must federate
Regular verb: federate - federated- federated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must federate
you must federate
she must federate
we must federate
you must federate
they must federate 	I must be federating
you must be federating
she must be federating
we must be federating
you must be federating
they must be federating	I must have federated
you must have federated
she must have federated
we must have federated
you must have federated
they must have federated	I must have been federating
you must have been federating
she must have been federating
we must have been federating
you must have been federating
they must have been federating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't federate
you mustn't federate
she mustn't federate
we mustn't federate
you mustn't federate
they mustn't federate 	I mustn't be federating
you mustn't be federating
she mustn't be federating
we mustn't be federating
you mustn't be federating
they mustn't be federating	I mustn't have federated
you mustn't have federated
she mustn't have federated
we mustn't have federated
you mustn't have federated
they mustn't have federated	I mustn't have been federating
you mustn't have been federating
she mustn't have been federating
we mustn't have been federating
you mustn't have been federating
they mustn't have been federating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I federate?
must you federate?
must she federate?
must we federate?
must you federate?
must they federate? 	must I be federating?
must you be federating?
must she be federating?
must we be federating?
must you be federating?
must they be federating? 	must I have federated?
must you have federated?
must she have federated?
must we have federated?
must you have federated?
must they have federated? 	must I have been federating?
must you have been federating?
must she have been federating?
must we have been federating?
must you have been federating?
must they have been federating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I federate?
mustn't you federate?
mustn't she federate?
mustn't we federate?
mustn't you federate?
mustn't they federate? 	mustn't I be federating?
mustn't you be federating?
mustn't she be federating?
mustn't we be federating?
mustn't you be federating?
mustn't they be federating? 	mustn't I have federated?
mustn't you have federated?
mustn't she have federated?
mustn't we have federated?
mustn't you have federated?
mustn't they have federated? 	mustn't I have been federating?
mustn't you have been federating?
mustn't she have been federating?
mustn't we have been federating?
mustn't you have been federating?
mustn't they have been federating?