must obligate
Regular verb: obligate - obligated- obligated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must obligate
you must obligate
she must obligate
we must obligate
you must obligate
they must obligate 	I must be obligating
you must be obligating
she must be obligating
we must be obligating
you must be obligating
they must be obligating	I must have obligated
you must have obligated
she must have obligated
we must have obligated
you must have obligated
they must have obligated	I must have been obligating
you must have been obligating
she must have been obligating
we must have been obligating
you must have been obligating
they must have been obligating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't obligate
you mustn't obligate
she mustn't obligate
we mustn't obligate
you mustn't obligate
they mustn't obligate 	I mustn't be obligating
you mustn't be obligating
she mustn't be obligating
we mustn't be obligating
you mustn't be obligating
they mustn't be obligating	I mustn't have obligated
you mustn't have obligated
she mustn't have obligated
we mustn't have obligated
you mustn't have obligated
they mustn't have obligated	I mustn't have been obligating
you mustn't have been obligating
she mustn't have been obligating
we mustn't have been obligating
you mustn't have been obligating
they mustn't have been obligating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I obligate?
must you obligate?
must she obligate?
must we obligate?
must you obligate?
must they obligate? 	must I be obligating?
must you be obligating?
must she be obligating?
must we be obligating?
must you be obligating?
must they be obligating? 	must I have obligated?
must you have obligated?
must she have obligated?
must we have obligated?
must you have obligated?
must they have obligated? 	must I have been obligating?
must you have been obligating?
must she have been obligating?
must we have been obligating?
must you have been obligating?
must they have been obligating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I obligate?
mustn't you obligate?
mustn't she obligate?
mustn't we obligate?
mustn't you obligate?
mustn't they obligate? 	mustn't I be obligating?
mustn't you be obligating?
mustn't she be obligating?
mustn't we be obligating?
mustn't you be obligating?
mustn't they be obligating? 	mustn't I have obligated?
mustn't you have obligated?
mustn't she have obligated?
mustn't we have obligated?
mustn't you have obligated?
mustn't they have obligated? 	mustn't I have been obligating?
mustn't you have been obligating?
mustn't she have been obligating?
mustn't we have been obligating?
mustn't you have been obligating?
mustn't they have been obligating?