Rules For use of Pronouns in Sentence Corrections

Rule 1:  

Some important uses of the pronoun “It” are given below with examples.
a)To introduce a sentence
Example :

·                     It is not certain that the president will come.

b)To emphasis to the noun or pronoun that follows
Example:

·                     It was you who began the quarrel with us.

c)As an indefinite nominative of an impersonal verb.
Example:

·                     It rains.

·                     It is snowing outside.

d)In sentence showing distance
Example:

·                     It is not far to walk.

e)In sentences indicating time.
Example:

·                     It is ten O’ clock now.

f)To introduce a phrase.
Example:

·                     It is decided to declare a holiday today.

g)In exclamatory sentences.
Example:

·                     What a beautiful book it is!

h)To introduce that a clause.
Example:

·                     It is said that smoking is injurious to the health.

i)As a sort of object in order to avoid repetition.
Example:

·                     Let us fight it (the issue) out.

Rule 2:  
While confessing a fault (or expressing a negative idea) the sequence of the personal pronouns should be as follows:
Example:

·                     I, you, and he are in the wrong and will be punished.

Sequence:

·                     First person first, second person next and third person last.

Rule 3:  
While expressing a positive idea or phrase, the sequence of the personal pronouns should be as follows:
Example:

·                     You, he and I, will get an award for the good work we have done.

Sequence:

·                     Second person, third person and first person.

Rule 4:  
When two singular nouns joined by and denote the same person or thing, the pronoun used for them must be singular in number. The define articlethe is placed before the first noun.
Example: 

·                     The accounts office and treasurer should be careful in his work of keeping accounts.

Rule 5:  
When two singular nouns are joined by ‘and’, and are preceded by each orevery, the pronoun must be in singular number.
Example:

·                     Every student and every teacher took his or her seat.

Rule 6:  
When a personal pronoun is connected by a conjunction with some other word in the objective case, it must be in the objective or accusative case. 
Example:

·                     These clothes are for you and me.

Rule 7:  
When a singular noun and a plural noun are combined by or, either… or, neither…nor, the singular noun usually comes first in the sentence, and the pronoun must be in the plural number.
Example:

·                     Either the manager or his subordinates failed in their duty in sending the official message.

Rule 8:  
The personal pronouns – yours, ours, hers, theirs and its – are written without the apostrophe (‘)
Example:

·                     It’s a mad dog which bites its tail.

Rule 9:  
When a personal pronoun is used as a complement to the verb to be, it (the pronoun) must be in the nominative case.
Example:

·                     It was he, who could solve the problem easily.

Rule 10:  
A pronoun should be used in the objective case in a sentence beginning with let.
Example:

·                     Let him go to his office immediately.

·                     Let her submit the records in time.