English verb conjugation
CAN TOTTER

Regular verb: totter - tottered - tottered

Affirmation

Simple form	V-ing form
I can totter you can totter he can totter we can totter you can totter they can totter	I can be tottering you can be tottering he can be tottering we can be tottering you can be tottering they can be tottering
Perfect	V-ing perfect
I can have tottered you can have tottered he can have tottered we can have tottered you can have tottered they can have tottered	I can have been tottering you can have been tottering he can have been tottering we can have been tottering you can have been tottering they can have been tottering

Negation

Simple form	V-ing form
I cannot totter you cannot totter he cannot totter we cannot totter you cannot totter they cannot totter	I cannot be tottering you cannot be tottering he cannot be tottering we cannot be tottering you cannot be tottering they cannot be tottering
Perfect	V-ing perfect
I cannot have tottered you cannot have tottered he cannot have tottered we cannot have tottered you cannot have tottered they cannot have tottered	I cannot have been tottering you cannot have been tottering he cannot have been tottering we cannot have been tottering you cannot have been tottering they cannot have been tottering

Interrogative form

Simple form	V-ing form
can I totter? can you totter? can he totter? can we totter? can you totter? can they totter?	can I be tottering? can you be tottering? can he be tottering? can we be tottering? can you be tottering? can they be tottering?
Perfect	V-ing perfect
can I have tottered? can you have tottered? can he have tottered? can we have tottered? can you have tottered? can they have tottered?	can I have been tottering? can you have been tottering? can he have been tottering? can we have been tottering? can you have been tottering? can they have been tottering?

Interro-negative form

Simple form	V-ing form
can I not totter? can you not totter? can he not totter? can we not totter? can you not totter? can they not totter?	can I not be tottering? can you not be tottering? can he not be tottering? can we not be tottering? can you not be tottering? can they not be tottering?
Perfect	V-ing perfect
can I not have tottered? can you not have tottered? can he not have tottered? can we not have tottered? can you not have tottered? can they not have tottered?	can I not have been tottering? can you not have been tottering? can he not have been tottering? can we not have been tottering? can you not have been tottering? can they not have been tottering?