must cab
Verbo regular: cab - cabed- cabed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must cab
you must cab
she must cab
we must cab
you must cab
they must cab 	I must be cabing
you must be cabing
she must be cabing
we must be cabing
you must be cabing
they must be cabing	I must have cabed
you must have cabed
she must have cabed
we must have cabed
you must have cabed
they must have cabed	I must have been cabing
you must have been cabing
she must have been cabing
we must have been cabing
you must have been cabing
they must have been cabing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not cab
you must not cab
she must not cab
we must not cab
you must not cab
they must not cab 	I must not be cabing
you must not be cabing
she must not be cabing
we must not be cabing
you must not be cabing
they must not be cabing	I must not have cabed
you must not have cabed
she must not have cabed
we must not have cabed
you must not have cabed
they must not have cabed	I must not have been cabing
you must not have been cabing
she must not have been cabing
we must not have been cabing
you must not have been cabing
they must not have been cabing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I cab?
must you cab?
must she cab?
must we cab?
must you cab?
must they cab? 	must I be cabing?
must you be cabing?
must she be cabing?
must we be cabing?
must you be cabing?
must they be cabing? 	must I have cabed?
must you have cabed?
must she have cabed?
must we have cabed?
must you have cabed?
must they have cabed? 	must I have been cabing?
must you have been cabing?
must she have been cabing?
must we have been cabing?
must you have been cabing?
must they have been cabing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not cab?
must you not cab?
must she not cab?
must we not cab?
must you not cab?
must they not cab? 	must I not be cabing?
must you not be cabing?
must she not be cabing?
must we not be cabing?
must you not be cabing?
must they not be cabing? 	must I not have cabed?
must you not have cabed?
must she not have cabed?
must we not have cabed?
must you not have cabed?
must they not have cabed? 	must I not have been cabing?
must you not have been cabing?
must she not have been cabing?
must we not have been cabing?
must you not have been cabing?
must they not have been cabing?