English verb conjugation
CAN FOUI

Regular verb: foui - fouied - fouied

Affirmation

Simple form	V-ing form
I can foui you can foui he can foui we can foui you can foui they can foui	I can be fouiing you can be fouiing he can be fouiing we can be fouiing you can be fouiing they can be fouiing
Perfect	V-ing perfect
I can have fouied you can have fouied he can have fouied we can have fouied you can have fouied they can have fouied	I can have been fouiing you can have been fouiing he can have been fouiing we can have been fouiing you can have been fouiing they can have been fouiing

Negation

Simple form	V-ing form
I can't foui you can't foui he can't foui we can't foui you can't foui they can't foui	I can't be fouiing you can't be fouiing he can't be fouiing we can't be fouiing you can't be fouiing they can't be fouiing
Perfect	V-ing perfect
I can't have fouied you can't have fouied he can't have fouied we can't have fouied you can't have fouied they can't have fouied	I can't have been fouiing you can't have been fouiing he can't have been fouiing we can't have been fouiing you can't have been fouiing they can't have been fouiing

Interrogative form

Simple form	V-ing form
can I foui? can you foui? can he foui? can we foui? can you foui? can they foui?	can I be fouiing? can you be fouiing? can he be fouiing? can we be fouiing? can you be fouiing? can they be fouiing?
Perfect	V-ing perfect
can I have fouied? can you have fouied? can he have fouied? can we have fouied? can you have fouied? can they have fouied?	can I have been fouiing? can you have been fouiing? can he have been fouiing? can we have been fouiing? can you have been fouiing? can they have been fouiing?

Interro-negative form

Simple form	V-ing form
can't I foui? can't you foui? can't he foui? can't we foui? can't you foui? can't they foui?	can't I be fouiing? can't you be fouiing? can't he be fouiing? can't we be fouiing? can't you be fouiing? can't they be fouiing?
Perfect	V-ing perfect
can't I have fouied? can't you have fouied? can't he have fouied? can't we have fouied? can't you have fouied? can't they have fouied?	can't I have been fouiing? can't you have been fouiing? can't he have been fouiing? can't we have been fouiing? can't you have been fouiing? can't they have been fouiing?