Here are the most common French definite articles:
* Le (masculine singular): Used before masculine nouns starting with a consonant sound. Example: Le livre (the book)
* La (feminine singular): Used before feminine nouns starting with a consonant sound. Example: La table (the table)
* L' (masculine or feminine singular): Used before nouns starting with a vowel sound or a silent "h". Example: L'homme (the man), l'arbre (the tree)
* Les (plural): Used for all plural nouns. Example: Les livres (the books), les tables (the tables)
Here's how to use them:
1. Knowing the gender of the noun: You need to know if the noun is masculine or feminine.
2. Knowing if it's singular or plural: The form of the article changes depending on whether the noun is singular or plural.
3. Considering the sound of the first letter: The definite article "l'" is used before nouns starting with a vowel sound or a silent "h".
Examples:
* Le chat (the cat)
* La chaise (the chair)
* L'ordinateur (the computer)
* Les fleurs (the flowers)
Note: There are some special cases and exceptions, but these are the basic rules.