must blindfold
Regular verb: blindfold - blindfolded- blindfolded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must blindfold
you must blindfold
she must blindfold
we must blindfold
you must blindfold
they must blindfold 	I must be blindfolding
you must be blindfolding
she must be blindfolding
we must be blindfolding
you must be blindfolding
they must be blindfolding	I must have blindfolded
you must have blindfolded
she must have blindfolded
we must have blindfolded
you must have blindfolded
they must have blindfolded	I must have been blindfolding
you must have been blindfolding
she must have been blindfolding
we must have been blindfolding
you must have been blindfolding
they must have been blindfolding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not blindfold
you must not blindfold
she must not blindfold
we must not blindfold
you must not blindfold
they must not blindfold 	I must not be blindfolding
you must not be blindfolding
she must not be blindfolding
we must not be blindfolding
you must not be blindfolding
they must not be blindfolding	I must not have blindfolded
you must not have blindfolded
she must not have blindfolded
we must not have blindfolded
you must not have blindfolded
they must not have blindfolded	I must not have been blindfolding
you must not have been blindfolding
she must not have been blindfolding
we must not have been blindfolding
you must not have been blindfolding
they must not have been blindfolding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I blindfold?
must you blindfold?
must she blindfold?
must we blindfold?
must you blindfold?
must they blindfold? 	must I be blindfolding?
must you be blindfolding?
must she be blindfolding?
must we be blindfolding?
must you be blindfolding?
must they be blindfolding? 	must I have blindfolded?
must you have blindfolded?
must she have blindfolded?
must we have blindfolded?
must you have blindfolded?
must they have blindfolded? 	must I have been blindfolding?
must you have been blindfolding?
must she have been blindfolding?
must we have been blindfolding?
must you have been blindfolding?
must they have been blindfolding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not blindfold?
must you not blindfold?
must she not blindfold?
must we not blindfold?
must you not blindfold?
must they not blindfold? 	must I not be blindfolding?
must you not be blindfolding?
must she not be blindfolding?
must we not be blindfolding?
must you not be blindfolding?
must they not be blindfolding? 	must I not have blindfolded?
must you not have blindfolded?
must she not have blindfolded?
must we not have blindfolded?
must you not have blindfolded?
must they not have blindfolded? 	must I not have been blindfolding?
must you not have been blindfolding?
must she not have been blindfolding?
must we not have been blindfolding?
must you not have been blindfolding?
must they not have been blindfolding?