A pronoun can replace a noun or another pronoun. You use pronouns like "he," "which," "none," and "you" to make your sentences less cumbersome and less repetitive. Grammarians classify pronouns into several types, including the personal pronoun, the demonstrative pronoun, the interrogative pronoun, the indefinite pronoun, the relative pronoun, the reflexive pronoun, and the intensive pronoun. Personal Pronouns

The Parts of Speech

The Parts of Speech
Noun Clauses See The Sentence for definitions of sentence, clause, and dependent clause. A sentence which contains just one clause is called a simple sentence. A sentence which contains one independent clause and one or more dependent clauses is called a complex sentence. (Dependent clauses are also called subordinate clauses.) There are three basic types of dependent clauses: adjective clauses, adverb clauses, and noun clauses. (Adjective clauses are also called relative clauses.)

Noun Clauses

Prepositions of Time — for, during, while 1
Adjectives and Adverbs Adjectives and Adverbs “Parts of speech” are the basic types of words that English has. Most grammar books say that there are eight parts of speech: nouns, verbs, adjectives, adverbs, pronouns, conjunctions, prepositions and interjections. We will add one more type: articles. It is important to be able to recognize and identify the different types of words in English, so that you can understand grammar explanations and use the right word form in the right place. Here is a brief explanation of what the parts of speech are:
The Prepositional Phrase Printer Fabulous! Recognize a prepositional phrase when you see one. At the minimum, a prepositional phrase will begin with a preposition and end with a noun, pronoun, gerund, or clause, the "object" of the preposition. The object of the preposition will often have one or more modifiers to describe it.

The Prepositional Phrase

Prepositions