must claw
Verbo regular: claw - clawed- clawed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must claw
you must claw
he must claw
we must claw
you must claw
they must claw 	I must be clawing
you must be clawing
he must be clawing
we must be clawing
you must be clawing
they must be clawing	I must have clawed
you must have clawed
he must have clawed
we must have clawed
you must have clawed
they must have clawed	I must have been clawing
you must have been clawing
he must have been clawing
we must have been clawing
you must have been clawing
they must have been clawing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't claw
you mustn't claw
he mustn't claw
we mustn't claw
you mustn't claw
they mustn't claw 	I mustn't be clawing
you mustn't be clawing
he mustn't be clawing
we mustn't be clawing
you mustn't be clawing
they mustn't be clawing	I mustn't have clawed
you mustn't have clawed
he mustn't have clawed
we mustn't have clawed
you mustn't have clawed
they mustn't have clawed	I mustn't have been clawing
you mustn't have been clawing
he mustn't have been clawing
we mustn't have been clawing
you mustn't have been clawing
they mustn't have been clawing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I claw?
must you claw?
must he claw?
must we claw?
must you claw?
must they claw? 	must I be clawing?
must you be clawing?
must he be clawing?
must we be clawing?
must you be clawing?
must they be clawing? 	must I have clawed?
must you have clawed?
must he have clawed?
must we have clawed?
must you have clawed?
must they have clawed? 	must I have been clawing?
must you have been clawing?
must he have been clawing?
must we have been clawing?
must you have been clawing?
must they have been clawing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I claw?
mustn't you claw?
mustn't he claw?
mustn't we claw?
mustn't you claw?
mustn't they claw? 	mustn't I be clawing?
mustn't you be clawing?
mustn't he be clawing?
mustn't we be clawing?
mustn't you be clawing?
mustn't they be clawing? 	mustn't I have clawed?
mustn't you have clawed?
mustn't he have clawed?
mustn't we have clawed?
mustn't you have clawed?
mustn't they have clawed? 	mustn't I have been clawing?
mustn't you have been clawing?
mustn't he have been clawing?
mustn't we have been clawing?
mustn't you have been clawing?
mustn't they have been clawing?