Google Forms cannot be directly imported into Practice Better via your Documents folder, but you can make these forms available to your clients in a couple ways:
Option 1: Share Form using a link:
https://support.google.com/docs/answer/2839588?hl=en
Option 2: Export your Form as a PDF (via Chrome)
1) Click the More options menu (3 dots) in the top-right corner
2) Select Print from the options provided:
3) Under "Destination" click the Change button:
4) Select Save as PDF from the options provided