must flannel
Regular verb: flannel - flanneled- flanneled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must flannel
you must flannel
she must flannel
we must flannel
you must flannel
they must flannel 	I must be flanneling
you must be flanneling
she must be flanneling
we must be flanneling
you must be flanneling
they must be flanneling	I must have flanneled
you must have flanneled
she must have flanneled
we must have flanneled
you must have flanneled
they must have flanneled	I must have been flanneling
you must have been flanneling
she must have been flanneling
we must have been flanneling
you must have been flanneling
they must have been flanneling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't flannel
you mustn't flannel
she mustn't flannel
we mustn't flannel
you mustn't flannel
they mustn't flannel 	I mustn't be flanneling
you mustn't be flanneling
she mustn't be flanneling
we mustn't be flanneling
you mustn't be flanneling
they mustn't be flanneling	I mustn't have flanneled
you mustn't have flanneled
she mustn't have flanneled
we mustn't have flanneled
you mustn't have flanneled
they mustn't have flanneled	I mustn't have been flanneling
you mustn't have been flanneling
she mustn't have been flanneling
we mustn't have been flanneling
you mustn't have been flanneling
they mustn't have been flanneling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I flannel?
must you flannel?
must she flannel?
must we flannel?
must you flannel?
must they flannel? 	must I be flanneling?
must you be flanneling?
must she be flanneling?
must we be flanneling?
must you be flanneling?
must they be flanneling? 	must I have flanneled?
must you have flanneled?
must she have flanneled?
must we have flanneled?
must you have flanneled?
must they have flanneled? 	must I have been flanneling?
must you have been flanneling?
must she have been flanneling?
must we have been flanneling?
must you have been flanneling?
must they have been flanneling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I flannel?
mustn't you flannel?
mustn't she flannel?
mustn't we flannel?
mustn't you flannel?
mustn't they flannel? 	mustn't I be flanneling?
mustn't you be flanneling?
mustn't she be flanneling?
mustn't we be flanneling?
mustn't you be flanneling?
mustn't they be flanneling? 	mustn't I have flanneled?
mustn't you have flanneled?
mustn't she have flanneled?
mustn't we have flanneled?
mustn't you have flanneled?
mustn't they have flanneled? 	mustn't I have been flanneling?
mustn't you have been flanneling?
mustn't she have been flanneling?
mustn't we have been flanneling?
mustn't you have been flanneling?
mustn't they have been flanneling?