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 cannot label you cannot label he cannot label we cannot label you cannot label they cannot label	I cannot be labelling you cannot be labelling he cannot be labelling we cannot be labelling you cannot be labelling they cannot be labelling
Perfect	V-ing perfect
I cannot have labelled you cannot have labelled he cannot have labelled we cannot have labelled you cannot have labelled they cannot have labelled	I cannot have been labelling you cannot have been labelling he cannot have been labelling we cannot have been labelling you cannot have been labelling they cannot 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 I not label? can you not label? can he not label? can we not label? can you not label? can they not label?	can I not be labelling? can you not be labelling? can he not be labelling? can we not be labelling? can you not be labelling? can they not be labelling?
Perfect	V-ing perfect
can I not have labelled? can you not have labelled? can he not have labelled? can we not have labelled? can you not have labelled? can they not have labelled?	can I not have been labelling? can you not have been labelling? can he not have been labelling? can we not have been labelling? can you not have been labelling? can they not have been labelling?