English verb conjugation
CAN LITHOGRAPH

Regular verb: lithograph - lithographed - lithographed

Affirmation

Simple form	V-ing form
I can lithograph you can lithograph he can lithograph we can lithograph you can lithograph they can lithograph	I can be lithographing you can be lithographing he can be lithographing we can be lithographing you can be lithographing they can be lithographing
Perfect	V-ing perfect
I can have lithographed you can have lithographed he can have lithographed we can have lithographed you can have lithographed they can have lithographed	I can have been lithographing you can have been lithographing he can have been lithographing we can have been lithographing you can have been lithographing they can have been lithographing

Negation

Simple form	V-ing form
I can't lithograph you can't lithograph he can't lithograph we can't lithograph you can't lithograph they can't lithograph	I can't be lithographing you can't be lithographing he can't be lithographing we can't be lithographing you can't be lithographing they can't be lithographing
Perfect	V-ing perfect
I can't have lithographed you can't have lithographed he can't have lithographed we can't have lithographed you can't have lithographed they can't have lithographed	I can't have been lithographing you can't have been lithographing he can't have been lithographing we can't have been lithographing you can't have been lithographing they can't have been lithographing

Interrogative form

Simple form	V-ing form
can I lithograph? can you lithograph? can he lithograph? can we lithograph? can you lithograph? can they lithograph?	can I be lithographing? can you be lithographing? can he be lithographing? can we be lithographing? can you be lithographing? can they be lithographing?
Perfect	V-ing perfect
can I have lithographed? can you have lithographed? can he have lithographed? can we have lithographed? can you have lithographed? can they have lithographed?	can I have been lithographing? can you have been lithographing? can he have been lithographing? can we have been lithographing? can you have been lithographing? can they have been lithographing?

Interro-negative form

Simple form	V-ing form
can't I lithograph? can't you lithograph? can't he lithograph? can't we lithograph? can't you lithograph? can't they lithograph?	can't I be lithographing? can't you be lithographing? can't he be lithographing? can't we be lithographing? can't you be lithographing? can't they be lithographing?
Perfect	V-ing perfect
can't I have lithographed? can't you have lithographed? can't he have lithographed? can't we have lithographed? can't you have lithographed? can't they have lithographed?	can't I have been lithographing? can't you have been lithographing? can't he have been lithographing? can't we have been lithographing? can't you have been lithographing? can't they have been lithographing?