CEF Level: Elementary
1 First v Second Time Mention, Part 1 5 General v Particular, Part 1
2 First v Second Time Mention, Part 2 6 General v Particular, Part 2
3 A/an v One, Part 1 7 Mixed Exercise, Part 1
4 A/an v One, Part 2 8 Mixed Exercise, Part 2
CEF Level: Pre-Intermediate
1 Articles and Adjectives, Part 1 5 General v Particular, Part 1
2 Articles and Adjectives, Part 2 6 General v Particular, Part 2
3 Cardinal v Ordinal Numbers, Part 1 7 General v Particular, Part 3
4 Cardinal v Ordinal Numbers, Part 2 8 Means of Transport
CEF Level: Intermediate
1 Proper Nouns, Part 1 6 Quantity Expressions, Part 1
2 Proper Nouns, Part 2 7 Quantity Expressions, Part 2
3 Proper Nouns, Part 3 8 Time Expressions, Part 1
4 Proper Nouns, Part 4 9 Time Expressions, Part 2
5 Illnesses 10 Forms of Entertainment
CEF Level: Upper-Intermediate
1 Proper Nouns, Part 1 6 Group Designations, Part 2
2 Proper Nouns, Part 2 7 Place Designations, Part 1
3 Physical Environment, Part 1 8 Place Designations, Part 2
4 Physical Environment, Part 2 9 Place Designations, Part 3
5 Group Designations, Part 1 10 Place Designations, Part 4