English verb conjugation
CAN FOX

Regular verb: fox - foxed - foxed

Affirmation

Simple form	V-ing form
I can fox you can fox he can fox we can fox you can fox they can fox	I can be foxing you can be foxing he can be foxing we can be foxing you can be foxing they can be foxing
Perfect	V-ing perfect
I can have foxed you can have foxed he can have foxed we can have foxed you can have foxed they can have foxed	I can have been foxing you can have been foxing he can have been foxing we can have been foxing you can have been foxing they can have been foxing

Negation

Simple form	V-ing form
I can't fox you can't fox he can't fox we can't fox you can't fox they can't fox	I can't be foxing you can't be foxing he can't be foxing we can't be foxing you can't be foxing they can't be foxing
Perfect	V-ing perfect
I can't have foxed you can't have foxed he can't have foxed we can't have foxed you can't have foxed they can't have foxed	I can't have been foxing you can't have been foxing he can't have been foxing we can't have been foxing you can't have been foxing they can't have been foxing

Interrogative form

Simple form	V-ing form
can I fox? can you fox? can he fox? can we fox? can you fox? can they fox?	can I be foxing? can you be foxing? can he be foxing? can we be foxing? can you be foxing? can they be foxing?
Perfect	V-ing perfect
can I have foxed? can you have foxed? can he have foxed? can we have foxed? can you have foxed? can they have foxed?	can I have been foxing? can you have been foxing? can he have been foxing? can we have been foxing? can you have been foxing? can they have been foxing?

Interro-negative form

Simple form	V-ing form
can't I fox? can't you fox? can't he fox? can't we fox? can't you fox? can't they fox?	can't I be foxing? can't you be foxing? can't he be foxing? can't we be foxing? can't you be foxing? can't they be foxing?
Perfect	V-ing perfect
can't I have foxed? can't you have foxed? can't he have foxed? can't we have foxed? can't you have foxed? can't they have foxed?	can't I have been foxing? can't you have been foxing? can't he have been foxing? can't we have been foxing? can't you have been foxing? can't they have been foxing?