What you can/should do depends on how the empty pages were created.
See the following article:
How to delete a “blank page” in Word
http://sbarnhill.mvps.org/WordFAQs/BlankPage.htm

Signature
Stefan Blom
Microsoft Word MVP
> Can we delete a page without pressing delete field in keyboard
> manually, because there are lot of spaces available in the empty
> pages,
> it takes time to delete each page.
>
> Thanks in Advance