1. The document introduces different verb patterns in English including "to", "-ing", and "not to/not -ing".
2. It provides examples of how each pattern is used including with actions regarding decisions for "to", actions involving emotions for "-ing", and uses with modal verbs for "not to/not -ing".
3. The document compares the differences between using verbs with "to" and "-ing", showing how they can impact the meaning of sentences.