English verb conjugation
CAN NEED

Regular verb: need - needed - needed

Affirmation

Simple form	V-ing form
I can need you can need he can need we can need you can need they can need	I can be needing you can be needing he can be needing we can be needing you can be needing they can be needing
Perfect	V-ing perfect
I can have needed you can have needed he can have needed we can have needed you can have needed they can have needed	I can have been needing you can have been needing he can have been needing we can have been needing you can have been needing they can have been needing

Negation

Simple form	V-ing form
I cannot need you cannot need he cannot need we cannot need you cannot need they cannot need	I cannot be needing you cannot be needing he cannot be needing we cannot be needing you cannot be needing they cannot be needing
Perfect	V-ing perfect
I cannot have needed you cannot have needed he cannot have needed we cannot have needed you cannot have needed they cannot have needed	I cannot have been needing you cannot have been needing he cannot have been needing we cannot have been needing you cannot have been needing they cannot have been needing

Interrogative form

Simple form	V-ing form
can I need? can you need? can he need? can we need? can you need? can they need?	can I be needing? can you be needing? can he be needing? can we be needing? can you be needing? can they be needing?
Perfect	V-ing perfect
can I have needed? can you have needed? can he have needed? can we have needed? can you have needed? can they have needed?	can I have been needing? can you have been needing? can he have been needing? can we have been needing? can you have been needing? can they have been needing?

Interro-negative form

Simple form	V-ing form
can I not need? can you not need? can he not need? can we not need? can you not need? can they not need?	can I not be needing? can you not be needing? can he not be needing? can we not be needing? can you not be needing? can they not be needing?
Perfect	V-ing perfect
can I not have needed? can you not have needed? can he not have needed? can we not have needed? can you not have needed? can they not have needed?	can I not have been needing? can you not have been needing? can he not have been needing? can we not have been needing? can you not have been needing? can they not have been needing?