must label
Verbo regular: label - labelled- labelled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must label
you must label
she must label
we must label
you must label
they must label 	I must be labelling
you must be labelling
she must be labelling
we must be labelling
you must be labelling
they must be labelling	I must have labelled
you must have labelled
she must have labelled
we must have labelled
you must have labelled
they must have labelled	I must have been labelling
you must have been labelling
she must have been labelling
we must have been labelling
you must have been labelling
they must have been labelling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not label
you must not label
she must not label
we must not label
you must not label
they must not label 	I must not be labelling
you must not be labelling
she must not be labelling
we must not be labelling
you must not be labelling
they must not be labelling	I must not have labelled
you must not have labelled
she must not have labelled
we must not have labelled
you must not have labelled
they must not have labelled	I must not have been labelling
you must not have been labelling
she must not have been labelling
we must not have been labelling
you must not have been labelling
they must not have been labelling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I label?
must you label?
must she label?
must we label?
must you label?
must they label? 	must I be labelling?
must you be labelling?
must she be labelling?
must we be labelling?
must you be labelling?
must they be labelling? 	must I have labelled?
must you have labelled?
must she have labelled?
must we have labelled?
must you have labelled?
must they have labelled? 	must I have been labelling?
must you have been labelling?
must she have been labelling?
must we have been labelling?
must you have been labelling?
must they have been labelling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not label?
must you not label?
must she not label?
must we not label?
must you not label?
must they not label? 	must I not be labelling?
must you not be labelling?
must she not be labelling?
must we not be labelling?
must you not be labelling?
must they not be labelling? 	must I not have labelled?
must you not have labelled?
must she not have labelled?
must we not have labelled?
must you not have labelled?
must they not have labelled? 	must I not have been labelling?
must you not have been labelling?
must she not have been labelling?
must we not have been labelling?
must you not have been labelling?
must they not have been labelling?