must procreate
Regular verb: procreate - procreated- procreated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must procreate
you must procreate
she must procreate
we must procreate
you must procreate
they must procreate 	I must be procreating
you must be procreating
she must be procreating
we must be procreating
you must be procreating
they must be procreating	I must have procreated
you must have procreated
she must have procreated
we must have procreated
you must have procreated
they must have procreated	I must have been procreating
you must have been procreating
she must have been procreating
we must have been procreating
you must have been procreating
they must have been procreating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't procreate
you mustn't procreate
she mustn't procreate
we mustn't procreate
you mustn't procreate
they mustn't procreate 	I mustn't be procreating
you mustn't be procreating
she mustn't be procreating
we mustn't be procreating
you mustn't be procreating
they mustn't be procreating	I mustn't have procreated
you mustn't have procreated
she mustn't have procreated
we mustn't have procreated
you mustn't have procreated
they mustn't have procreated	I mustn't have been procreating
you mustn't have been procreating
she mustn't have been procreating
we mustn't have been procreating
you mustn't have been procreating
they mustn't have been procreating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I procreate?
must you procreate?
must she procreate?
must we procreate?
must you procreate?
must they procreate? 	must I be procreating?
must you be procreating?
must she be procreating?
must we be procreating?
must you be procreating?
must they be procreating? 	must I have procreated?
must you have procreated?
must she have procreated?
must we have procreated?
must you have procreated?
must they have procreated? 	must I have been procreating?
must you have been procreating?
must she have been procreating?
must we have been procreating?
must you have been procreating?
must they have been procreating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I procreate?
mustn't you procreate?
mustn't she procreate?
mustn't we procreate?
mustn't you procreate?
mustn't they procreate? 	mustn't I be procreating?
mustn't you be procreating?
mustn't she be procreating?
mustn't we be procreating?
mustn't you be procreating?
mustn't they be procreating? 	mustn't I have procreated?
mustn't you have procreated?
mustn't she have procreated?
mustn't we have procreated?
mustn't you have procreated?
mustn't they have procreated? 	mustn't I have been procreating?
mustn't you have been procreating?
mustn't she have been procreating?
mustn't we have been procreating?
mustn't you have been procreating?
mustn't they have been procreating?