must interflow
Regular verb: interflow - interflowed- interflowed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must interflow
you must interflow
she must interflow
we must interflow
you must interflow
they must interflow 	I must be interflowing
you must be interflowing
she must be interflowing
we must be interflowing
you must be interflowing
they must be interflowing	I must have interflowed
you must have interflowed
she must have interflowed
we must have interflowed
you must have interflowed
they must have interflowed	I must have been interflowing
you must have been interflowing
she must have been interflowing
we must have been interflowing
you must have been interflowing
they must have been interflowing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not interflow
you must not interflow
she must not interflow
we must not interflow
you must not interflow
they must not interflow 	I must not be interflowing
you must not be interflowing
she must not be interflowing
we must not be interflowing
you must not be interflowing
they must not be interflowing	I must not have interflowed
you must not have interflowed
she must not have interflowed
we must not have interflowed
you must not have interflowed
they must not have interflowed	I must not have been interflowing
you must not have been interflowing
she must not have been interflowing
we must not have been interflowing
you must not have been interflowing
they must not have been interflowing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I interflow?
must you interflow?
must she interflow?
must we interflow?
must you interflow?
must they interflow? 	must I be interflowing?
must you be interflowing?
must she be interflowing?
must we be interflowing?
must you be interflowing?
must they be interflowing? 	must I have interflowed?
must you have interflowed?
must she have interflowed?
must we have interflowed?
must you have interflowed?
must they have interflowed? 	must I have been interflowing?
must you have been interflowing?
must she have been interflowing?
must we have been interflowing?
must you have been interflowing?
must they have been interflowing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not interflow?
must you not interflow?
must she not interflow?
must we not interflow?
must you not interflow?
must they not interflow? 	must I not be interflowing?
must you not be interflowing?
must she not be interflowing?
must we not be interflowing?
must you not be interflowing?
must they not be interflowing? 	must I not have interflowed?
must you not have interflowed?
must she not have interflowed?
must we not have interflowed?
must you not have interflowed?
must they not have interflowed? 	must I not have been interflowing?
must you not have been interflowing?
must she not have been interflowing?
must we not have been interflowing?
must you not have been interflowing?
must they not have been interflowing?