English verb conjugation
CAN DECELERATE

Regular verb: decelerate - decelerated - decelerated

Affirmation

Simple form	V-ing form
I can decelerate you can decelerate he can decelerate we can decelerate you can decelerate they can decelerate	I can be decelerating you can be decelerating he can be decelerating we can be decelerating you can be decelerating they can be decelerating
Perfect	V-ing perfect
I can have decelerated you can have decelerated he can have decelerated we can have decelerated you can have decelerated they can have decelerated	I can have been decelerating you can have been decelerating he can have been decelerating we can have been decelerating you can have been decelerating they can have been decelerating

Negation

Simple form	V-ing form
I can't decelerate you can't decelerate he can't decelerate we can't decelerate you can't decelerate they can't decelerate	I can't be decelerating you can't be decelerating he can't be decelerating we can't be decelerating you can't be decelerating they can't be decelerating
Perfect	V-ing perfect
I can't have decelerated you can't have decelerated he can't have decelerated we can't have decelerated you can't have decelerated they can't have decelerated	I can't have been decelerating you can't have been decelerating he can't have been decelerating we can't have been decelerating you can't have been decelerating they can't have been decelerating

Interrogative form

Simple form	V-ing form
can I decelerate? can you decelerate? can he decelerate? can we decelerate? can you decelerate? can they decelerate?	can I be decelerating? can you be decelerating? can he be decelerating? can we be decelerating? can you be decelerating? can they be decelerating?
Perfect	V-ing perfect
can I have decelerated? can you have decelerated? can he have decelerated? can we have decelerated? can you have decelerated? can they have decelerated?	can I have been decelerating? can you have been decelerating? can he have been decelerating? can we have been decelerating? can you have been decelerating? can they have been decelerating?

Interro-negative form

Simple form	V-ing form
can't I decelerate? can't you decelerate? can't he decelerate? can't we decelerate? can't you decelerate? can't they decelerate?	can't I be decelerating? can't you be decelerating? can't he be decelerating? can't we be decelerating? can't you be decelerating? can't they be decelerating?
Perfect	V-ing perfect
can't I have decelerated? can't you have decelerated? can't he have decelerated? can't we have decelerated? can't you have decelerated? can't they have decelerated?	can't I have been decelerating? can't you have been decelerating? can't he have been decelerating? can't we have been decelerating? can't you have been decelerating? can't they have been decelerating?