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Articles: A, An, The

1 min
A1
CEFR A1·other

Formula

a
+ consonant sound
(a book, a dog)
an
+ vowel sound
(an apple, an hour)
the
+ specific / known
(the book, the sun)

Examples

Positive
I have a cat.
Negative
This is not a chair.
Question
Do you have a pencil? Is the door open?

Usage

  • •Indefinite articles (a/an) for first mention or any member of a group
  • •Definite article (the) for specific or known items
  • •No article for uncountable nouns and general plurals

More Examples

  • I saw a dog in the park. The dog was huge.

    First mention (a), then specific reference (the)

  • She is an engineer.

    "an" before a vowel sound

  • The moon is full tonight.

    "the" for unique/known things

  • I love music.

    No article for general/uncountable nouns

Common Mistakes

  • ✗❌ "a apple" → ✓ "an apple" (vowel sound needs "an")
  • ✗❌ "the life is short" → ✓ "life is short" (no article with abstract/uncountable nouns in general statements)
  • ✗❌ "I love the music" (in general) → ✓ "I love music" (general preference, no article)

Tips

  • ✓Use "an" before words that start with a vowel SOUND, not just a vowel letter (e.g., "an hour" not "a hour").
  • ✓After first mention, switch from "a/an" to "the".

Advanced Notes

Articles are the single most persistent error for speakers of article-free languages (Russian, Japanese, Turkish, Chinese). The core logic: a/an = "one of many, not yet identified"; the = "we both know which one". Tricky cases: "the" before superlatives ("the best"), before unique things ("the sun"), and in fixed phrases ("at the weekend"). Zero article appears with proper nouns, languages, meals, and abstract nouns used generally ("love is complicated").

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Compare With

Plural Nouns(A1)Quantifiers: Some, Any, Much, Many, A Lot Of(A2)