The personal pronouns are used to replace the noun or name. 

• Grammatical rules
There are two types: 

·  Subject pronoun: come before the verb

·  Object pronoun: are placed after the verb

• Uses and applications
·  We use the pronoun when we want to refer to a noun and avoid to repeat it in the same phrase.

• An example
·  I have two beautiful daughters; they are the most important for me. 

• Grammatical rules
There are two types: 

·  Possessive pronouns: These goes at the end of the sentence

·  Possessive adjectives: These goes before the noun.

• Uses and applications
·  We use the possessive pronoun to avoid repeating words.

• An example:
My address is in State of México, but the house is not mine.

• Grammatical rules
They are used at the beginning of the phrase 

• Uses and applications
To describe the physical location between the speaker and the noun or to refer to moments in time.

• An example
·  I have two beautiful daughters; they are the most important for me. 

-That is your car?
-No, that is not mine. This red one is mine. 

• Grammatical rules
·  End with “self” (singular) or “selves” (plural)

• Uses and applications
·  To do emphasis

·  To refer back to the subject in the same phrase or sentence

• An example

•  I decided to study nutrition to help others to better their health, but also to care by myself

·  When is used in a question, goes to end.

·  When is used in an answer, goes to the beginning of the phrase.

·  After the verb, to refer to a noun said in a previous sentence. 

• Uses and applications
·  To anticipate something which appears later in the same phrase

·  When we use “it” with a present continuous (ing) or infinitive to express opinions.

• An example
·  Here in CDMX the weather it´s changing a lot, in the morning it´s very sunny, but in the afternoon it´s very cold.

• Grammatical rules
·  Goes before the noun

• Uses and applications
·  This article is used to when we believe that the speaker and the listener are talking about the same thing or person.

• An example
·  My partners of the University are so kind and they like to help, I´m so happy with them.

British council. (s.f.). Pronouns. Obtenido de Learn English: https://learnenglish.britishcouncil.org/grammar/english-grammar-reference/pronouns

The infinite academy. (11 de september de 2020). Demonstrative pronouns. Obtenido de Youtube: https://www.youtube.com/watch?v=9O8jhrLmogU

The Infinite Academy. (5 de september de 2020). Possessive pronouns. Obtenido de Youtube: https://www.youtube.com/watch?v=jABDkzCeaC0

UNADM . (s.f.). Categorías gramaticales del inglés. Obtenido de Inglés básico en nutrición: https://campus.unadmexico.mx/contenidos/DCSBA/BLOQUE1/NA/06/NIBN/unidad_01/descargables/NIBN_U1_Contenido.pdf