AdSense ads & Images Not Visible

AMP ad have different ad format like
<amp-ad width=350 height=100
type=”adsense”
data-ad-client=”ca-pub-95675557XXXXXXXX”
data-ad-slot=”170XXXXXXX”>
</amp-ad>
You can palace ad via editing following file
amp/templates/single.php
Reference :
How to Add / Show Google Adsense Ads in AMP WordPress