Prepositional phrase – English editing.

A phrase with a Preposition as its headword. The preposition comes at the beginning of the phrase and is followed by:
 A Noun:
Preposition Noun
Below ground.
 A Pronoun:
Preposition Pronoun
After me.
 A Verbal Noun:
Preposition Verbal Noun
Without leaving.
 A Noun Phrase:
Preposition Noun Phrase
During the last month.
Uses:
Prepositional phrases have two main uses:
 To modify a noun. When they form part of a noun phrase they normally come after the noun.(So they are, technically, ‘postmodifiers’.)
 As an adverbial. When they are used as adverbials, they give information about:
Place
Time
Manner
Reason
Purpose.
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