1. Spelling and plural noun formation
2. Morphosyntax
3. The four tense families
4. Mixed tenses
5. Personal pronouns, possessives and demonstratives
6. Prepositions and adverbs
7. Countable and uncountable nouns
8. Comparative and superlative adjectives
9. Conditionals
10. Relative Clauses
11. Modal Verbs
12. Connectors
13. Reported Speech
14. Active, Passive, Causative
15. Used to, To be used to and Get used to
16. Ing form and Infinitive
17. Wish/ If only
18. Affixation
19. So and Such
20. Irregular verbs