English grammar is made up of 8 Parts of Speech, namely - Nouns, Pronouns, Adjectives, Verbs, Adv

Reciprocal pronouns are types of

Interrogative pronnouns are used to ask questions. These words are also called -wh- words.

Relative pronouns refers to a word that links a subordinate clause to a main clause. 

A sentence can be broken into two parts, i.e.