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What is Preposition? Type of Preposition.
A preposition is a word that shows the relationship between a noun (or pronoun) and other words in a sentence. It often indicates direction, location, time, or method. For example, in the sentence "The book is on the table," the word "on" is a preposition that shows the relationship between "book" and "table". Prepositions often answer questions like:
- Where? (The book is on the table.)
- When? (We met after school.)
- How? (She solved the problem with patience.)
- Why? (He was praised for his effort.)
Think of prepositions as bridges — they connect words and give sentences meaning. Without them, language would feel incomplete.
Why Prepositions Matter
- They shape meaning**: Changing one preposition can change the whole idea.
- *She is in the bus* (inside) vs *She is on the bus* (traveling).
- **They appear everywhere**: Prepositions are part of phrasal verbs (*look after, depend on*) and fixed expressions (*at night, in fact*).
- **They make speech natural**: Native speakers use prepositions constantly, so mastering them helps learners sound fluent.
There are several types of prepositions but we will see prepositions are divided into two major systems:
A VERY SIMPLE DIAGRAM FOR STUDENTS
PREPOSITION
│
┌──────────┴──────────┐
│ │
STRUCTURE MEANING
│ │
How is it formed? What does it show?
│ │
┌──────┼──────┐ ┌──────┼──────────────┐
│ │ │ │ │ │
Simple Compound Phrase Place Time Direction
│ │ │
└──────┴──────────────┘
1. Classification by Structure/Form
This answers: “How many words or what kind of construction makes the preposition?”
- Simple prepositions
- Compound prepositions
- Phrase/complex prepositions
- Participial Prepositions
- Double Prepositions
2. Classification by Meaning/Function
This answers: “What relationship does the preposition express?”
- Place
- Time
- Direction
- Movement
- Agent
- Instrument/means
- Cause/reason
- Purpose
- Possession/relationship
- Measure/rate, etc.
So “in” can simultaneously be:
- a simple preposition by structure, and
- a preposition of place or time by meaning.
A. Classification by Structure/Form
1. Simple Prepositions: These are single-word prepositions.
- Examples: at, by, for, from, in, of, on, to, with, under, over, near, beside, behind, before, after, between, among
- Example Sentence:
He came from Delhi. The cat is under the bed. I went with my brother. She sat by the window.
Easy Rule :-
One word functioning as a preposition = Simple Preposition
2. Compound Prepositions: These are formed by prefixing a preposition to a noun, an adjective, or an adverb.
- Examples: about, across, along, among, around, before, behind, below, beneath, beside, between, beyond, inside, outside, underneath, upon, without
- Example Sentence:
He stood outside the house. The village lies beyond the mountain. The shoes are underneath the bed. She walked into the room. The cat jumped onto the table. The cat is hiding beneath the couch.
Easy Rule
A single word that has a more complex/combined formation but functions as a preposition is often classified as a compound preposition in school grammar.
3. Phrasal Prepositions (Prepositional Phrases): These consist of a preposition and a word or two that functions as a single preposition.
- Examples: according to, ahead of, along with, apart from, as for, as well as, because of, due to, except for, in addition to, in front of, in place of, in spite of, instead of, on account of, out of, up to, with regard to
- Example Sentence:
We stayed home because of the rain. According to the teacher, the test is tomorrow. He continued working in spite of the difficulties. She drank tea instead of coffee. In addition to his job, he volunteers at the local shelter.
Easy Rule
Two or more words working together as one preposition = Phrase Preposition
4. Participial Prepositions: These are participles (verbs functioning as adjectives) that act as prepositions.
- Examples: concerning, considering, during, pending, regarding
- Example Sentence: Concerning the meeting, we need to reschedule.
5. Double Prepositions: These are a combination of two simple prepositions used together.
- Examples: into, onto, upon, out of, from within
- Example Sentence: She climbed onto the roof.
Each type of preposition helps to clarify the relationship between the elements in a sentence, making the meaning clearer and more precise.
B. Classification by Meaning/Function
1. Location/Place Prepositions
Show where something is.
- in, on, under, above, between, near, beside
- Example: The cat is under the bed.
2. Time Prepositions
Show when something happens.
- at, on, in, before, after, during, since, until
- Example: School starts at 8 am.
3. Direction & Movement Prepositions
Show movement or travel.
- to, from, into, out of, onto, through, across
- Example: She walked into the room.
4. Agent & Instrument Prepositions
Show who did something or what was used.
- by, with, without
- Example: The song was sung by her.
5. Reason & Purpose Prepositions
Show cause or intention.
- for, because of, due to, owing to
- Example: He was praised for his effort.
Important:
These two classifications overlap.
For example:
The boy is in the room.
in is:
- Simple → because it consists of one word.
- Place → because it tells us where the boy is.
Another example:
We arrived because of the rain.
because of is:
- Phrase preposition → because it consists of more than one word functioning as a preposition.
- Cause/Reason → because it tells us why something happened.
Simple Rules Students Can Remember
- Prepositions come before nouns/pronouns: She sat on the chair.
- Use short prepositions for time/place: at noon, in July, on Monday, at home.
- Some verbs need specific prepositions: interested in, good at, depend on.
- Ending with a preposition is fine in casual English: What are you looking for?
🎯 Common Mistakes to Avoid
- Don’t confuse in vs on: *in the car* (inside), *on the bus* (traveling).
- Don’t mix at vs in for places: *at school* (location), *in school* (enrolled).
- Watch out for unnecessary prepositions: *Where are you at?* → Better: *Where are you?*
The Object of a Preposition
The noun or pronoun that comes after a preposition is called its object.
Examples
- The cat is under the table.
- She is talking to her brother.
- The letter was written by John.
Here:
- under → preposition
- table → object of the preposition
- to → preposition
- brother → object of the preposition
- by → preposition
- John → object of the preposition
Usually, a preposition is followed by a noun, pronoun, or noun phrase.
Quick Practice Activities
a) The ball is ___ the box. (in)b) We met ___ Monday. (on)c) She walked ___ the park. (through)