UK Castle Institute
5 lessons and 4 tests at this level. Work through the lessons skill by skill, then take the timed tests to check you are ready to move up.
Select precisely among concessive, additive and consequential markers in sophisticated prose.
Choose the exact word for the exact situation, and use idiom without sounding dated.
Build precise nouns, adjectives and verbs with prefixes and suffixes, as tested in proficiency exams.
Detect attitude, bias and implication in texts that never state their position openly.
Weigh evidence, detect assumption and distinguish claim from support in a dense text.