If you got stuck learning English that may not be your fault! Grammar focused learning is slow and painful. I bet you have done hundreds of tests where you fill the blanks like in a puzzle, you get the score and still is not confident enough. Why don't you try learning English in a fun and practical way? I work with audio books from famous authors narrated by professional actors, This is going to require from you context comprehension and memory, the most important skills. Grammar comes after.

I know, I know... There are moments when you believe you will never understand the equation and why you have to use it. It is not your fault! I have been teaching Math and Physics for ages now and I can help you go though the tests almost smoothly.