Articles (a, an, the)

Articles are words used before nouns to show whether we mean something specific or general.

 

Indefinite article: a, an
Definite article: the

 

Indefinite articles: a, an

When to use

1. First mention / any one of many: Use a/an to introduce something unspecific.
   Example: I saw a dog in the park. (any dog)
2. Jobs, quantities, examples: Use a/an with occupations and “one” meanings.
   Example: She is a teacher. I need an example.

• Use a before words that begin with a consonant sound.
  Examples: a cat, a university (starts with consonant sound “yu”).
• Use an before words that begin with a vowel sound.
  Examples: an apple, an hour (silent h → vowel sound).

 

Definite article: the

When to use

1. Previously mentioned: I bought a book. The book is interesting.
2. Context makes it specific: Close the door. (the door in this room)
3. Unique or well-known objects: the president, the internet, the Eiffel Tower.
4. Superlatives and ordinal numbers: the best day, the first chapter.
5. Use the to refer to a specific item already known to the speaker and listener, or unique things.
   Examples: the book you lent me; the sun.

 

No article (zero article)

Do not use an article with:

• Plural or uncountable nouns when speaking generally:

  Dogs are friendly.
  Water is essential.

• Names, languages, most countries, meals, months, days:

  France, English, lunch, Monday.

Quick decision guide

• Specific and known
  → the
• Non-specific, one of many
  → a/an
• Speaking generally about plural/uncountable nouns or using proper names
  → no article

Practice examples (with brief notes)

• I saw a movie last night. (first mention)
• The movie was exciting. (specific — same movie)
• She is an engineer. (occupation)
• Engineers design bridges. (general statement — plural, no article)
• Please pass the salt. (specific item on the table)
• Honesty is important. (uncountable, general — no article)