must need
Regular verb: need - needed- needed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must need
you must need
she must need
we must need
you must need
they must need 	I must be needing
you must be needing
she must be needing
we must be needing
you must be needing
they must be needing	I must have needed
you must have needed
she must have needed
we must have needed
you must have needed
they must have needed	I must have been needing
you must have been needing
she must have been needing
we must have been needing
you must have been needing
they must have been needing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not need
you must not need
she must not need
we must not need
you must not need
they must not need 	I must not be needing
you must not be needing
she must not be needing
we must not be needing
you must not be needing
they must not be needing	I must not have needed
you must not have needed
she must not have needed
we must not have needed
you must not have needed
they must not have needed	I must not have been needing
you must not have been needing
she must not have been needing
we must not have been needing
you must not have been needing
they must not have been needing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I need?
must you need?
must she need?
must we need?
must you need?
must they need? 	must I be needing?
must you be needing?
must she be needing?
must we be needing?
must you be needing?
must they be needing? 	must I have needed?
must you have needed?
must she have needed?
must we have needed?
must you have needed?
must they have needed? 	must I have been needing?
must you have been needing?
must she have been needing?
must we have been needing?
must you have been needing?
must they have been needing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not need?
must you not need?
must she not need?
must we not need?
must you not need?
must they not need? 	must I not be needing?
must you not be needing?
must she not be needing?
must we not be needing?
must you not be needing?
must they not be needing? 	must I not have needed?
must you not have needed?
must she not have needed?
must we not have needed?
must you not have needed?
must they not have needed? 	must I not have been needing?
must you not have been needing?
must she not have been needing?
must we not have been needing?
must you not have been needing?
must they not have been needing?