.about.com/library/vocabulary/blcollocation_2.htm
http://esl.about.com/library/vocabulary/blcollocation_3.htm
http://esl.about.com/library/vocabulary/blcollocation_4.htm
http://esl.about.com/library/vocabulary/blcollocation_5.htm