English verb conjugation
CAN XEROX

Regular verb: xerox - xeroxed - xeroxed

Affirmation

Simple form	V-ing form
I can xerox you can xerox he can xerox we can xerox you can xerox they can xerox	I can be xeroxing you can be xeroxing he can be xeroxing we can be xeroxing you can be xeroxing they can be xeroxing
Perfect	V-ing perfect
I can have xeroxed you can have xeroxed he can have xeroxed we can have xeroxed you can have xeroxed they can have xeroxed	I can have been xeroxing you can have been xeroxing he can have been xeroxing we can have been xeroxing you can have been xeroxing they can have been xeroxing

Negation

Simple form	V-ing form
I can't xerox you can't xerox he can't xerox we can't xerox you can't xerox they can't xerox	I can't be xeroxing you can't be xeroxing he can't be xeroxing we can't be xeroxing you can't be xeroxing they can't be xeroxing
Perfect	V-ing perfect
I can't have xeroxed you can't have xeroxed he can't have xeroxed we can't have xeroxed you can't have xeroxed they can't have xeroxed	I can't have been xeroxing you can't have been xeroxing he can't have been xeroxing we can't have been xeroxing you can't have been xeroxing they can't have been xeroxing

Interrogative form

Simple form	V-ing form
can I xerox? can you xerox? can he xerox? can we xerox? can you xerox? can they xerox?	can I be xeroxing? can you be xeroxing? can he be xeroxing? can we be xeroxing? can you be xeroxing? can they be xeroxing?
Perfect	V-ing perfect
can I have xeroxed? can you have xeroxed? can he have xeroxed? can we have xeroxed? can you have xeroxed? can they have xeroxed?	can I have been xeroxing? can you have been xeroxing? can he have been xeroxing? can we have been xeroxing? can you have been xeroxing? can they have been xeroxing?

Interro-negative form

Simple form	V-ing form
can't I xerox? can't you xerox? can't he xerox? can't we xerox? can't you xerox? can't they xerox?	can't I be xeroxing? can't you be xeroxing? can't he be xeroxing? can't we be xeroxing? can't you be xeroxing? can't they be xeroxing?
Perfect	V-ing perfect
can't I have xeroxed? can't you have xeroxed? can't he have xeroxed? can't we have xeroxed? can't you have xeroxed? can't they have xeroxed?	can't I have been xeroxing? can't you have been xeroxing? can't he have been xeroxing? can't we have been xeroxing? can't you have been xeroxing? can't they have been xeroxing?