English verb conjugation
COULD UNFURL

Regular verb: unfurl - unfurled - unfurled

Affirmation

Simple form	V-ing form
I could unfurl you could unfurl he could unfurl we could unfurl you could unfurl they could unfurl	I could be unfurling you could be unfurling he could be unfurling we could be unfurling you could be unfurling they could be unfurling
Perfect	V-ing perfect
I could have unfurled you could have unfurled he could have unfurled we could have unfurled you could have unfurled they could have unfurled	I could have been unfurling you could have been unfurling he could have been unfurling we could have been unfurling you could have been unfurling they could have been unfurling

Negation

Simple form	V-ing form
I couldn't unfurl you couldn't unfurl he couldn't unfurl we couldn't unfurl you couldn't unfurl they couldn't unfurl	I couldn't be unfurling you couldn't be unfurling he couldn't be unfurling we couldn't be unfurling you couldn't be unfurling they couldn't be unfurling
Perfect	V-ing perfect
I couldn't have unfurled you couldn't have unfurled he couldn't have unfurled we couldn't have unfurled you couldn't have unfurled they couldn't have unfurled	I couldn't have been unfurling you couldn't have been unfurling he couldn't have been unfurling we couldn't have been unfurling you couldn't have been unfurling they couldn't have been unfurling

Interrogative form

Simple form	V-ing form
could I unfurl? could you unfurl? could he unfurl? could we unfurl? could you unfurl? could they unfurl?	could I be unfurling? could you be unfurling? could he be unfurling? could we be unfurling? could you be unfurling? could they be unfurling?
Perfect	V-ing perfect
could I have unfurled? could you have unfurled? could he have unfurled? could we have unfurled? could you have unfurled? could they have unfurled?	could I have been unfurling? could you have been unfurling? could he have been unfurling? could we have been unfurling? could you have been unfurling? could they have been unfurling?

Interro-negative form

Simple form	V-ing form
couldn't I unfurl? couldn't you unfurl? couldn't he unfurl? couldn't we unfurl? couldn't you unfurl? couldn't they unfurl?	couldn't I be unfurling? couldn't you be unfurling? couldn't he be unfurling? couldn't we be unfurling? couldn't you be unfurling? couldn't they be unfurling?
Perfect	V-ing perfect
couldn't I have unfurled? couldn't you have unfurled? couldn't he have unfurled? couldn't we have unfurled? couldn't you have unfurled? couldn't they have unfurled?	couldn't I have been unfurling? couldn't you have been unfurling? couldn't he have been unfurling? couldn't we have been unfurling? couldn't you have been unfurling? couldn't they have been unfurling?