must luteinize
Regular verb: luteinize - luteinized- luteinized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must luteinize
you must luteinize
he must luteinize
we must luteinize
you must luteinize
they must luteinize 	I must be luteinizing
you must be luteinizing
he must be luteinizing
we must be luteinizing
you must be luteinizing
they must be luteinizing	I must have luteinized
you must have luteinized
he must have luteinized
we must have luteinized
you must have luteinized
they must have luteinized	I must have been luteinizing
you must have been luteinizing
he must have been luteinizing
we must have been luteinizing
you must have been luteinizing
they must have been luteinizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't luteinize
you mustn't luteinize
he mustn't luteinize
we mustn't luteinize
you mustn't luteinize
they mustn't luteinize 	I mustn't be luteinizing
you mustn't be luteinizing
he mustn't be luteinizing
we mustn't be luteinizing
you mustn't be luteinizing
they mustn't be luteinizing	I mustn't have luteinized
you mustn't have luteinized
he mustn't have luteinized
we mustn't have luteinized
you mustn't have luteinized
they mustn't have luteinized	I mustn't have been luteinizing
you mustn't have been luteinizing
he mustn't have been luteinizing
we mustn't have been luteinizing
you mustn't have been luteinizing
they mustn't have been luteinizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I luteinize?
must you luteinize?
must he luteinize?
must we luteinize?
must you luteinize?
must they luteinize? 	must I be luteinizing?
must you be luteinizing?
must he be luteinizing?
must we be luteinizing?
must you be luteinizing?
must they be luteinizing? 	must I have luteinized?
must you have luteinized?
must he have luteinized?
must we have luteinized?
must you have luteinized?
must they have luteinized? 	must I have been luteinizing?
must you have been luteinizing?
must he have been luteinizing?
must we have been luteinizing?
must you have been luteinizing?
must they have been luteinizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I luteinize?
mustn't you luteinize?
mustn't he luteinize?
mustn't we luteinize?
mustn't you luteinize?
mustn't they luteinize? 	mustn't I be luteinizing?
mustn't you be luteinizing?
mustn't he be luteinizing?
mustn't we be luteinizing?
mustn't you be luteinizing?
mustn't they be luteinizing? 	mustn't I have luteinized?
mustn't you have luteinized?
mustn't he have luteinized?
mustn't we have luteinized?
mustn't you have luteinized?
mustn't they have luteinized? 	mustn't I have been luteinizing?
mustn't you have been luteinizing?
mustn't he have been luteinizing?
mustn't we have been luteinizing?
mustn't you have been luteinizing?
mustn't they have been luteinizing?