The document provides instructions for using present and perfect participles (gerunds) to complete sentences. It gives examples of how participles can be used after certain verbs or to express actions happening simultaneously or in sequence. Learners are asked to change sample sentences into participial forms based on the rules. The document also provides examples for creating a horror story using participles. The summary is: The document teaches how to use present and perfect participles to complete sentences in different ways, such as expressing simultaneous or sequential actions. Students practice changing example sentences into participial forms according to given rules. They are also prompted to continue a horror story using participles.