English verb conjugation
COULD ROWEL

Regular verb: rowel - roweled - roweled

Affirmation

Simple form	V-ing form
I could rowel you could rowel he could rowel we could rowel you could rowel they could rowel	I could be roweling you could be roweling he could be roweling we could be roweling you could be roweling they could be roweling
Perfect	V-ing perfect
I could have roweled you could have roweled he could have roweled we could have roweled you could have roweled they could have roweled	I could have been roweling you could have been roweling he could have been roweling we could have been roweling you could have been roweling they could have been roweling

Negation

Simple form	V-ing form
I couldn't rowel you couldn't rowel he couldn't rowel we couldn't rowel you couldn't rowel they couldn't rowel	I couldn't be roweling you couldn't be roweling he couldn't be roweling we couldn't be roweling you couldn't be roweling they couldn't be roweling
Perfect	V-ing perfect
I couldn't have roweled you couldn't have roweled he couldn't have roweled we couldn't have roweled you couldn't have roweled they couldn't have roweled	I couldn't have been roweling you couldn't have been roweling he couldn't have been roweling we couldn't have been roweling you couldn't have been roweling they couldn't have been roweling

Interrogative form

Simple form	V-ing form
could I rowel? could you rowel? could he rowel? could we rowel? could you rowel? could they rowel?	could I be roweling? could you be roweling? could he be roweling? could we be roweling? could you be roweling? could they be roweling?
Perfect	V-ing perfect
could I have roweled? could you have roweled? could he have roweled? could we have roweled? could you have roweled? could they have roweled?	could I have been roweling? could you have been roweling? could he have been roweling? could we have been roweling? could you have been roweling? could they have been roweling?

Interro-negative form

Simple form	V-ing form
couldn't I rowel? couldn't you rowel? couldn't he rowel? couldn't we rowel? couldn't you rowel? couldn't they rowel?	couldn't I be roweling? couldn't you be roweling? couldn't he be roweling? couldn't we be roweling? couldn't you be roweling? couldn't they be roweling?
Perfect	V-ing perfect
couldn't I have roweled? couldn't you have roweled? couldn't he have roweled? couldn't we have roweled? couldn't you have roweled? couldn't they have roweled?	couldn't I have been roweling? couldn't you have been roweling? couldn't he have been roweling? couldn't we have been roweling? couldn't you have been roweling? couldn't they have been roweling?