must scuttle
Verbo regular: scuttle - scuttled- scuttled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must scuttle
you must scuttle
he must scuttle
we must scuttle
you must scuttle
they must scuttle 	I must be scuttling
you must be scuttling
he must be scuttling
we must be scuttling
you must be scuttling
they must be scuttling	I must have scuttled
you must have scuttled
he must have scuttled
we must have scuttled
you must have scuttled
they must have scuttled	I must have been scuttling
you must have been scuttling
he must have been scuttling
we must have been scuttling
you must have been scuttling
they must have been scuttling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't scuttle
you mustn't scuttle
he mustn't scuttle
we mustn't scuttle
you mustn't scuttle
they mustn't scuttle 	I mustn't be scuttling
you mustn't be scuttling
he mustn't be scuttling
we mustn't be scuttling
you mustn't be scuttling
they mustn't be scuttling	I mustn't have scuttled
you mustn't have scuttled
he mustn't have scuttled
we mustn't have scuttled
you mustn't have scuttled
they mustn't have scuttled	I mustn't have been scuttling
you mustn't have been scuttling
he mustn't have been scuttling
we mustn't have been scuttling
you mustn't have been scuttling
they mustn't have been scuttling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I scuttle?
must you scuttle?
must he scuttle?
must we scuttle?
must you scuttle?
must they scuttle? 	must I be scuttling?
must you be scuttling?
must he be scuttling?
must we be scuttling?
must you be scuttling?
must they be scuttling? 	must I have scuttled?
must you have scuttled?
must he have scuttled?
must we have scuttled?
must you have scuttled?
must they have scuttled? 	must I have been scuttling?
must you have been scuttling?
must he have been scuttling?
must we have been scuttling?
must you have been scuttling?
must they have been scuttling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I scuttle?
mustn't you scuttle?
mustn't he scuttle?
mustn't we scuttle?
mustn't you scuttle?
mustn't they scuttle? 	mustn't I be scuttling?
mustn't you be scuttling?
mustn't he be scuttling?
mustn't we be scuttling?
mustn't you be scuttling?
mustn't they be scuttling? 	mustn't I have scuttled?
mustn't you have scuttled?
mustn't he have scuttled?
mustn't we have scuttled?
mustn't you have scuttled?
mustn't they have scuttled? 	mustn't I have been scuttling?
mustn't you have been scuttling?
mustn't he have been scuttling?
mustn't we have been scuttling?
mustn't you have been scuttling?
mustn't they have been scuttling?