| A | B |
| Chronological Order | sequence or time order |
| Chronological Order Key Words | First, Last, Next |
| Compare and Contrast | Describes how things are similar and different |
| Compare and Contrast Key Words | Both, While, On the other hand |
| Cause and Effect | Explains how one event lead to another |
| Cause and Effect Key Words | cause, as a result and consequently |
| Problem and Solution | explains a problem |
| Problem and Solution Key Words | difficulty, struggle, answer |
| Main Idea and Details | Author list gives main idea and lists details |
| Main Idea Key Words | one reason, for example, another reason |