- Can initiate discourse, take turns when appropriate and end conversation when he/she needs to, though he/she may not always do this elegantly.
- Shows a relatively high degree of grammatical control. Does not make mistakes which lead to misunderstanding.
- Can correct most of his/her mistakes
- Has a sufficient range of language to be able to give clear descriptions, express viewpoints and develop arguments without much conspicuous searching for words, using some complex sentence forms to do so.
- Has a good range of vocabulary for matters connected to his field and most general topics
- Can interact with a degree of fluency and spontaneity that makes regular interaction with native speakers quite possible without imposing strain on either party.
- Can pass on detailed information reliably
- Communicates with reasonable accuracy in familiar contexts; … Errors occur, but it is clear what he/she is trying to express.
- Can initiate, maintain and close simple face-to-face conversation on topics that are familiar or of personal interest.
- Has enough language to get by, with sufficient vocabulary to express him/herself with some hesitation and circumlocutions
- Can keep going comprehensibly, even though pausing for grammatical and lexical planning and repair is very evident.
- Knows enough vocabulary to talk about family, hobbies and interests, work, travel, news and current events.
- Can make the other person understand the points that are most important.
- Can correct mix-ups with tenses or expressions which lead to misunderstandings provided the interlocutor indicates there is a problem.
- Knows enough vocabulary for familiar everyday situations and topics, but need to search for the words and sometimes must simplify what is said.
- Has a limited repertoire of short memorised phrases covering predictable survival situations; frequent breakdowns and misunderstandings occur in non-routine situations.
- Uses some simple structures correctly, but still systematically makes basic mistakes - for example tends to mix up tenses and forget to mark agreement; nevertheless, it is usually clear what he/she is trying to say.
- Can use simple techniques to start, maintain, or end a short conversation.
- Can construct phrases on familiar topics with sufficient ease to handle short exchanges, despite very noticeable hesitation and false starts.
- Has sufficient vocabulary to conduct routine, everyday transactions involving familiar situations and topics.
- Can communicate what he/she wants to say in a simple and direct exchange of limited information on familiar and routine matters, but in other situations he/she generally has to compromise the message.
More details - http://www.coe.int/t/DG4/Portfolio/?L=E&M=/documents_intro/Data_bank_descriptors.html