This document discusses different types of clauses, including independent clauses, dependent clauses, and specific types of dependent clauses. It defines independent clauses as groups of words that can stand alone as a sentence, while dependent clauses cannot stand alone and need to be attached to an independent clause. It then describes different types of dependent clauses such as adverb clauses, noun clauses, and relative clauses. It provides examples and explanations of each type of dependent clause.