Do one of the following:
Ctrl
while you drag. The mouse pointer changes to a plus sign. You can also drag a copy of a slide into another open Office Impress document.To temporarily remove a slide from your presentation, go to Slide Sorter, right-click the slide, and then choose Show/Hide Slide. The number of the hidden slide is crossed out. To show the slide, right-click the slide, and then choose Show/Hide Slide.