English verb conjugation
CAN LABEL

Regular verb: label - labelled - labelled

Affirmation

Simple form	V-ing form
I can label you can label he can label we can label you can label they can label	I can be labelling you can be labelling he can be labelling we can be labelling you can be labelling they can be labelling
Perfect	V-ing perfect
I can have labelled you can have labelled he can have labelled we can have labelled you can have labelled they can have labelled	I can have been labelling you can have been labelling he can have been labelling we can have been labelling you can have been labelling they can have been labelling

Negation

Simple form	V-ing form
I can't label you can't label he can't label we can't label you can't label they can't label	I can't be labelling you can't be labelling he can't be labelling we can't be labelling you can't be labelling they can't be labelling
Perfect	V-ing perfect
I can't have labelled you can't have labelled he can't have labelled we can't have labelled you can't have labelled they can't have labelled	I can't have been labelling you can't have been labelling he can't have been labelling we can't have been labelling you can't have been labelling they can't have been labelling

Interrogative form

Simple form	V-ing form
can I label? can you label? can he label? can we label? can you label? can they label?	can I be labelling? can you be labelling? can he be labelling? can we be labelling? can you be labelling? can they be labelling?
Perfect	V-ing perfect
can I have labelled? can you have labelled? can he have labelled? can we have labelled? can you have labelled? can they have labelled?	can I have been labelling? can you have been labelling? can he have been labelling? can we have been labelling? can you have been labelling? can they have been labelling?

Interro-negative form

Simple form	V-ing form
can't I label? can't you label? can't he label? can't we label? can't you label? can't they label?	can't I be labelling? can't you be labelling? can't he be labelling? can't we be labelling? can't you be labelling? can't they be labelling?
Perfect	V-ing perfect
can't I have labelled? can't you have labelled? can't he have labelled? can't we have labelled? can't you have labelled? can't they have labelled?	can't I have been labelling? can't you have been labelling? can't he have been labelling? can't we have been labelling? can't you have been labelling? can't they have been labelling?