•			In vragende constructies gebruiken we (meestal)
		did ("do" in de onvoltooid verleden tijd) + use to.
	
		Voorbeeld:
 	
		Where did you use to go shopping before you
		came here?

•			In ontkenningen, gebruiken we didn't + use to.

		Voorbeeld:

		In the past I didn't use to work as much as now.