In these documents you will find information about what is expected and what is required in the B1+ level
Grammar Practice: used to
This section contains exercises to help you master whether to use the gerund (doing) or infintive (do) form of the verb followed USED TO.
Grammar Practice: countable or uncountable?
Grammar Practice: gerund or infinitive?
Useful and interesting websites and links
Here you will find some ideas of ways to improve your English when you have some spare time on your hands :)