must add
Verbo regular: add - added- added

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must add
you must add
she must add
we must add
you must add
they must add 	I must be adding
you must be adding
she must be adding
we must be adding
you must be adding
they must be adding	I must have added
you must have added
she must have added
we must have added
you must have added
they must have added	I must have been adding
you must have been adding
she must have been adding
we must have been adding
you must have been adding
they must have been adding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not add
you must not add
she must not add
we must not add
you must not add
they must not add 	I must not be adding
you must not be adding
she must not be adding
we must not be adding
you must not be adding
they must not be adding	I must not have added
you must not have added
she must not have added
we must not have added
you must not have added
they must not have added	I must not have been adding
you must not have been adding
she must not have been adding
we must not have been adding
you must not have been adding
they must not have been adding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I add?
must you add?
must she add?
must we add?
must you add?
must they add? 	must I be adding?
must you be adding?
must she be adding?
must we be adding?
must you be adding?
must they be adding? 	must I have added?
must you have added?
must she have added?
must we have added?
must you have added?
must they have added? 	must I have been adding?
must you have been adding?
must she have been adding?
must we have been adding?
must you have been adding?
must they have been adding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not add?
must you not add?
must she not add?
must we not add?
must you not add?
must they not add? 	must I not be adding?
must you not be adding?
must she not be adding?
must we not be adding?
must you not be adding?
must they not be adding? 	must I not have added?
must you not have added?
must she not have added?
must we not have added?
must you not have added?
must they not have added? 	must I not have been adding?
must you not have been adding?
must she not have been adding?
must we not have been adding?
must you not have been adding?
must they not have been adding?