must sharp
Verbo regular: sharp - sharped- sharped

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must sharp
you must sharp
he must sharp
we must sharp
you must sharp
they must sharp 	I must be sharping
you must be sharping
he must be sharping
we must be sharping
you must be sharping
they must be sharping	I must have sharped
you must have sharped
he must have sharped
we must have sharped
you must have sharped
they must have sharped	I must have been sharping
you must have been sharping
he must have been sharping
we must have been sharping
you must have been sharping
they must have been sharping	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't sharp
you mustn't sharp
he mustn't sharp
we mustn't sharp
you mustn't sharp
they mustn't sharp 	I mustn't be sharping
you mustn't be sharping
he mustn't be sharping
we mustn't be sharping
you mustn't be sharping
they mustn't be sharping	I mustn't have sharped
you mustn't have sharped
he mustn't have sharped
we mustn't have sharped
you mustn't have sharped
they mustn't have sharped	I mustn't have been sharping
you mustn't have been sharping
he mustn't have been sharping
we mustn't have been sharping
you mustn't have been sharping
they mustn't have been sharping	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I sharp?
must you sharp?
must he sharp?
must we sharp?
must you sharp?
must they sharp? 	must I be sharping?
must you be sharping?
must he be sharping?
must we be sharping?
must you be sharping?
must they be sharping? 	must I have sharped?
must you have sharped?
must he have sharped?
must we have sharped?
must you have sharped?
must they have sharped? 	must I have been sharping?
must you have been sharping?
must he have been sharping?
must we have been sharping?
must you have been sharping?
must they have been sharping? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I sharp?
mustn't you sharp?
mustn't he sharp?
mustn't we sharp?
mustn't you sharp?
mustn't they sharp? 	mustn't I be sharping?
mustn't you be sharping?
mustn't he be sharping?
mustn't we be sharping?
mustn't you be sharping?
mustn't they be sharping? 	mustn't I have sharped?
mustn't you have sharped?
mustn't he have sharped?
mustn't we have sharped?
mustn't you have sharped?
mustn't they have sharped? 	mustn't I have been sharping?
mustn't you have been sharping?
mustn't he have been sharping?
mustn't we have been sharping?
mustn't you have been sharping?
mustn't they have been sharping?