must corotate
Regular verb: corotate - corotated- corotated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must corotate
you must corotate
she must corotate
we must corotate
you must corotate
they must corotate 	I must be corotating
you must be corotating
she must be corotating
we must be corotating
you must be corotating
they must be corotating	I must have corotated
you must have corotated
she must have corotated
we must have corotated
you must have corotated
they must have corotated	I must have been corotating
you must have been corotating
she must have been corotating
we must have been corotating
you must have been corotating
they must have been corotating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't corotate
you mustn't corotate
she mustn't corotate
we mustn't corotate
you mustn't corotate
they mustn't corotate 	I mustn't be corotating
you mustn't be corotating
she mustn't be corotating
we mustn't be corotating
you mustn't be corotating
they mustn't be corotating	I mustn't have corotated
you mustn't have corotated
she mustn't have corotated
we mustn't have corotated
you mustn't have corotated
they mustn't have corotated	I mustn't have been corotating
you mustn't have been corotating
she mustn't have been corotating
we mustn't have been corotating
you mustn't have been corotating
they mustn't have been corotating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I corotate?
must you corotate?
must she corotate?
must we corotate?
must you corotate?
must they corotate? 	must I be corotating?
must you be corotating?
must she be corotating?
must we be corotating?
must you be corotating?
must they be corotating? 	must I have corotated?
must you have corotated?
must she have corotated?
must we have corotated?
must you have corotated?
must they have corotated? 	must I have been corotating?
must you have been corotating?
must she have been corotating?
must we have been corotating?
must you have been corotating?
must they have been corotating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I corotate?
mustn't you corotate?
mustn't she corotate?
mustn't we corotate?
mustn't you corotate?
mustn't they corotate? 	mustn't I be corotating?
mustn't you be corotating?
mustn't she be corotating?
mustn't we be corotating?
mustn't you be corotating?
mustn't they be corotating? 	mustn't I have corotated?
mustn't you have corotated?
mustn't she have corotated?
mustn't we have corotated?
mustn't you have corotated?
mustn't they have corotated? 	mustn't I have been corotating?
mustn't you have been corotating?
mustn't she have been corotating?
mustn't we have been corotating?
mustn't you have been corotating?
mustn't they have been corotating?