It is said that the graduates of Japan's high school are expected to have 5,000 vocabularies, on the contrary, 8,000 to 10,000 are the figures to US. But what makes big difference is after that. In Japan, many of the university or collage students graduate still in 5,000, even the most brilliant ones in English Department remain in 8,000. But in US, the average vocabularies of graduates of universities will reach to 20,000.
When I want to work equally with those people, how can I stay in intermediate stage? It is said that average vocabularies of 1st grade STEP holder is 10,000 to 15,000. Thus, I will try hard to improve my vocabulary by reading Time meticulously and do this book↓