Articles at a glance
a book
Read the rule, inspect the example, then check yourself.
Overview
Articles show whether a noun is general, one of many, or already known.
A and an mean one non-specific thing
Use a before consonant sounds and an before vowel sounds.
- a book
- an apple
- an hour
- a university
The points to something specific
Use the when the listener knows which thing you mean.
- Close the window.
- The lesson we studied yesterday was useful.
Main Rules
Articles depend on meaning, not only grammar form.
First mention often uses a/an
Use a/an when you introduce a singular countable noun.
- I bought a notebook. The notebook is blue.
General plural and uncountable nouns often use no article
Do not use the when you mean the whole category in a general way.
- Students need practice.
- Water is important.
Patterns
These patterns cover most article choices in everyday English.
Article choices
| Meaning | Pattern | Example |
|---|---|---|
| one non-specific countable noun | a/an + singular noun | a question, an answer |
| specific noun | the + noun | the question on page two |
| general plural | plural noun without article | Questions help learning. |
| general uncountable | uncountable noun without article | Practice takes time. |
Examples
Small article changes can change the meaning.
I need a pen.
Any pen is fine.
I need the pen on your desk.
The speaker means one specific pen.
The English grammar needs a practice.
English grammar needs practice.
Grammar and practice are general uncountable nouns here.
Common Mistakes
Do not choose articles by translating word for word.
She is doctor.
She is a doctor.
Jobs with singular countable nouns usually need a/an.
I like the coffee.
I like coffee.
Use no article for a general preference.