Prepositions are used to express the relationship of a noun or pronoun (or another grammatical element functioning as a noun) to the rest of the sentence.
In (place)
It is used when a stationary object is enclosed in an area or space.
Example
The chair was in the room.
In (time)
A long time periods.
Example
I will do my practical in December.
To
Make connection
Example
Jhon is going to school.
Into
It is used when a moving object is enclosed in an area/space.
Example
The frog has jumped into the well.
On
When one object is place on other object without movement.
Example
The jug is on the table.
Onto
When one object is place on other object with movement.
Example
The cat is running onto the table.
Over
Object is at some height directly over the first object / cover / cross a number
Example
There was a rainbow over us.
Above
Object is at some height but not directly over the first object.
Example
They lived in a village in the mountains above the lake.
Under
Physical contact between two objects / opposite of over
Example
The book is under the pillow.
Below
No physical contact between two objects / opposite of above
Example
The pot is below the almira.
Underneath
To represent different levels and used as under
Example
He hid the envelope underneath his coat.
Beneath
To represent different levels and used as below
Example
We had a picnic beneath a large tree.
With
Used for instruments
Example
The letter is written by Ram with a pen.
By (object)
Used for person
Example
The office work is completed by him.
By (time)
to say that something happened or will happen either before a particular time or at that time at the latest.
Example
We have to be at home by 2:30.
For
purpose
Example
This book is for you.
For
Time interval - fixed
Example
I will play this game for two hours.
From
To represent disconnection / place from
Example
We are going to market from computer class.
I am from New Delhi.
Of
Relation of one object to another one.
Example
This is the book of Ramesh.
Off
Show distance or out of a particular area or space.
Example
She got off the bus at the next stop.
You should put off your shoes out of this room.
After
Next activity
Example
We went swimming after lunch.
Till/Until
Before time period (informal)/ (formal use)
Example
I waited for Mary till / until 10 o'clock.
During
Specific time periods
Example
I will do my work during Christmas.
Up
Physical contact of one object to other object.
Example
I put the book on the table.
Through
When one object work as a medium between other two or more objects.
Example
I look outside through window.
Follow the link https://www.globaleducare.online/book-a-lesson.