A nice tool that claims to access your English command (or, at least a rough estimate number of words that you may know): TEST 1,500–3,000 words: a couple of years of English courses 4,000–7,000 words:…

NOTE: The descriptions for each level apply to a learner at the top of that level, not to one just entering it! 1.POST-BEGINNER Can understand a few everyday expressions of simple functions in known situations,…