1. Simple Prepositions: These are single-word prepositions that express relationships of time, place, direction, manner, or other relationships.

   • Examples include "in," "on," "at," "over," "under," "with," "by," and "from."

2. Compound Prepositions: These are prepositions formed by combining two or more words. They function in the same way as simple prepositions and indicate relationships of time, place, or direction.

   • Examples include "in front of," "on top of," "out of," "due to," and "instead of."

3. Prepositional Phrases: These are phrases that consist of a preposition followed by its object and any modifiers. Prepositional phrases function as a single unit within a sentence and provide additional information about location, time, direction, or other relationships.

   • Examples include "in the park," "on the table," "at the beach," and "with a smile."

4. Prepositions of Time: These prepositions are used to indicate specific time relationships.

   • Examples include "during," "after," "before," "at," "on," "in," "since," "until," and "for."

5. Prepositions of Place: These prepositions indicate location or position.

   • Examples include "in," "on," "at," "under," "above," "below," "beside," "behind," "between," and "among."

6. Prepositions of Direction: These prepositions indicate movement or direction.

   • Examples include "to," "from," "into," "out of," "towards," "away from," "through," "across," and "along."

7. Prepositions of Agent: These prepositions indicate the agent or doer of an action.

   • Examples include "by" and "with."

8. Prepositions of Source: These prepositions indicate the source or origin.

   • Examples include "from," "out of," and "off."

9. Prepositions of Purpose: These prepositions indicate the purpose or reason.

   • Examples include "for" and "to."

10. Prepositions of Condition: These prepositions indicate the condition or state.

    • Examples include "in" and "on."

Understanding the different types of prepositions and their usage will help you construct clear and grammatically correct sentences while expressing relationships accurately.