English verb conjugation
COULD BULL BULL

Regular verb: bull bull - bull bulled - bull bulled

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I could bull bull you could bull bull he could bull bull we could bull bull you could bull bull they could bull bull	I could be bull bulling you could be bull bulling he could be bull bulling we could be bull bulling you could be bull bulling they could be bull bulling
Perfect	V-ing perfect
I could have bull bulled you could have bull bulled he could have bull bulled we could have bull bulled you could have bull bulled they could have bull bulled	I could have been bull bulling you could have been bull bulling he could have been bull bulling we could have been bull bulling you could have been bull bulling they could have been bull bulling

Negation

Simple form	V-ing form
I couldn't bull bull you couldn't bull bull he couldn't bull bull we couldn't bull bull you couldn't bull bull they couldn't bull bull	I couldn't be bull bulling you couldn't be bull bulling he couldn't be bull bulling we couldn't be bull bulling you couldn't be bull bulling they couldn't be bull bulling
Perfect	V-ing perfect
I couldn't have bull bulled you couldn't have bull bulled he couldn't have bull bulled we couldn't have bull bulled you couldn't have bull bulled they couldn't have bull bulled	I couldn't have been bull bulling you couldn't have been bull bulling he couldn't have been bull bulling we couldn't have been bull bulling you couldn't have been bull bulling they couldn't have been bull bulling

Interrogative form

Simple form	V-ing form
could I bull bull? could you bull bull? could he bull bull? could we bull bull? could you bull bull? could they bull bull?	could I be bull bulling? could you be bull bulling? could he be bull bulling? could we be bull bulling? could you be bull bulling? could they be bull bulling?
Perfect	V-ing perfect
could I have bull bulled? could you have bull bulled? could he have bull bulled? could we have bull bulled? could you have bull bulled? could they have bull bulled?	could I have been bull bulling? could you have been bull bulling? could he have been bull bulling? could we have been bull bulling? could you have been bull bulling? could they have been bull bulling?

Interro-negative form

Simple form	V-ing form
couldn't I bull bull? couldn't you bull bull? couldn't he bull bull? couldn't we bull bull? couldn't you bull bull? couldn't they bull bull?	couldn't I be bull bulling? couldn't you be bull bulling? couldn't he be bull bulling? couldn't we be bull bulling? couldn't you be bull bulling? couldn't they be bull bulling?
Perfect	V-ing perfect
couldn't I have bull bulled? couldn't you have bull bulled? couldn't he have bull bulled? couldn't we have bull bulled? couldn't you have bull bulled? couldn't they have bull bulled?	couldn't I have been bull bulling? couldn't you have been bull bulling? couldn't he have been bull bulling? couldn't we have been bull bulling? couldn't you have been bull bulling? couldn't they have been bull bulling?