English verb conjugation
COULD COMMUTATE

Regular verb: commutate - commutated - commutated

Affirmation

Simple form	V-ing form
I could commutate you could commutate he could commutate we could commutate you could commutate they could commutate	I could be commutating you could be commutating he could be commutating we could be commutating you could be commutating they could be commutating
Perfect	V-ing perfect
I could have commutated you could have commutated he could have commutated we could have commutated you could have commutated they could have commutated	I could have been commutating you could have been commutating he could have been commutating we could have been commutating you could have been commutating they could have been commutating

Negation

Simple form	V-ing form
I couldn't commutate you couldn't commutate he couldn't commutate we couldn't commutate you couldn't commutate they couldn't commutate	I couldn't be commutating you couldn't be commutating he couldn't be commutating we couldn't be commutating you couldn't be commutating they couldn't be commutating
Perfect	V-ing perfect
I couldn't have commutated you couldn't have commutated he couldn't have commutated we couldn't have commutated you couldn't have commutated they couldn't have commutated	I couldn't have been commutating you couldn't have been commutating he couldn't have been commutating we couldn't have been commutating you couldn't have been commutating they couldn't have been commutating

Interrogative form

Simple form	V-ing form
could I commutate? could you commutate? could he commutate? could we commutate? could you commutate? could they commutate?	could I be commutating? could you be commutating? could he be commutating? could we be commutating? could you be commutating? could they be commutating?
Perfect	V-ing perfect
could I have commutated? could you have commutated? could he have commutated? could we have commutated? could you have commutated? could they have commutated?	could I have been commutating? could you have been commutating? could he have been commutating? could we have been commutating? could you have been commutating? could they have been commutating?

Interro-negative form

Simple form	V-ing form
couldn't I commutate? couldn't you commutate? couldn't he commutate? couldn't we commutate? couldn't you commutate? couldn't they commutate?	couldn't I be commutating? couldn't you be commutating? couldn't he be commutating? couldn't we be commutating? couldn't you be commutating? couldn't they be commutating?
Perfect	V-ing perfect
couldn't I have commutated? couldn't you have commutated? couldn't he have commutated? couldn't we have commutated? couldn't you have commutated? couldn't they have commutated?	couldn't I have been commutating? couldn't you have been commutating? couldn't he have been commutating? couldn't we have been commutating? couldn't you have been commutating? couldn't they have been commutating?