Working 9 to 5
We use the indefinite article a/an before singular nouns.
We use a before words that begin with a consonant sound: a TV show, a chef, a festival
We use an before words that begin with a vowel sound: an English class, an aunt, an uncle
We use the definite article the before singular and plural nouns:
the student the students
the mango the mangoes
Use the for objects that are one of a kind:
the Earth the sun the moon
the stars the sky the sea
Use the with the names of oceans, seas, rivers, mountain ranges, deserts, groups of states:
the Red Sea the Amazon the Eiffel Tower
the Arabian Desert the Alps the United States