must rag
Verbo regular: rag - ragged- ragged

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must rag
you must rag
she must rag
we must rag
you must rag
they must rag 	I must be ragging
you must be ragging
she must be ragging
we must be ragging
you must be ragging
they must be ragging	I must have ragged
you must have ragged
she must have ragged
we must have ragged
you must have ragged
they must have ragged	I must have been ragging
you must have been ragging
she must have been ragging
we must have been ragging
you must have been ragging
they must have been ragging	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not rag
you must not rag
she must not rag
we must not rag
you must not rag
they must not rag 	I must not be ragging
you must not be ragging
she must not be ragging
we must not be ragging
you must not be ragging
they must not be ragging	I must not have ragged
you must not have ragged
she must not have ragged
we must not have ragged
you must not have ragged
they must not have ragged	I must not have been ragging
you must not have been ragging
she must not have been ragging
we must not have been ragging
you must not have been ragging
they must not have been ragging	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I rag?
must you rag?
must she rag?
must we rag?
must you rag?
must they rag? 	must I be ragging?
must you be ragging?
must she be ragging?
must we be ragging?
must you be ragging?
must they be ragging? 	must I have ragged?
must you have ragged?
must she have ragged?
must we have ragged?
must you have ragged?
must they have ragged? 	must I have been ragging?
must you have been ragging?
must she have been ragging?
must we have been ragging?
must you have been ragging?
must they have been ragging? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not rag?
must you not rag?
must she not rag?
must we not rag?
must you not rag?
must they not rag? 	must I not be ragging?
must you not be ragging?
must she not be ragging?
must we not be ragging?
must you not be ragging?
must they not be ragging? 	must I not have ragged?
must you not have ragged?
must she not have ragged?
must we not have ragged?
must you not have ragged?
must they not have ragged? 	must I not have been ragging?
must you not have been ragging?
must she not have been ragging?
must we not have been ragging?
must you not have been ragging?
must they not have been ragging?