English verb conjugation
CAN FOX

Regular verb: fox - foxed - foxed

Affirmation

Simple form	V-ing form
I can fox you can fox she can fox we can fox you can fox they can fox	I can be foxing you can be foxing she 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 she 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 she 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 she 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 she 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 she 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 she 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 she fox? can we fox? can you fox? can they fox?	can I be foxing? can you be foxing? can she 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 she 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 she 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 she 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 she 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 she 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 she have been foxing? can't we have been foxing? can't you have been foxing? can't they have been foxing?