Q: trouble in signing in itunes store

  I am having problem signing iTunes store in my iPad Mini. My iPad ID is  xxx@icloud.com and what ID i used in signing  iTune store is xxx@yahoo.com.

After i enter my ID and Password what appears on screen is YOU HAVE NOT VERIFY YOUR APPLE ID, then i top, OK to review the instruction on how to verify my Apple ID. Then it shows verification email has been sent to my email email add xxx@yahoo.com

The Trouble is I GOT NO EMAIL RECEIVE. Pls. I need your ideas guys. thank you . . .