This document discusses different patterns found in paragraphs: comparison, cause/effect, and sequence. It provides examples and signal words for each pattern. The comparison pattern compares two or more things and discusses their similarities and differences. Common signal words include alike, similar, same, different, and however. The cause/effect pattern discusses causes and effects, with signal words like cause, reasons, and because. The main idea sets up what will be compared or connects a cause to an effect.