must escalade
Verbo regular: escalade - escaladed- escaladed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must escalade
you must escalade
he must escalade
we must escalade
you must escalade
they must escalade 	I must be escalading
you must be escalading
he must be escalading
we must be escalading
you must be escalading
they must be escalading	I must have escaladed
you must have escaladed
he must have escaladed
we must have escaladed
you must have escaladed
they must have escaladed	I must have been escalading
you must have been escalading
he must have been escalading
we must have been escalading
you must have been escalading
they must have been escalading	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't escalade
you mustn't escalade
he mustn't escalade
we mustn't escalade
you mustn't escalade
they mustn't escalade 	I mustn't be escalading
you mustn't be escalading
he mustn't be escalading
we mustn't be escalading
you mustn't be escalading
they mustn't be escalading	I mustn't have escaladed
you mustn't have escaladed
he mustn't have escaladed
we mustn't have escaladed
you mustn't have escaladed
they mustn't have escaladed	I mustn't have been escalading
you mustn't have been escalading
he mustn't have been escalading
we mustn't have been escalading
you mustn't have been escalading
they mustn't have been escalading	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I escalade?
must you escalade?
must he escalade?
must we escalade?
must you escalade?
must they escalade? 	must I be escalading?
must you be escalading?
must he be escalading?
must we be escalading?
must you be escalading?
must they be escalading? 	must I have escaladed?
must you have escaladed?
must he have escaladed?
must we have escaladed?
must you have escaladed?
must they have escaladed? 	must I have been escalading?
must you have been escalading?
must he have been escalading?
must we have been escalading?
must you have been escalading?
must they have been escalading? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I escalade?
mustn't you escalade?
mustn't he escalade?
mustn't we escalade?
mustn't you escalade?
mustn't they escalade? 	mustn't I be escalading?
mustn't you be escalading?
mustn't he be escalading?
mustn't we be escalading?
mustn't you be escalading?
mustn't they be escalading? 	mustn't I have escaladed?
mustn't you have escaladed?
mustn't he have escaladed?
mustn't we have escaladed?
mustn't you have escaladed?
mustn't they have escaladed? 	mustn't I have been escalading?
mustn't you have been escalading?
mustn't he have been escalading?
mustn't we have been escalading?
mustn't you have been escalading?
mustn't they have been escalading?