must seclude
Regular verb: seclude - secluded- secluded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must seclude
you must seclude
she must seclude
we must seclude
you must seclude
they must seclude 	I must be secluding
you must be secluding
she must be secluding
we must be secluding
you must be secluding
they must be secluding	I must have secluded
you must have secluded
she must have secluded
we must have secluded
you must have secluded
they must have secluded	I must have been secluding
you must have been secluding
she must have been secluding
we must have been secluding
you must have been secluding
they must have been secluding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not seclude
you must not seclude
she must not seclude
we must not seclude
you must not seclude
they must not seclude 	I must not be secluding
you must not be secluding
she must not be secluding
we must not be secluding
you must not be secluding
they must not be secluding	I must not have secluded
you must not have secluded
she must not have secluded
we must not have secluded
you must not have secluded
they must not have secluded	I must not have been secluding
you must not have been secluding
she must not have been secluding
we must not have been secluding
you must not have been secluding
they must not have been secluding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I seclude?
must you seclude?
must she seclude?
must we seclude?
must you seclude?
must they seclude? 	must I be secluding?
must you be secluding?
must she be secluding?
must we be secluding?
must you be secluding?
must they be secluding? 	must I have secluded?
must you have secluded?
must she have secluded?
must we have secluded?
must you have secluded?
must they have secluded? 	must I have been secluding?
must you have been secluding?
must she have been secluding?
must we have been secluding?
must you have been secluding?
must they have been secluding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not seclude?
must you not seclude?
must she not seclude?
must we not seclude?
must you not seclude?
must they not seclude? 	must I not be secluding?
must you not be secluding?
must she not be secluding?
must we not be secluding?
must you not be secluding?
must they not be secluding? 	must I not have secluded?
must you not have secluded?
must she not have secluded?
must we not have secluded?
must you not have secluded?
must they not have secluded? 	must I not have been secluding?
must you not have been secluding?
must she not have been secluding?
must we not have been secluding?
must you not have been secluding?
must they not have been secluding?