B2.1
Media room lessons

Hypothetical situations in the past 

Explanation
http://www.grammar-quizzes.com/condition2b.html

Online exercise
http://www.perfect-english-grammar.com/third-conditional-exercise-1.html
http://www.better-english.com/grammar/con31.htm
http://www.englishexercises.org/makeagame/viewgame.asp?id=3233

Hypothetical situations in the present

Explanation
http://www.grammar-quizzes.com/condition2a.html

Online exercises
http://www.perfect-english-grammar.com/second-conditional-exercise-1.html
http://www.englishgrammarsecrets.com/secondconditional/menu.php
http://www.ego4u.com/en/cram-up/grammar/conditional-sentences/type-2/exercises


Giving opinions (vocabulary)
http://www.ihbristol.com/useful-english-expressions/example/giving-your-opinion/8

Standard test practice

http://olpt.s3.amazonaws.com/online-practice-fce/index.html

http://www.examenglish.com/FCE/Use_of_English.htm