must explant
Regular verb: explant - explanted- explanted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must explant
you must explant
he must explant
we must explant
you must explant
they must explant 	I must be explanting
you must be explanting
he must be explanting
we must be explanting
you must be explanting
they must be explanting	I must have explanted
you must have explanted
he must have explanted
we must have explanted
you must have explanted
they must have explanted	I must have been explanting
you must have been explanting
he must have been explanting
we must have been explanting
you must have been explanting
they must have been explanting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't explant
you mustn't explant
he mustn't explant
we mustn't explant
you mustn't explant
they mustn't explant 	I mustn't be explanting
you mustn't be explanting
he mustn't be explanting
we mustn't be explanting
you mustn't be explanting
they mustn't be explanting	I mustn't have explanted
you mustn't have explanted
he mustn't have explanted
we mustn't have explanted
you mustn't have explanted
they mustn't have explanted	I mustn't have been explanting
you mustn't have been explanting
he mustn't have been explanting
we mustn't have been explanting
you mustn't have been explanting
they mustn't have been explanting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I explant?
must you explant?
must he explant?
must we explant?
must you explant?
must they explant? 	must I be explanting?
must you be explanting?
must he be explanting?
must we be explanting?
must you be explanting?
must they be explanting? 	must I have explanted?
must you have explanted?
must he have explanted?
must we have explanted?
must you have explanted?
must they have explanted? 	must I have been explanting?
must you have been explanting?
must he have been explanting?
must we have been explanting?
must you have been explanting?
must they have been explanting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I explant?
mustn't you explant?
mustn't he explant?
mustn't we explant?
mustn't you explant?
mustn't they explant? 	mustn't I be explanting?
mustn't you be explanting?
mustn't he be explanting?
mustn't we be explanting?
mustn't you be explanting?
mustn't they be explanting? 	mustn't I have explanted?
mustn't you have explanted?
mustn't he have explanted?
mustn't we have explanted?
mustn't you have explanted?
mustn't they have explanted? 	mustn't I have been explanting?
mustn't you have been explanting?
mustn't he have been explanting?
mustn't we have been explanting?
mustn't you have been explanting?
mustn't they have been explanting?