At the end of your presentation, you may wish to open the floor to questions – to ask if anyone has any questions about your presentation. Now listen to someone asking if there are any questions.

To this end, oral presentations — like papers — must ... Finally, presentations normally include interaction in the form of questions and answers. This is a great opportunity to provide ...

That’s the end of the presentation. You could then thank the ... You could also invite the listeners to ask questions.

Have you ever heard a speaker end an otherwise effective presentation with an abrupt, "Thank you," or worse, an anti-climatic statement such as, "That's all. Any questions?" or "I'm done"?