Levels of advancement according to the Council of Europe

basic language knowledge you can:

• understand and use familiar everyday expressions and very basic phrases aimed at the satisfaction of needs of a concrete type
• introduce yourself and others, ask and answer the questions about their personal details such as where they live, people they know and things they have
• interact in a simple way provided the other person talks slowly and clearly and is prepared to help

language improvement you can:

• understand single sentences and frequently used expressions related to the areas of most immediate relevance (e.g. very basic personal and family
  information, shopping, local geography, employment)
• communicate during simple and everyday tasks requiring a simple and direct exchange of information on familiar and routine matters
• describe your educational background, your close surrounding, and create statements connected with essential needs

language effectiveness you can:

• understand the main points of clear standard input on familiar matters, regularly encountered at work, school, leisure, etc.
• deal with most situations likely to arise whilst travelling in an area where the language is spoken
• produce simple connected text on topics which are familiar or of personal interest
• describe experiences and events, dreams, hopes & ambitions and briefly give reasons and explanations for opinions and plans

language freedom you can:

• understand the main ideas of complex text on both concrete and abstract topics, including technical discussions in your field of specialisation
• interact with a degree of fluency and spontaneity that makes regular interaction with native speakers quite possible without strain for either party
• produce clear, detailed opinion on a wide range of subjects and explain a viewpoint on a topical issue giving the advantages and disadvantages of
  various options

language fluency you can:

• understand a wide range of demanding, longer texts, and recognise implicit meaning
• express yourself fluently and spontaneously without much obvious searching for expressions
• use language flexibly and effectively for social, academic and professional purposes
• produce a clear, well-structured, detailed text on complex subjects, showing a controlled use of organisational patterns, connectors and cohesive
  devices

language mastery you can:

• understand with ease virtually everything heard or read
• summarise information from different spoken and written sources, reconstructing arguments and accounts in a coherent presentation
• express yourself spontaneously, very fluently and precisely, differentiating finer shades of meaning even in more complex situations