1. Subject-Verb Agreement

The subject and verb must agree in number.

  • Singular subjects: The cat sleeps.
  • Plural subjects: The cats sleep.
Subject_Predicate_Agreement

2. Verb Tenses

Tenses show when an action occurs.

  • Present Simple: She writes letters.
  • Past Simple: She wrote a letter yesterday.
  • Future Simple: She will write tomorrow.
Verb_Tenses

3. Articles (a, an, the)

Articles specify definiteness.

  • Indefinite articles: I saw a dog.
  • Definite article: I saw the dog earlier.
Articles

4. Prepositions

Prepositions show relationships.

  • Time: She arrives at 5 PM.
  • Place: The book is on the table.
  • Direction: He looked into the mirror.
Prepositions

Want to practice these rules? Click here: /en/read/grammar-examples 📘