if this is the case, just wait. Sometime it might have some delay if too many website is pending for review
May be the content is copied from other blogs, so how could it be possible for Google to approve such a website
Have patient , they will review your site completely and if they find your site is compatible with their adsense program then only they will approve it. Normally they take 2 to 3 days and max to max 1 week. But in your case........