must pretaste
Regular verb: pretaste - pretasted- pretasted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must pretaste
you must pretaste
she must pretaste
we must pretaste
you must pretaste
they must pretaste 	I must be pretasting
you must be pretasting
she must be pretasting
we must be pretasting
you must be pretasting
they must be pretasting	I must have pretasted
you must have pretasted
she must have pretasted
we must have pretasted
you must have pretasted
they must have pretasted	I must have been pretasting
you must have been pretasting
she must have been pretasting
we must have been pretasting
you must have been pretasting
they must have been pretasting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't pretaste
you mustn't pretaste
she mustn't pretaste
we mustn't pretaste
you mustn't pretaste
they mustn't pretaste 	I mustn't be pretasting
you mustn't be pretasting
she mustn't be pretasting
we mustn't be pretasting
you mustn't be pretasting
they mustn't be pretasting	I mustn't have pretasted
you mustn't have pretasted
she mustn't have pretasted
we mustn't have pretasted
you mustn't have pretasted
they mustn't have pretasted	I mustn't have been pretasting
you mustn't have been pretasting
she mustn't have been pretasting
we mustn't have been pretasting
you mustn't have been pretasting
they mustn't have been pretasting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I pretaste?
must you pretaste?
must she pretaste?
must we pretaste?
must you pretaste?
must they pretaste? 	must I be pretasting?
must you be pretasting?
must she be pretasting?
must we be pretasting?
must you be pretasting?
must they be pretasting? 	must I have pretasted?
must you have pretasted?
must she have pretasted?
must we have pretasted?
must you have pretasted?
must they have pretasted? 	must I have been pretasting?
must you have been pretasting?
must she have been pretasting?
must we have been pretasting?
must you have been pretasting?
must they have been pretasting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I pretaste?
mustn't you pretaste?
mustn't she pretaste?
mustn't we pretaste?
mustn't you pretaste?
mustn't they pretaste? 	mustn't I be pretasting?
mustn't you be pretasting?
mustn't she be pretasting?
mustn't we be pretasting?
mustn't you be pretasting?
mustn't they be pretasting? 	mustn't I have pretasted?
mustn't you have pretasted?
mustn't she have pretasted?
mustn't we have pretasted?
mustn't you have pretasted?
mustn't they have pretasted? 	mustn't I have been pretasting?
mustn't you have been pretasting?
mustn't she have been pretasting?
mustn't we have been pretasting?
mustn't you have been pretasting?
mustn't they have been pretasting?