Prepositional Phrases Overview

Aug 4, 2025

Overview

This lecture explains prepositional phrases, how they modify sentences by providing extra details, and offers examples of using them to specify time, place, and direction.

Complete Sentences

  • A complete sentence consists of a subject (who or what) and a predicate (what the subject does or is).
  • Example: In "Superman caught the robber," "Superman" is the subject and "caught the robber" is the predicate.

Prepositional Phrases: Definition and Structure

  • A prepositional phrase is a modifying phrase consisting of a preposition and its object.
  • The preposition usually shows direction, time, place, or details, and always appears before its object.
  • The object of a preposition can be a noun, proper noun, or pronoun.
  • Prepositional phrases provide extra information in a sentence.

Types and Examples of Prepositional Phrases

  • Prepositions of time include: after, during, before, past, since, until.
  • Prepositions of place include: behind, under, in, through, at, beside, across, between.
  • Examples: "after midnight" (time), "behind the building" (place), "over the fence" (direction), "during lunch" (time), "for her birthday" (details).

Adding Prepositional Phrases to Sentences

  • Prepositional phrases can make sentences more specific by telling when or where something happens.
  • Example: "Superman caught the robber behind the building" (where).
  • Example: "Shelton played football before dinner" (when) and "Shelton played football at the park" (where).
  • Example: "The little girl found a dollar during the picnic" (when) and "The little girl found a dollar between the trees" (where).

Key Terms & Definitions

  • Prepositional Phrase — a group of words starting with a preposition and ending with its object, adding detail to the sentence.
  • Preposition — a word that shows the relationship of its object to another word, often indicating time, place, or direction.
  • Object of the Preposition — the noun, proper noun, or pronoun that follows the preposition.

Action Items / Next Steps

  • Practice making sentences more specific by adding prepositional phrases for time and place using common prepositions.