You understand parts of the language both in speech and writing. Your communication is developping and you can express yourself in a basic way in the present and past tenses.
You can speak and write in a regular fashion. You understand enough to interact without needing assistance, as long as the speech is slow. You express yourself in a more natural way.
You understand the language and write without difficulty. There is more capacity to be able to deal with day-to-day situations, such as international travel. You can speak more fluently.
