______ you work with others on presentations and projects, PowerPoint is the perfect tool for you. ______ you are working with a team on an important presentation, PowerPoint gives you the power to work more easily. PowerPoint delivers new and improved tools ______ add power to your presentations. ______ PowerPoint allows you to apply built-in templates, you can apply your own custom templates. Exciting new audio and visual capabilities help you tell a cinematic (精彩的,电影般的) story that is ______ easy to create ______ it is powerful to watch.