English verb conjugation
CAN NATTER

Regular verb: natter - nattered - nattered

Affirmation

Simple form	V-ing form
I can natter you can natter he can natter we can natter you can natter they can natter	I can be nattering you can be nattering he can be nattering we can be nattering you can be nattering they can be nattering
Perfect	V-ing perfect
I can have nattered you can have nattered he can have nattered we can have nattered you can have nattered they can have nattered	I can have been nattering you can have been nattering he can have been nattering we can have been nattering you can have been nattering they can have been nattering

Negation

Simple form	V-ing form
I cannot natter you cannot natter he cannot natter we cannot natter you cannot natter they cannot natter	I cannot be nattering you cannot be nattering he cannot be nattering we cannot be nattering you cannot be nattering they cannot be nattering
Perfect	V-ing perfect
I cannot have nattered you cannot have nattered he cannot have nattered we cannot have nattered you cannot have nattered they cannot have nattered	I cannot have been nattering you cannot have been nattering he cannot have been nattering we cannot have been nattering you cannot have been nattering they cannot have been nattering

Interrogative form

Simple form	V-ing form
can I natter? can you natter? can he natter? can we natter? can you natter? can they natter?	can I be nattering? can you be nattering? can he be nattering? can we be nattering? can you be nattering? can they be nattering?
Perfect	V-ing perfect
can I have nattered? can you have nattered? can he have nattered? can we have nattered? can you have nattered? can they have nattered?	can I have been nattering? can you have been nattering? can he have been nattering? can we have been nattering? can you have been nattering? can they have been nattering?

Interro-negative form

Simple form	V-ing form
can I not natter? can you not natter? can he not natter? can we not natter? can you not natter? can they not natter?	can I not be nattering? can you not be nattering? can he not be nattering? can we not be nattering? can you not be nattering? can they not be nattering?
Perfect	V-ing perfect
can I not have nattered? can you not have nattered? can he not have nattered? can we not have nattered? can you not have nattered? can they not have nattered?	can I not have been nattering? can you not have been nattering? can he not have been nattering? can we not have been nattering? can you not have been nattering? can they not have been nattering?