An error occurred while saving the commentMissinglinq commented
As Kent said, you can, in fact, have a Subform when the Main Form is in Continuous View...you simply need to fool the Access Gnomes in order to do this! The workaround requires that you put the Subform either in the Header or the Footer of your Main Form.
You need to:
Create your Main Form in Single Form View
Place the Subform in Header or Footer Section, whichever you like
Save the Form
Now go into Properties and change the Form's Default View to Continuous