CEFR B2; focus: word formation in contextual gap-fill sentences.
Exercises
Next To and Between Exercise
CEFR A1; focus: next to and between.
Mixed Global Issues Vocabulary Exercise
CEFR B2 mixed global issues vocabulary gap-fill exercise with one clearly correct answer per item.
Register Choice in Formal Emails Exercise
CEFR C1; focus: register choice in formal emails.
Evaluation Language Error Correction Exercise
CEFR C2; focus: evaluation language error correction; exactly one correct answer per item.