A / An / The / Zero Article

Rule

• a is used for any one thing, like a book
• an is used before words that start with a vowel sound, like an apple
• the is used for a specific thing, like the book on the table
• No article is used for general statements or plural nouns, like dogs are animals

Usage

• We use a / an when we're talking about any one thing, not a specific one.
• We use the when the listener knows which thing we're talking about.
• We use no article for general statements or when we're talking about things in a general way.

Examples

• I'm reading a book about history.
• She ate an apple for lunch.
• Can you pass the salt please?
• Dogs are popular pets.
• I'm going to the store down the street.
• The sun rises in the east.

Common Mistakes

• Wrong: I'm reading the book about history. Correct: I'm reading a book about history.
• Wrong: She ate an sandwich. Correct: She ate a sandwich.
• Wrong: The dogs are animals. Correct: Dogs are animals.

Exceptions

• Some countries and cities don't use the, like Paris.

Tip