must scat
Verbo regular: scat - scatted- scatted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must scat
you must scat
he must scat
we must scat
you must scat
they must scat 	I must be scatting
you must be scatting
he must be scatting
we must be scatting
you must be scatting
they must be scatting	I must have scatted
you must have scatted
he must have scatted
we must have scatted
you must have scatted
they must have scatted	I must have been scatting
you must have been scatting
he must have been scatting
we must have been scatting
you must have been scatting
they must have been scatting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not scat
you must not scat
he must not scat
we must not scat
you must not scat
they must not scat 	I must not be scatting
you must not be scatting
he must not be scatting
we must not be scatting
you must not be scatting
they must not be scatting	I must not have scatted
you must not have scatted
he must not have scatted
we must not have scatted
you must not have scatted
they must not have scatted	I must not have been scatting
you must not have been scatting
he must not have been scatting
we must not have been scatting
you must not have been scatting
they must not have been scatting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I scat?
must you scat?
must he scat?
must we scat?
must you scat?
must they scat? 	must I be scatting?
must you be scatting?
must he be scatting?
must we be scatting?
must you be scatting?
must they be scatting? 	must I have scatted?
must you have scatted?
must he have scatted?
must we have scatted?
must you have scatted?
must they have scatted? 	must I have been scatting?
must you have been scatting?
must he have been scatting?
must we have been scatting?
must you have been scatting?
must they have been scatting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not scat?
must you not scat?
must he not scat?
must we not scat?
must you not scat?
must they not scat? 	must I not be scatting?
must you not be scatting?
must he not be scatting?
must we not be scatting?
must you not be scatting?
must they not be scatting? 	must I not have scatted?
must you not have scatted?
must he not have scatted?
must we not have scatted?
must you not have scatted?
must they not have scatted? 	must I not have been scatting?
must you not have been scatting?
must he not have been scatting?
must we not have been scatting?
must you not have been scatting?
must they not have been scatting?