1. A- An
2. Plural Form
3. Personal Pronouns
4. The Verb to be
5. This- These/ That- Those
6. There is- There are
7. Have got
8. Possessives
9. Can
10. Imperative
11. Present Continuous
12. Simple Present
13. Question Words
14. Prepositions of Place
15. Preposition of Time
16. How many- How much
17. Some- Any
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More Information about: English Grammar Book 1 to 4