English verb conjugation
CAN COPY

Regular verb: copy - copied - copied

Affirmation

Simple form	V-ing form
I can copy you can copy she can copy we can copy you can copy they can copy	I can be copying you can be copying she can be copying we can be copying you can be copying they can be copying
Perfect	V-ing perfect
I can have copied you can have copied she can have copied we can have copied you can have copied they can have copied	I can have been copying you can have been copying she can have been copying we can have been copying you can have been copying they can have been copying

Negation

Simple form	V-ing form
I cannot copy you cannot copy she cannot copy we cannot copy you cannot copy they cannot copy	I cannot be copying you cannot be copying she cannot be copying we cannot be copying you cannot be copying they cannot be copying
Perfect	V-ing perfect
I cannot have copied you cannot have copied she cannot have copied we cannot have copied you cannot have copied they cannot have copied	I cannot have been copying you cannot have been copying she cannot have been copying we cannot have been copying you cannot have been copying they cannot have been copying

Interrogative form

Simple form	V-ing form
can I copy? can you copy? can she copy? can we copy? can you copy? can they copy?	can I be copying? can you be copying? can she be copying? can we be copying? can you be copying? can they be copying?
Perfect	V-ing perfect
can I have copied? can you have copied? can she have copied? can we have copied? can you have copied? can they have copied?	can I have been copying? can you have been copying? can she have been copying? can we have been copying? can you have been copying? can they have been copying?

Interro-negative form

Simple form	V-ing form
can I not copy? can you not copy? can she not copy? can we not copy? can you not copy? can they not copy?	can I not be copying? can you not be copying? can she not be copying? can we not be copying? can you not be copying? can they not be copying?
Perfect	V-ing perfect
can I not have copied? can you not have copied? can she not have copied? can we not have copied? can you not have copied? can they not have copied?	can I not have been copying? can you not have been copying? can she not have been copying? can we not have been copying? can you not have been copying? can they not have been copying?