English verb conjugation
CAN PUMICE

Regular verb: pumice - pumiced - pumiced

Affirmation

Simple form	V-ing form
I can pumice you can pumice he can pumice we can pumice you can pumice they can pumice	I can be pumicing you can be pumicing he can be pumicing we can be pumicing you can be pumicing they can be pumicing
Perfect	V-ing perfect
I can have pumiced you can have pumiced he can have pumiced we can have pumiced you can have pumiced they can have pumiced	I can have been pumicing you can have been pumicing he can have been pumicing we can have been pumicing you can have been pumicing they can have been pumicing

Negation

Simple form	V-ing form
I can't pumice you can't pumice he can't pumice we can't pumice you can't pumice they can't pumice	I can't be pumicing you can't be pumicing he can't be pumicing we can't be pumicing you can't be pumicing they can't be pumicing
Perfect	V-ing perfect
I can't have pumiced you can't have pumiced he can't have pumiced we can't have pumiced you can't have pumiced they can't have pumiced	I can't have been pumicing you can't have been pumicing he can't have been pumicing we can't have been pumicing you can't have been pumicing they can't have been pumicing

Interrogative form

Simple form	V-ing form
can I pumice? can you pumice? can he pumice? can we pumice? can you pumice? can they pumice?	can I be pumicing? can you be pumicing? can he be pumicing? can we be pumicing? can you be pumicing? can they be pumicing?
Perfect	V-ing perfect
can I have pumiced? can you have pumiced? can he have pumiced? can we have pumiced? can you have pumiced? can they have pumiced?	can I have been pumicing? can you have been pumicing? can he have been pumicing? can we have been pumicing? can you have been pumicing? can they have been pumicing?

Interro-negative form

Simple form	V-ing form
can't I pumice? can't you pumice? can't he pumice? can't we pumice? can't you pumice? can't they pumice?	can't I be pumicing? can't you be pumicing? can't he be pumicing? can't we be pumicing? can't you be pumicing? can't they be pumicing?
Perfect	V-ing perfect
can't I have pumiced? can't you have pumiced? can't he have pumiced? can't we have pumiced? can't you have pumiced? can't they have pumiced?	can't I have been pumicing? can't you have been pumicing? can't he have been pumicing? can't we have been pumicing? can't you have been pumicing? can't they have been pumicing?