must blench
Verbo regular: blench - blenched- blenched

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must blench
you must blench
he must blench
we must blench
you must blench
they must blench 	I must be blenching
you must be blenching
he must be blenching
we must be blenching
you must be blenching
they must be blenching	I must have blenched
you must have blenched
he must have blenched
we must have blenched
you must have blenched
they must have blenched	I must have been blenching
you must have been blenching
he must have been blenching
we must have been blenching
you must have been blenching
they must have been blenching	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't blench
you mustn't blench
he mustn't blench
we mustn't blench
you mustn't blench
they mustn't blench 	I mustn't be blenching
you mustn't be blenching
he mustn't be blenching
we mustn't be blenching
you mustn't be blenching
they mustn't be blenching	I mustn't have blenched
you mustn't have blenched
he mustn't have blenched
we mustn't have blenched
you mustn't have blenched
they mustn't have blenched	I mustn't have been blenching
you mustn't have been blenching
he mustn't have been blenching
we mustn't have been blenching
you mustn't have been blenching
they mustn't have been blenching	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I blench?
must you blench?
must he blench?
must we blench?
must you blench?
must they blench? 	must I be blenching?
must you be blenching?
must he be blenching?
must we be blenching?
must you be blenching?
must they be blenching? 	must I have blenched?
must you have blenched?
must he have blenched?
must we have blenched?
must you have blenched?
must they have blenched? 	must I have been blenching?
must you have been blenching?
must he have been blenching?
must we have been blenching?
must you have been blenching?
must they have been blenching? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I blench?
mustn't you blench?
mustn't he blench?
mustn't we blench?
mustn't you blench?
mustn't they blench? 	mustn't I be blenching?
mustn't you be blenching?
mustn't he be blenching?
mustn't we be blenching?
mustn't you be blenching?
mustn't they be blenching? 	mustn't I have blenched?
mustn't you have blenched?
mustn't he have blenched?
mustn't we have blenched?
mustn't you have blenched?
mustn't they have blenched? 	mustn't I have been blenching?
mustn't you have been blenching?
mustn't he have been blenching?
mustn't we have been blenching?
mustn't you have been blenching?
mustn't they have been blenching?