This document provides information about different types of sentences: simple, compound, complex, and compound-complex. It defines what constitutes each type of sentence based on the number of independent and dependent clauses. For simple sentences, it notes they contain one independent clause. Compound sentences contain two or more independent clauses joined by coordinating conjunctions. Complex sentences have one independent clause and at least one dependent clause. Compound-complex sentences contain at least two independent clauses and one or more dependent clauses. Examples are given for each sentence type to illustrate their structures. Transitional words and phrases to connect sentences are also discussed.