English verb conjugation
CAN TEETER

Regular verb: teeter - teetered - teetered

Affirmation

Simple form	V-ing form
I can teeter you can teeter he can teeter we can teeter you can teeter they can teeter	I can be teetering you can be teetering he can be teetering we can be teetering you can be teetering they can be teetering
Perfect	V-ing perfect
I can have teetered you can have teetered he can have teetered we can have teetered you can have teetered they can have teetered	I can have been teetering you can have been teetering he can have been teetering we can have been teetering you can have been teetering they can have been teetering

Negation

Simple form	V-ing form
I cannot teeter you cannot teeter he cannot teeter we cannot teeter you cannot teeter they cannot teeter	I cannot be teetering you cannot be teetering he cannot be teetering we cannot be teetering you cannot be teetering they cannot be teetering
Perfect	V-ing perfect
I cannot have teetered you cannot have teetered he cannot have teetered we cannot have teetered you cannot have teetered they cannot have teetered	I cannot have been teetering you cannot have been teetering he cannot have been teetering we cannot have been teetering you cannot have been teetering they cannot have been teetering

Interrogative form

Simple form	V-ing form
can I teeter? can you teeter? can he teeter? can we teeter? can you teeter? can they teeter?	can I be teetering? can you be teetering? can he be teetering? can we be teetering? can you be teetering? can they be teetering?
Perfect	V-ing perfect
can I have teetered? can you have teetered? can he have teetered? can we have teetered? can you have teetered? can they have teetered?	can I have been teetering? can you have been teetering? can he have been teetering? can we have been teetering? can you have been teetering? can they have been teetering?

Interro-negative form

Simple form	V-ing form
can I not teeter? can you not teeter? can he not teeter? can we not teeter? can you not teeter? can they not teeter?	can I not be teetering? can you not be teetering? can he not be teetering? can we not be teetering? can you not be teetering? can they not be teetering?
Perfect	V-ing perfect
can I not have teetered? can you not have teetered? can he not have teetered? can we not have teetered? can you not have teetered? can they not have teetered?	can I not have been teetering? can you not have been teetering? can he not have been teetering? can we not have been teetering? can you not have been teetering? can they not have been teetering?