must chagrin
Verbo regular: chagrin - chagrined- chagrined

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must chagrin
you must chagrin
she must chagrin
we must chagrin
you must chagrin
they must chagrin 	I must be chagrining
you must be chagrining
she must be chagrining
we must be chagrining
you must be chagrining
they must be chagrining	I must have chagrined
you must have chagrined
she must have chagrined
we must have chagrined
you must have chagrined
they must have chagrined	I must have been chagrining
you must have been chagrining
she must have been chagrining
we must have been chagrining
you must have been chagrining
they must have been chagrining	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not chagrin
you must not chagrin
she must not chagrin
we must not chagrin
you must not chagrin
they must not chagrin 	I must not be chagrining
you must not be chagrining
she must not be chagrining
we must not be chagrining
you must not be chagrining
they must not be chagrining	I must not have chagrined
you must not have chagrined
she must not have chagrined
we must not have chagrined
you must not have chagrined
they must not have chagrined	I must not have been chagrining
you must not have been chagrining
she must not have been chagrining
we must not have been chagrining
you must not have been chagrining
they must not have been chagrining	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I chagrin?
must you chagrin?
must she chagrin?
must we chagrin?
must you chagrin?
must they chagrin? 	must I be chagrining?
must you be chagrining?
must she be chagrining?
must we be chagrining?
must you be chagrining?
must they be chagrining? 	must I have chagrined?
must you have chagrined?
must she have chagrined?
must we have chagrined?
must you have chagrined?
must they have chagrined? 	must I have been chagrining?
must you have been chagrining?
must she have been chagrining?
must we have been chagrining?
must you have been chagrining?
must they have been chagrining? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not chagrin?
must you not chagrin?
must she not chagrin?
must we not chagrin?
must you not chagrin?
must they not chagrin? 	must I not be chagrining?
must you not be chagrining?
must she not be chagrining?
must we not be chagrining?
must you not be chagrining?
must they not be chagrining? 	must I not have chagrined?
must you not have chagrined?
must she not have chagrined?
must we not have chagrined?
must you not have chagrined?
must they not have chagrined? 	must I not have been chagrining?
must you not have been chagrining?
must she not have been chagrining?
must we not have been chagrining?
must you not have been chagrining?
must they not have been chagrining?