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 cannot package you cannot package she cannot package we cannot package you cannot package they cannot package
V-ing form
I cannot be packaging you cannot be packaging she cannot be packaging we cannot be packaging you cannot be packaging they cannot be packaging
Perfect
I cannot have packaged you cannot have packaged she cannot have packaged we cannot have packaged you cannot have packaged they cannot have packaged
V-ing perfect
I cannot have been packaging you cannot have been packaging she cannot have been packaging we cannot have been packaging you cannot have been packaging they cannot 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 I not package? can you not package? can she not package? can we not package? can you not package? can they not package?
V-ing form
can I not be packaging? can you not be packaging? can she not be packaging? can we not be packaging? can you not be packaging? can they not be packaging?
Perfect
can I not have packaged? can you not have packaged? can she not have packaged? can we not have packaged? can you not have packaged? can they not have packaged?
V-ing perfect
can I not have been packaging? can you not have been packaging? can she not have been packaging? can we not have been packaging? can you not have been packaging? can they not have been packaging?