I can package you can package she can package we can package you can package they can package
V-ing form
I can be packaging you can be packaging she can be packaging we can be packaging you can be packaging they can be packaging
Perfect
I can have packaged you can have packaged she can have packaged we can have packaged you can have packaged they can have packaged
V-ing perfect
I can have been packaging you can have been packaging she can have been packaging we can have been packaging you can have been packaging they can have been packaging
Negation
Simple form
I can't package you can't package she can't package we can't package you can't package they can't package
V-ing form
I can't be packaging you can't be packaging she can't be packaging we can't be packaging you can't be packaging they can't be packaging
Perfect
I can't have packaged you can't have packaged she can't have packaged we can't have packaged you can't have packaged they can't have packaged
V-ing perfect
I can't have been packaging you can't have been packaging she can't have been packaging we can't have been packaging you can't have been packaging they can't have been packaging
Interrogative form
Simple form
can I package? can you package? can she package? can we package? can you package? can they package?
V-ing form
can I be packaging? can you be packaging? can she be packaging? can we be packaging? can you be packaging? can they be packaging?
Perfect
can I have packaged? can you have packaged? can she have packaged? can we have packaged? can you have packaged? can they have packaged?
V-ing perfect
can I have been packaging? can you have been packaging? can she have been packaging? can we have been packaging? can you have been packaging? can they have been packaging?
Interro-negative form
Simple form
can't I package? can't you package? can't she package? can't we package? can't you package? can't they package?
V-ing form
can't I be packaging? can't you be packaging? can't she be packaging? can't we be packaging? can't you be packaging? can't they be packaging?
Perfect
can't I have packaged? can't you have packaged? can't she have packaged? can't we have packaged? can't you have packaged? can't they have packaged?
V-ing perfect
can't I have been packaging? can't you have been packaging? can't she have been packaging? can't we have been packaging? can't you have been packaging? can't they have been packaging?