must interplant
Regular verb: interplant - interplanted- interplanted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must interplant
you must interplant
he must interplant
we must interplant
you must interplant
they must interplant 	I must be interplanting
you must be interplanting
he must be interplanting
we must be interplanting
you must be interplanting
they must be interplanting	I must have interplanted
you must have interplanted
he must have interplanted
we must have interplanted
you must have interplanted
they must have interplanted	I must have been interplanting
you must have been interplanting
he must have been interplanting
we must have been interplanting
you must have been interplanting
they must have been interplanting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not interplant
you must not interplant
he must not interplant
we must not interplant
you must not interplant
they must not interplant 	I must not be interplanting
you must not be interplanting
he must not be interplanting
we must not be interplanting
you must not be interplanting
they must not be interplanting	I must not have interplanted
you must not have interplanted
he must not have interplanted
we must not have interplanted
you must not have interplanted
they must not have interplanted	I must not have been interplanting
you must not have been interplanting
he must not have been interplanting
we must not have been interplanting
you must not have been interplanting
they must not have been interplanting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I interplant?
must you interplant?
must he interplant?
must we interplant?
must you interplant?
must they interplant? 	must I be interplanting?
must you be interplanting?
must he be interplanting?
must we be interplanting?
must you be interplanting?
must they be interplanting? 	must I have interplanted?
must you have interplanted?
must he have interplanted?
must we have interplanted?
must you have interplanted?
must they have interplanted? 	must I have been interplanting?
must you have been interplanting?
must he have been interplanting?
must we have been interplanting?
must you have been interplanting?
must they have been interplanting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not interplant?
must you not interplant?
must he not interplant?
must we not interplant?
must you not interplant?
must they not interplant? 	must I not be interplanting?
must you not be interplanting?
must he not be interplanting?
must we not be interplanting?
must you not be interplanting?
must they not be interplanting? 	must I not have interplanted?
must you not have interplanted?
must he not have interplanted?
must we not have interplanted?
must you not have interplanted?
must they not have interplanted? 	must I not have been interplanting?
must you not have been interplanting?
must he not have been interplanting?
must we not have been interplanting?
must you not have been interplanting?
must they not have been interplanting?