Preposition:
* of: This is the most common translation when "de" is used as a preposition. For example: "Le livre de Marie" would be translated as "Mary's book."
* from: This is used when "de" indicates origin or source. For example, "Je viens de Paris" would be translated as "I come from Paris."
* with: This is used when "de" indicates accompaniment or possession. For example, "Une tasse de thé" would be translated as "a cup of tea."
* by: This is used when "de" indicates the agent of an action. For example, "La porte a été ouverte par le garçon" would be translated as "The door was opened by the boy."
Article:
* the: When "de" precedes a vowel sound, it is often translated as "the." For example, "La fille de l'homme" would be translated as "The man's daughter."
Other:
* some: This is used when "de" indicates a quantity, often in combination with a noun. For example, "Il y a de la neige" would be translated as "There is some snow."
* in: This is used when "de" is part of a prepositional phrase indicating location. For example, "Le livre est dans la boîte" would be translated as "The book is in the box."
To determine the best translation for "de," you need to consider the specific context in which it is used.